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Maven

CVE-2020-2308

MEDIUM

CVE-2020-2308 is a medium-severity (CVSS 4.3) vulnerability in org.csanchez.jenkins.plugins:kubernetes. O3 Security confirms whether CVE-2020-2308 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Missing Authorization in Jenkins Kubernetes Plugin

Also known asGHSA-rr6j-37cv-c7x7
Published
Nov 4, 2020
Updated
Jul 8, 2026
Affected
4 pkgs
Patched
4 / 4
Exploits
None indexed

Blast Radius

4 pkgs affected
org.csanchez.jenkins.plugins:kubernetesorg.csanchez.jenkins.plugins:kubernetesorg.csanchez.jenkins.plugins:kubernetesorg.csanchez.jenkins.plugins:kubernetes

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

A missing permission check in Jenkins Kubernetes Plugin 1.27.3 and earlier allows attackers with Overall/Read permission to list global pod template names.

Affected Packages

4 total 4 fixed
EcosystemPackageVulnerable rangeFix
Mavenorg.csanchez.jenkins.plugins:kubernetes1.27.1&&< 1.27.41.27.4
Mavenorg.csanchez.jenkins.plugins:kubernetes1.26.0&&< 1.26.51.26.5
Mavenorg.csanchez.jenkins.plugins:kubernetes1.22.0&&< 1.25.4.11.25.4.1
Mavenorg.csanchez.jenkins.plugins:kubernetesall versions1.21.6

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.csanchez.jenkins.plugins:kubernetes. 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.csanchez.jenkins.plugins:kubernetes to 1.27.4 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2020-2308 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 CVE-2020-2308 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 CVE-2020-2308. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Frequently Asked Questions

A missing permission check in Jenkins Kubernetes Plugin 1.27.3 and earlier allows attackers with Overall/Read permission to list global pod template names.
O3 Security · Impact-Aware SCA

Is CVE-2020-2308 in your dependencies?

O3 detects CVE-2020-2308 across Maven dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.