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CVE-2020-2830

17
FAUCET Score

CVE-2020-2830 is a vulnerability in Oracle Java SE and Java SE Embedded (Concurrency component) affecting versions 7u251, 8u241, 11.0.6, and 14. This easily exploitable flaw allows an unauthenticated attacker to cause a partial denial of service. With a CVSS score of 5.3 (Medium), it can be exploited remotely via multiple protocols, including through sandboxed applications or by supplying data to APIs. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.7.0CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:1.7.0:update251:*:*:*:*:*:*
1.8.0CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:1.8.0:update241:*:*:*:*:*:*
11.0.6CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:11.0.6:*:*:*:*:*:*:*
14.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:14.0.0:*:*:*:*:*:*:*
1.7.0CPE matchmatch criteria
cpe:2.3:a:oracle:jre:1.7.0:update_251:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
LOW
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.95%
Probability of exploitation in next 30 days
EPSS Percentile
91.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0495 is in the 88th percentile among its peer group of 23,723 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Media Mentions

No media coverage found for this CVE.

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

Remediation

Patch Available

Vendor Patches (15)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.0 Update Services for SAP SolutionsFixed in: java-11-openjdk-1:11.0.7.10-1.el8_0
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: java-1.8.0-openjdk-1:1.8.0.252.b09-2.el6_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: java-1.7.0-openjdk-1:1.7.0.261-2.6.22.1.el6_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: java-1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el6_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: java-1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el6_10
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: java-1.7.0-openjdk-1:1.7.0.261-2.6.22.2.el7_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: java-11-openjdk-1:11.0.7.10-4.el7_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: java-1.8.0-openjdk-1:1.8.0.252.b09-2.el7_8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7 SupplementaryFixed in: java-1.8.0-ibm-1:1.8.0.6.10-1jpp.1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7 SupplementaryFixed in: java-1.7.1-ibm-1:1.7.1.4.65-1jpp.1.el7
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: java-11-openjdk-1:11.0.7.10-1.el8_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: java-1.8.0-openjdk-1:1.8.0.252.b09-2.el8_1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: java-1.8.0-ibm-1:1.8.0.6.10-1.el8_2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.0 Update Services for SAP SolutionsFixed in: java-1.8.0-openjdk-1:1.8.0.252.b09-2.el8_0
View patch
oraclevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2020-2830Moderate

OpenJDK: Regular expression DoS in Scanner (Concurrency, 8236201)

Apr 14, 2020

References

lists.opensuse.org / opensuse-security-announce/2020-06/msg00000.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-06/msg00023.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2020-06/msg00048.html
Third Party Advisory
kc.mcafee.com / corporate/index
PatchThird Party Advisory
lists.debian.org / debian-lts-announce/2020/04/msg00024.html
Third Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/CKAV6KFFAEANXAN73AFTGU7Z6YNRWCXQ
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/L7VHC4EW36KZEIDQ56RPCWBZCQELFFKN
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/NYHHHZRHXCBGRHGE5UP7UEB4IZ2QX536
security.gentoo.org / glsa/202006-22
Third Party Advisory
security.netapp.com / advisory/ntap-20200416-0004
Third Party Advisory
usn.ubuntu.com / 4337-1
Third Party Advisory
debian.org / security/2020/dsa-4662
Third Party Advisory
oracle.com / security-alerts/cpuapr2020.html
Vendor Advisory