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CVE-2004-2761
critical
CVSS 9.8
Vulnerability in ietf (CVE-2004-2761)
Summary
vulnerability in ietf (CVE-2004-2761). Successful exploitation can lead to full system takeover.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2004-2761** has been found in ietf.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "ietf CVE-2004-2761" on the vendor's site.
CVE-2004-2761 (ietf) — CWE-328 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
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-328) exists in ietf.
📍 Affected scope
ietf — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 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 'ietf' .` 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 'ietf' . | 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 `ietf` 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 af854a3a-2127-422b-91ae-364da2661108
- web http://blogs.technet.com/swi/archive/2008/12/30/information-regarding-md5-collisions-problem.aspx
- web http://secunia.com/advisories/33826
- web http://secunia.com/advisories/34281
- web http://secunia.com/advisories/42181
- web http://securityreason.com/securityalert/4866
- web http://securitytracker.com/id?1024697
- web http://www.cisco.com/en/US/products/products_security_response09186a0080a5d24a.html
- web http://www.doxpara.com/research/md5/md5_someday.pdf
- web http://www.kb.cert.org/vuls/id/836068
- web http://www.microsoft.com/technet/security/advisory/961509.mspx
- web af854a3a-2127-422b-91ae-364da2661108
- web http://www.securityfocus.com/archive/1/499685/100/0/threaded
- web http://www.securityfocus.com/bid/33065
- web http://www.ubuntu.com/usn/usn-740-1
- web af854a3a-2127-422b-91ae-364da2661108
- web af854a3a-2127-422b-91ae-364da2661108
- web https://blogs.verisign.com/ssl-blog/2008/12/on_md5_vulnerabilities_and_mit.php
- web https://bugzilla.redhat.com/show_bug.cgi?id=648886
- web https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05289935
- web https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05336888
- web https://ics-cert.us-cert.gov/advisories/ICSMA-18-058-02
- web https://rhn.redhat.com/errata/RHSA-2010-0837.html
- web https://rhn.redhat.com/errata/RHSA-2010-0838.html
- web https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03814en_us
- web https://www.redhat.com/archives/fedora-package-announce/2009-February/msg00096.html
- web https://nvd.nist.gov/vuln/detail/CVE-2004-2761
- web http://blog.mozilla.com/security/2008/12/30/md5-weaknesses-could-lead-to-certificate-forgery
- web http://www.phreedom.org/research/rogue-ca
- web http://www.win.tue.nl/hashclash/SoftIntCodeSign
- web http://www.win.tue.nl/hashclash/rogue-ca
- web https://github.com/advisories/GHSA-2q4p-93p8-q2j6