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CVE-2009-2495
medium
CVSS 6.5
Vulnerability in c (CVE-2009-2495)
Summary
vulnerability in c (CVE-2009-2495). Confidential information can be exposed externally.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2009-2495** has been found in c.
Confidential information can be exposed externally. CVSS score: 6.5/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "c CVE-2009-2495" on the vendor's site.
CVE-2009-2495 (c) — CWE-126 / CVSS v3 6.5
Attack vector: remote (network-reachable) / unauthenticated
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-126) exists in c.
📍 Affected scope
c — .
🔥 Severity
Severity: Medium (CVSS 6.5/10). Confidential information can be exposed externally
🔧 How to fix
Update to the patched release per vendor advisory.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'c' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'c' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `c` を grep し、稼働しているサービス・バージョンを把握する。
-
7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
References
- web http://marc.info/?l=bugtraq&m=126592505426855&w=2
- web http://secunia.com/advisories/35967
- web http://secunia.com/advisories/36374
- web http://secunia.com/advisories/36746
- web http://sunsolve.sun.com/search/document.do?assetkey=1-66-266108-1
- web http://www.adobe.com/support/security/bulletins/apsb09-10.html
- web http://www.adobe.com/support/security/bulletins/apsb09-13.html
- web http://www.novell.com/support/viewContent.do?externalId=7004997&sliceId=1
- web http://www.us-cert.gov/cas/techalerts/TA09-195A.html
- web http://www.us-cert.gov/cas/techalerts/TA09-286A.html
- web http://www.vupen.com/english/advisories/2009/2034
- web https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-035
- web https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-060
- web https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6305
- web https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6478
- web https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7573
- web https://nvd.nist.gov/vuln/detail/CVE-2009-2495
- web https://github.com/advisories/GHSA-w98q-7wf3-vg43