CVE-2006-6767

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2022-05-01. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
7.5EG
EchelonGraph verdictMitigate this weekExploitation is likely or a public exploit exists.
  • Public exploit code is available (Exploit-DB (verified), public exploit)
CISA-KEV: Not listedEPSS PROB: 6.8%CVSS: 7.5Exploit: Exploit-DB (verified) · public exploitExposed services: Not assessed

No fix is confirmed yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for the fix.

oftpd before 0.3.7 allows remote attackers to cause a denial of service (daemon abort) via a (1) LPRT or (2) LPASV command with an unsupported address family, which triggers an assertion failure.

CVSS v3
7.5
EG Score
7.5HIGHmedium confidence
EG Risk
64
EG Risk 64/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity75% × 45%
Exploitation65% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
6.8%
EPSS %ILE
93rd
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (EG-KEV: weaponized) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

January 16, 2007

Last Modified

April 23, 2026

Advisory Details (7)

Auto-updated May 31, 2026
No fix on record yet.
generic

About Secunia Research | Flexera

http://secunia.com/advisories/23790
generic

IBM X-Force Exchange

https://exchange.xforce.ibmcloud.com/vulnerabilities/31520
generic

VUPEN Security - Vulnerability Research and Intelligence

http://www.vupen.com/english/advisories/2007/0198
generic
http://www.securityfocus.com/bid/22073
generic

oftpd: Denial of service (GLSA 200701-09) — Gentoo security

http://www.gentoo.org/security/en/glsa/glsa-200701-09.xml
generic
http://securitytracker.com/id?1017517
generic

About Secunia Research | Flexera

http://secunia.com/advisories/23797

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 7× in last 7d / 12× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 110 total refreshes for this CVE.

  1. 2026-10-10 19:53 UTCEPSS rescore
  2. 2026-10-09 19:59 UTCEPSS rescore
  3. 2026-10-08 16:32 UTCEPSS rescore
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  9. 2026-09-29 07:37 UTCEG score recompute
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  1. 2026-07-25 14:11 UTCEPSS rescore
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  3. 2026-07-23 00:52 UTCEG score recompute
  4. 2026-07-23 00:31 UTCEG score recompute
  5. 2026-07-22 23:56 UTCEG score recompute
  6. 2026-07-22 21:36 UTCEG score recompute
  7. 2026-07-22 14:03 UTCEPSS rescore
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  9. 2026-07-20 17:02 UTCEPSS rescore
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  26. 2026-06-30 23:18 UTCEPSS rescore
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  46. 2026-06-13 22:57 UTCEPSS rescore
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  48. 2026-06-12 23:08 UTCEPSS rescore
  49. 2026-06-08 14:13 UTCEPSS rescore
  50. 2026-06-07 15:21 UTCEPSS rescore
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  52. 2026-06-06 13:44 UTCEPSS rescore
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  54. 2026-06-05 22:44 UTCEPSS rescore
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  59. 2026-06-02 20:10 UTCEPSS rescore
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  61. 2026-06-01 13:49 UTCEPSS rescore
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  63. 2026-05-31 22:28 UTCEPSS rescore
  64. 2026-05-31 22:28 UTCEPSS rescore
  65. 2026-05-31 04:51 UTCEG score recompute
  66. 2026-05-31 04:51 UTCGHSA enrichment
  67. 2026-05-31 00:13 UTCEPSS rescore
  68. 2026-05-31 00:13 UTCEPSS rescore
  69. 2026-05-29 13:40 UTCEPSS rescore
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  72. 2026-05-27 13:37 UTCEPSS rescore
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  74. 2026-05-26 13:41 UTCEPSS rescore
  75. 2026-05-26 13:41 UTCEPSS rescore

Publicly available exploits

(1 reference)

Public exploit code is referenced for this CVE (1 Exploit-DB entry). Defenders should treat patch urgency accordingly.

  • Exploit-DBEDB-29470✓ verified
    Published Jan 15, 2007

    Oftpd 0.3.7 - Unsupported Address Family Remote Denial of Service

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2006-6767?
CVE-2006-6767 is a high vulnerability published on January 16, 2007. oftpd before 0.3.7 allows remote attackers to cause a denial of service (daemon abort) via a (1) LPRT or (2) LPASV command with an unsupported address family, which triggers an assertion failure.
When was CVE-2006-6767 disclosed?
CVE-2006-6767 was first published on January 16, 2007, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2006-6767 actively exploited?
CVE-2006-6767 is not currently on CISA's Known Exploited Vulnerabilities catalog. EchelonGraph's EG-KEV model classifies it as weaponized: a functional public exploit exists. FIRST EPSS estimates a 6.8% probability of exploitation in the next 30 days (93rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2006-6767?
CVE-2006-6767 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2006-6767?
No fix for CVE-2006-6767 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.

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