Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-28165

54
FAUCET Score

CVE-2021-28165 is a denial-of-service vulnerability affecting Eclipse Jetty versions 7.2.2 through 9.4.38, 10.0.0.alpha0 through 10.0.1, and 11.0.0.alpha0 through 11.0.1, as well as products like Jenkins, NetApp, and Oracle that utilize vulnerable Jetty versions. An unauthenticated attacker can exploit this by sending a large, invalid TLS frame, causing the affected server's CPU usage to reach 100%. With a CVSS score of 7.5 (High), this vulnerability has a high availability impact, but currently shows no evidence of active exploitation, public exploit code, or significant community discussion.

Impacted Technologies

VendorProductVersion(s)CPE
>= 7.2.2, < 9.4.39CPE matchmatch criteria
cpe:2.3:a:eclipse:jetty:*:*:*:*:*:*:*:*
>= 10.0.0, < 10.0.2CPE matchmatch criteria
cpe:2.3:a:eclipse:jetty:*:*:*:*:*:*:*:*
>= 11.0.0, < 11.0.2CPE matchmatch criteria
cpe:2.3:a:eclipse:jetty:*:*:*:*:*:*:*:*
21.0.2CPE matchmatch criteria
cpe:2.3:a:oracle:autovue_for_agile_product_lifecycle_management:21.0.2:*:*:*:*:*:*:*
1.14.0CPE matchmatch criteria
cpe:2.3:a:oracle:communications_cloud_native_core_policy:1.14.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
53.86%
Probability of exploitation in next 30 days
EPSS Percentile
98.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.5386 is in the 98th percentile among its peer group of 51,506 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (22)

mavenpatch availablevia ghsa
Product: org.eclipse.jetty:jetty-serverFixed in: 9.4.39
mavenpatch availablevia ghsa
Product: org.eclipse.jetty:jetty-serverFixed in: 10.0.2
mavenpatch availablevia ghsa
Product: org.eclipse.jetty:jetty-serverFixed in: 11.0.2
oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat AMQ Streams 1.8.0Fixed in: jetty-server
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Developer ToolsFixed in: rh-eclipse-jetty-0:9.4.40-1.1.el7_9
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Fuse 7.9Fixed in: jetty
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Integration Camel Quarkus 2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.7Fixed in: runc-0:1.0.0-95.rhaos4.8.gitcd80260.el8
View patch
redhatpatch availablevia redhat_api
Product: RHAF Camel-K 1.8Fixed in: jetty
View patch
redhatpatch availablevia redhat_api
Product: Red Hat OpenShift Container Platform 4.7Fixed in: jenkins-0:2.277.3.1620393611-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat AMQ 7.8.2Fixed in: jetty-server
View patch
redhatpatch availablevia redhat_api
Product: Red Hat AMQ 7.9.0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat AMQ Streams 1.6.4
View patch
redhatno patchvia redhat_api
Product: Red Hat Integration Service RegistryFixed in: jetty-server
redhatno patchvia redhat_api
Product: Red Hat OpenShift Container Platform 3.11Fixed in: jenkins
redhatno patchvia redhat_api
Product: Red Hat Integration Camel Quarkus 1Fixed in: jetty
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-metering-presto
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: eclipse:rhel8/jetty
redhatend of lifevia redhat_api
Product: Red Hat OpenStack Platform 13 (Queens)Fixed in: opendaylight
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-metering-hadoop
redhatend of lifevia redhat_api
Product: Red Hat OpenShift Container Platform 4Fixed in: openshift4/ose-metering-hive

Vendor Advisories (2)

mavenGHSA-26vr-8j45-3r4whigh

Jetty vulnerable to incorrect handling of invalid large TLS frame, exhausting CPU resources

