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🛡️ CLSA-2023-1691083477 — libtomcat8-embed-java (CVE-2021-25329 +2 more)

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Fix CVE(s): CVE-2021-25329, CVE-2022-23181, CVE-2020-9484

  • SECURITY UPDATE: Remote Code Execution via session persistence
  • debian/patches/CVE-2020-9484.patch: Improve validation of storage

location when using FileStore.

  • CVE-2020-9484
  • SECURITY UPDATE: Fix for CVE-2020-9484 was incomplete
  • debian/patches/CVE-2021-25329-pre1.patch: Fix some edge cases where

the docBase was not being set using a canonical path which in turn

meant resource URLs were not being constructed as expected.

  • debian/patches/CVE-2021-25329.patch: Use java.nio.file.Path for

consistent sub-directory checking.

  • CVE-2021-25329
  • SECURITY UPDATE: Local Privilege Escalation
  • debian/patches/CVE-2022-23181.patch: Make calculation of session

storage location more robust.

  • CVE-2022-23181
  • Update the expired test certificates:
  • debian/test_certs/*.pem|*.jks: Take the last test certificates from

the upstream branch 8.5.x.

  • debian/source/include-binaries: Specifying the binary *.jks files

to prevent build failures.

  • debian/rules: Before the testing stage, the old certificates in the

source code are replaced with the new ones from debian/test_certs.

Affected software

CLSA-2023-1691083477 is recorded against 8 packages.

  • libtomcat8-embed-java (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • libtomcat8-java (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8 (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8-admin (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8-common (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8-docs (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8-examples (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)
  • tomcat8-user (fixed in 8.5.39-1ubuntu1~18.04.3+tuxcare.els4)

Timeline and source

Published on 3 August 2023 and last revised on 4 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

errata.cloudlinux.com (Advisory)

Other advisories for this package

libtomcat8-embed-java has other advisories on record. If you are patching this one, these are worth checking on the same host:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2023-08-03
Updated 2026-08-20
Modified 2026-06-04
Fix URL N/A

Affected Packages

Software From version Fixed in
libtomcat8-embed-java — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
libtomcat8-java — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8 — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8-admin — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8-common — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8-docs — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8-examples — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4
tomcat8-user — 8.5.39-1ubuntu1~18.04.3+tuxcare.els4

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