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-2024-56337

37
FAUCET Score

CVE-2024-56337 is a critical Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability affecting Apache Tomcat versions 11.0.0-M1 through 11.0.1, 10.1.0-M1 through 10.1.33, and 9.0.0.M1 through 9.0.97, as well as older EOL versions. This vulnerability carries a CVSS score of 9.8 (Critical) due to its network attack vector, low attack complexity, and high potential for confidentiality, integrity, and availability impacts. While not yet in CISA's KEV catalog, the vulnerability has garnered significant community discussion and media coverage, indicating high awareness and potential for future exploitation, though no public exploit code is currently available.

Impacted Technologies

VendorProductVersion(s)CPE
>= 9.0.0, < 9.0.98CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
>= 10.1.0, < 10.1.34CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
>= 11.0.0, < 11.0.2CPE matchmatch criteria
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:o:netapp:bootstrap_os:-:*:*:*:*:*:*:*
>= 10.1.0-M1, <= 10.1.33CPE match
cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
9.03%
Probability of exploitation in next 30 days
EPSS Percentile
94.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0903 is in the 90th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (20)

mavenpatch availablevia ghsa
Product: org.apache.tomcat.embed:tomcat-embed-coreFixed in: 9.0.98
mavenpatch availablevia ghsa
Product: org.apache.tomcat:tomcat-catalinaFixed in: 10.1.34
mavenpatch availablevia ghsa
Product: org.apache.tomcat:tomcat-embed-coreFixed in: 9.0.98
mavenpatch availablevia ghsa
Product: org.apache.tomcat.embed:tomcat-embed-coreFixed in: 11.0.2
mavenpatch availablevia ghsa
Product: org.apache.tomcat.embed:tomcat-embed-coreFixed in: 10.1.34
mavenpatch availablevia ghsa
Product: org.apache.tomcat:tomcat-catalinaFixed in: 11.0.2
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.4 Extended Update SupportFixed in: tomcat-1:9.0.87-1.el9_4.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5Fixed in: tomcat
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.8 on RHEL 7Fixed in: jws5-tomcat-0:9.0.87-11.redhat_00010.1.el7jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.8 on RHEL 8Fixed in: jws5-tomcat-0:9.0.87-11.redhat_00010.1.el8jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat JBoss Web Server 5.8 on RHEL 9Fixed in: jws5-tomcat-0:9.0.87-11.redhat_00010.1.el9jws
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: tomcat-1:9.0.87-3.el9_6.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: tomcat9-1:9.0.87-5.el10_0.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: tomcat-1:9.0.87-1.el8_10.4
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceFixed in: tomcat-1:9.0.87-1.el8_8.5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsFixed in: tomcat-1:9.0.87-1.el8_8.5
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsFixed in: tomcat-1:9.0.87-1.el9_2.4
View patch
redhatvendor investigatingvia redhat_api
Product: Red Hat JBoss Web Server 6Fixed in: tomcat
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: pki-deps:10.6/pki-servlet-engine
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 9Fixed in: pki-servlet-engine

Vendor Advisories (2)

mavenGHSA-27hp-xhwr-wr2mhigh

Apache Tomcat Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability

Dec 20, 2024
redhatCVE-2024-56337Moderate

tomcat: Incomplete fix for CVE-2024-50379 - RCE due to TOCTOU issue in JSP compilation

Dec 20, 2024

References

lists.debian.org / debian-lts-announce/2025/01/msg00009.html
security.netapp.com / advisory/ntap-20250103-0002
Third Party Advisory
lists.apache.org / thread/b2b9qrgjrz1kvo4ym8y2wkfdvwoq6qbp
Mailing ListVendor Advisory
cve.org / CVERecord
Third Party Advisory