Apr 6, 2021
redhatCVE-2021-28165Moderate

jetty: Resource exhaustion when receiving an invalid large TLS frame

Apr 1, 2021

References

github.com / eclipse/jetty.project/security/advisories/GHSA-26vr-8j45-3r4w
ExploitThird Party Advisory
lists.apache.org / thread.html/r002258611ed0c35b82b839d284b43db9dcdec120db8afc1c993137dc%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/r03ca0b69db1e3e5f72fe484b71370d537cd711cbf334e2913332730a%40%3Cissues.spark.apache.org%3E
lists.apache.org / thread.html/r05db8e0ef01e1280cc7543575ae0fa1c2b4d06a8b928916ef65dd2ad%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r06d54a297cb8217c66e5190912a955fb870ba47da164002bf2baffe5%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r077b76cafb61520c14c87c4fc76419ed664002da0ddac5ad851ae7e7%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r0841b06b48324cfc81325de3c05a92e53f997185f9d71ff47734d961%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/r0a241b0649beef90d422b42a26a2470d336e59e66970eafd54f9c3e2%40%3Ccommits.zookeeper.apache.org%3E
lists.apache.org / thread.html/r0a4797ba6ceea8074f47574a4f3cc11493d514c1fab8203ebd212add%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r0bf3aa065abd23960fc8bdc8090d6bc00d5e391cf94ec4e1f4537ae3%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r0cd1a5e3f4ad4770b44f8aa96572fc09d5b35bec149c0cc247579c42%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r0f02034a33076fd7243cf3a8807d2766e373f5cb2e7fd0c9a78f97c4%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/r111f1ce28b133a8090ca4f809a1bdf18a777426fc058dc3a16c39c66%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/r17e26cf9a1e3cbc09522d15ece5d7c7a00cdced7641b92a22a783287%40%3Cissues.zookeeper.apache.org%3E
lists.apache.org / thread.html/r23785214d47673b811ef119ca3a40f729801865ea1e891572d15faa6%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r2afc72af069a7fe89ca2de847f3ab3971cb1d668a9497c999946cd78%40%3Ccommits.spark.apache.org%3E
lists.apache.org / thread.html/r2ea2f0541121f17e470a0184843720046c59d4bde6d42bf5ca6fad81%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/r2f2d9c3b7cc750a6763d6388bcf5db0c7b467bd8be6ac4d6aea4f0cf%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r31f591a0deac927ede8ccc3eac4bb92697ee2361bf01549f9e3440ca%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r33eb3889ca0aa12720355e64fc2f8f1e8c0c28a4d55b3b4b8891becb%40%3Ccommits.zookeeper.apache.org%3E
lists.apache.org / thread.html/r40136c2010fccf4fb2818a965e5d7ecca470e5f525c232ec5b8eb83a%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r401b1c592f295b811608010a70792b11c91885b72af9f9410cffbe35%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r411d75dc6bcefadaaea246549dd18e8d391a880ddf28a796f09ce152%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r47a7542ab61da865fff3db0fe74bfe76c89a37b6e6d2c2a423f8baee%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r4891d45625cc522fe0eb764ac50d48bcca9c0db4805ea4a998d4c225%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/r4a66bfbf62281e31bc1345ebecbfd96f35199eecd77bfe4e903e906f%40%3Cissues.ignite.apache.org%3E
lists.apache.org / thread.html/r4abbd760d24bab2b8f1294c5c9216ae915100099c4391ad64e9ae38b%40%3Cdev.hbase.apache.org%3E
lists.apache.org / thread.html/r4b1fef117bccc7f5fd4c45fd2cabc26838df823fe5ca94bc42a4fd46%40%3Cissues.ignite.apache.org%3E
lists.apache.org / thread.html/r520c56519b8820955a86966f499e7a0afcbcf669d6f7da59ef1eb155%40%3Ccommits.pulsar.apache.org%3E
lists.apache.org / thread.html/r56e5568ac73daedcb3b5affbb4b908999f03d3c1b1ada3920b01e959%40%3Cdev.zookeeper.apache.org%3E
lists.apache.org / thread.html/r5b3693da7ecb8a75c0e930b4ca26a5f97aa0207d9dae4aa8cc65fe6b%40%3Cissues.ignite.apache.org%3E
lists.apache.org / thread.html/r5d1f16dca2e010193840068f1a1ec17b7015e91acc646607cbc0a4da%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r5f172f2dd8fb02f032ef4437218fd4f610605a3dd4f2a024c1e43b94%40%3Cissues.zookeeper.apache.org%3E
lists.apache.org / thread.html/r64ff94118f6c80e6c085c6e2d51bbb490eaefad0642db8c936e4f0b7%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r6535b2beddf0ed2d263ab64ff365a5f790df135a1a2f45786417adb7%40%3Cdev.kafka.apache.org%3E
