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CVE-2008-2942
Path Traversal in mercurial (CVE-2008-2942)
Summary
path traversal in mercurial (CVE-2008-2942). Risk of unauthorized operations or information disclosure. Mitigation: upgrade to `1.0.2` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2008-2942** has been found in mercurial.
Risk of unauthorized operations or information disclosure. CVSS score: ?/10.
What to do: upgrade mercurial to **1.0.2** or later.
If unsure, ask your IT team or search "mercurial CVE-2008-2942" on the vendor's site.
CVE-2008-2942 (mercurial) — CWE-22 /
Patched: `1.0.2` — apply immediately
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
**Path traversal** (CWE-22) exists in mercurial.
📍 Affected scope
mercurial — .
🔥 Severity
Severity: ?. Risk of unauthorized operations or information disclosure
🔧 How to fix
Update to **1.0.2**.
🛡️ 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 'mercurial' .` 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
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1Identify exposure identify
grep -r 'mercurial' . | 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 `mercurial` を grep し、稼働しているサービス・バージョンを把握する。
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6Apply patch patch
Upgrade mercurial to 1.0.2ステージング環境で 1.0.2 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
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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。
Affected packages
PyPI
mercurial
[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.2"}]}]
References
- advisory https://nvd.nist.gov/vuln/detail/CVE-2008-2942
- advisory http://secunia.com/advisories/31108
- advisory http://secunia.com/advisories/31110
- advisory http://secunia.com/advisories/31167
- advisory http://security.gentoo.org/glsa/glsa-200807-09.xml
- advisory https://github.com/advisories/GHSA-v2gw-x5jf-pgwv
- package https://github.com/dscho/hg
- package https://pypi.org/project/mercurial
- report http://www.selenic.com/hg/rev/87c704ac92d4
- web https://exchange.xforce.ibmcloud.com/vulnerabilities/43551
- web https://issues.rpath.com/browse/RPL-2633
- web http://lists.opensuse.org/opensuse-security-announce/2008-07/msg00006.html
- web http://wiki.rpath.com/Advisories:rPSA-2008-0211
- web http://www.openwall.com/lists/oss-security/2008/06/30/1
- web http://www.openwall.com/lists/oss-security/2008/07/01/1
- web http://www.securityfocus.com/archive/1/493881/100/0/threaded
- web http://www.securityfocus.com/bid/30072