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Maven

GHSA-xxfh-x98p-j8fr

Remote code injection in Log4j (through pax-logging-log4j2)

Published
Dec 10, 2021
Updated
Dec 2, 2024
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed

Blast Radius

2 pkgs affected
org.ops4j.pax.logging:pax-logging-log4j2org.ops4j.pax.logging:pax-logging-log4j2

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

Impact

Remote Code Execution.

Patches

Users of pax-logging 1.11.9 should update to 1.11.10. Users of pax-logging 2.0.10 should update to 2.0.11.

Workarounds

Set system property -Dlog4j2.formatMsgNoLookups=true

References

https://github.com/advisories/GHSA-jfh8-c2jp-5v3q

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
Mavenorg.ops4j.pax.logging:pax-logging-log4j22.0.0&&< 2.0.112.0.11
Mavenorg.ops4j.pax.logging:pax-logging-log4j2all versions1.11.10

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.ops4j.pax.logging:pax-logging-log4j2. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update org.ops4j.pax.logging:pax-logging-log4j2 to 2.0.11 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-xxfh-x98p-j8fr is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-xxfh-x98p-j8fr is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-xxfh-x98p-j8fr. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

### Impact Remote Code Execution. ### Patches Users of pax-logging 1.11.9 should update to 1.11.10. Users of pax-logging 2.0.10 should update to 2.0.11. ### Workarounds Set system property `-Dlog4j2.formatMsgNoLookups=true` ### References https://github.com/advisories/GHSA-jfh8-c2jp-5v3q
O3 Security · Impact-Aware SCA

Is GHSA-xxfh-x98p-j8fr in your dependencies?

O3 detects GHSA-xxfh-x98p-j8fr across Maven dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.