lists.apache.org / thread.html/r65daad30d13f7c56eb5c3d7733ad8dddbf62c469175410777a78d812%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r694e57d74fcaa48818a03c282aecfa13ae68340c798dfcb55cb7acc7%40%3Cdev.kafka.apache.org%3E
lists.apache.org / thread.html/r6ac9e263129328c0db9940d72b4a6062e703c58918dd34bd22cdf8dd%40%3Cissues.ignite.apache.org%3E
lists.apache.org / thread.html/r6b070441871a4e6ce8bb63e190c879bb60da7c5e15023de29ebd4f9f%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r6ce2907b2691c025250ba010bc797677ef78d5994d08507a2e5477c9%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r6f256a1d15505f79f4050a69bb8f27b34cb353604dd2f765c9da5df7%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r71031d0acb1de55c9ab32f4750c50ce2f28543252e887ca03bd5621e%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r7189bf41cb0c483629917a01cf296f9fbdbda3987084595192e3845d%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/r72bf813ed4737196ea3ed26494e949577be587fd5939fe8be09907c7%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r746434be6abff9ad321ff54ecae09e1f09c1c7c139021f40a5774090%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r769155244ca2da2948a44091bb3bb9a56e7e1c71ecc720b8ecf281f0%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r780c3c210a05c5bf7b4671303f46afc3fe56758e92864e1a5f0590d0%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r7bf7004c18c914fae3d5a6a0191d477e5b6408d95669b3afbf6efa36%40%3Ccommits.zookeeper.apache.org%3E
lists.apache.org / thread.html/r7c40fb3a66a39b6e6c83b0454bc6917ffe6c69e3131322be9c07a1da%40%3Cissues.spark.apache.org%3E
lists.apache.org / thread.html/r81748d56923882543f5be456043c67daef84d631cf54899082058ef1%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/r83453ec252af729996476e5839d0b28f07294959d60fea1bd76f7d81%40%3Cissues.spark.apache.org%3E
lists.apache.org / thread.html/r90327f55db8f1d079f9a724aabf1f5eb3c00c1de49dc7fd04cad1ebc%40%3Ccommits.pulsar.apache.org%3E
lists.apache.org / thread.html/r940f15db77a96f6aea92d830bc94d8d95f26cc593394d144755824da%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r942f4a903d0abb25ac75c592e57df98dea51350e8589269a72fd7913%40%3Cissues.spark.apache.org%3E
lists.apache.org / thread.html/r9974f64723875052e02787b2a5eda689ac5247c71b827d455e5dc9a6%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/r9b793db9f395b546e66fb9c44fe1cd75c7755029e944dfee31b8b779%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/r9db72e9c33b93eba45a214af588f1d553839b5c3080fc913854a49ab%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/r9fae5a4087d9ed1c9d4f0c7493b6981a4741cfb4bebb2416da638424%40%3Cissues.spark.apache.org%3E
lists.apache.org / thread.html/ra210e38ae0bf615084390b26ba01bb5d66c0a76f232277446ae0948a%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/ra21b3e6bd9669377139fe33fb46edf6fece3f31375bc42a0dcc964b2%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/ra50519652b0b7f869a14fbfb4be9758a29171d7fe561bb7e036e8449%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/ra9dd15ba8a4fb7e42c7fe948a6d6b3868fd6bbf8e3fb37fcf33b2cd0%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/rae8bbc5a516f3e21b8a55e61ff6ad0ced03bdbd116d2170a3eed9f5c%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/raea6e820644e8c5a577f77d4e2044f8ab52183c2536b00c56738beef%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rb00345f6b1620b553d2cc1acaf3017aa75cea3776b911e024fa3b187%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rb11a13e623218c70b9f2a2d0d122fdaaf905e04a2edcd23761894464%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/rb1624b9777a3070135e94331a428c6653a6a1edccd56fa9fb7a547f2%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rb2d34abb67cdf525945fe4b821c5cdbca29a78d586ae1f9f505a311c%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rb66ed0b4bb74836add60dd5ddf9172016380b2aeefb7f96fe348537b%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rb8f5a6ded384eb00608e6137e87110e7dd7d5054cc34561cb89b81af%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rbab9e67ec97591d063905bc7d4743e6a673f1bc457975fc0445ac97f%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/rbba0b02a3287e34af328070dd58f7828612f96e2e64992137f4dc63d%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/rbc075a4ac85e7a8e47420b7383f16ffa0af3b792b8423584735f369f%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/rbcd7b477df55857bb6cae21fcc4404683ac98aac1a47551f0dc55486%40%3Cissues.zookeeper.apache.org%3E
lists.apache.org / thread.html/rbd9a837a18ca57ac0d9b4165a6eec95ee132f55d025666fe41099f33%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rc4779abc1cface47e956cf9f8910f15d79c24477e7b1ac9be076a825%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/rc4dbc9907b0bdd634200ac90a15283d9c143c11af66e7ec72128d020%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/rc6c43c3180c0efe00497c73dd374cd34b62036cb67987ad42c1f2dce%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rc907ed7b089828364437de5ed57fa062330970dc1bc5cd214b711f77%40%3Ccommits.zookeeper.apache.org%3E
lists.apache.org / thread.html/rcdea97f4d3233298296aabc103c9fcefbf629425418c2b69bb16745f%40%3Ccommits.pulsar.apache.org%3E
lists.apache.org / thread.html/rd0471252aeb3384c3cfa6d131374646d4641b80dd313e7b476c47a9c%40%3Cissues.solr.apache.org%3E
lists.apache.org / thread.html/rd24d8a059233167b4a5aebda4b3534ca1d86caa8a85b10a73403ee97%40%3Ccommits.spark.apache.org%3E
lists.apache.org / thread.html/rd6c1eb9a8a94b3ac8a525d74d792924e8469f201b77e1afcf774e7a6%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rd755dfe5f658c42704540ad7950cebd136739089c3231658e398cf38%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/rd7c8fb305a8637480dc943ba08424c8992dccad018cd1405eb2afe0e%40%3Cdev.ignite.apache.org%3E
lists.apache.org / thread.html/rd9ea411a58925cc82c32e15f541ead23cb25b4b2d57a2bdb0341536e%40%3Cjira.kafka.apache.org%3E
lists.apache.org / thread.html/rdbf2a2cd1800540ae50dd78b57411229223a6172117d62b8e57596aa%40%3Cissues.hbase.apache.org%3E
lists.apache.org / thread.html/rdde34d53aa80193cda016272d61e6749f8a9044ccb37a30768938f7e%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rdf4fe435891e8c35e70ea5da033b4c3da78760f15a8c4212fad89d9f%40%3Ccommits.zookeeper.apache.org%3E
lists.apache.org / thread.html/rdfe5f1c071ba9dadba18d7fb0ff13ea6ecb33da624250c559999eaeb%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/re0545ecced2d468c94ce4dcfa37d40a9573cc68ef5f6839ffca9c1c1%40%3Ccommits.hbase.apache.org%3E
lists.apache.org / thread.html/re3a1617d16a7367f767b8209b2151f4c19958196354b39568c532f26%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/re577736ca7da51952c910b345a500b7676ea9931c9b19709b87f292b%40%3Cissues.zookeeper.apache.org%3E
lists.apache.org / thread.html/re6614b4fe7dbb945409daadb9e1cc73c02383df68bf9334736107a6e%40%3Cdev.zookeeper.apache.org%3E
lists.apache.org / thread.html/ree1895a256a9db951e0d97a76222909c2e1f28c1a3d89933173deed6%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rf1b02dfccd27b8bbc3afd119b212452fa32e9ed7d506be9357a3a7ec%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rf6de4c249bd74007f5f66f683c110535f46e719d2f83a41e8faf295f%40%3Creviews.spark.apache.org%3E
lists.apache.org / thread.html/rf99f9a25ca24fe519c9346388f61b5b3a09be31b800bf37f01473ad7%40%3Cnotifications.zookeeper.apache.org%3E
lists.apache.org / thread.html/rfc9f51b4e21022b3cd6cb6f90791a6a6999560212e519b5f09db0aed%40%3Ccommits.pulsar.apache.org%3E
lists.apache.org / thread.html/rfd3ff6e66b6bbcfb2fefa9f5a20328937c0369b2e142e3e1c6774743%40%3Creviews.spark.apache.org%3E
security.netapp.com / advisory/ntap-20210611-0006
Mailing ListThird Party Advisory
debian.org / security/2021/dsa-4949
Third Party Advisory
oracle.com / security-alerts/cpuapr2022.html
Not ApplicableThird Party Advisory
oracle.com / security-alerts/cpujan2022.html
PatchThird Party Advisory
oracle.com / /security-alerts/cpujul2021.html
PatchThird Party Advisory
oracle.com / security-alerts/cpuoct2021.html
PatchThird Party Advisory
openwall.com / lists/oss-security/2021/04/20/3
Mailing ListThird Party Advisory