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TI-2006-06724 Aliases CVE-2006-6982GHSA-f7wx-7f2j-j9m4

3proxy 0.5 to 0.5.2 does not offer NTLM authentication before basic authentication, which…

Priority LOW 25Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
Partial · None · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

3proxy 0.5 to 0.5.2 does not offer NTLM authentication before basic authentication, which might cause browsers with incomplete RFC2616/RFC2617 support to use basic cleartext authentication even if NTLM is available, which makes it easier for attackers to steal credentials.

Why it matters now

EPSS 0.01038 64th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:a:3proxy:3proxy:0.5:*:*:*:*:*:*:*0.5Vulnerable3proxy
cpe:2.3:a:3proxy:3proxy:0.5.1:*:*:*:*:*:*:*0.5.1Vulnerable3proxy
cpe:2.3:a:3proxy:3proxy:0.5.2:*:*:*:*:*:*:*0.5.2Vulnerable3proxy
  • cpe:2.3:a:3proxy:3proxy:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·3proxy
  • cpe:2.3:a:3proxy:3proxy:0.5.1:*:*:*:*:*:*:* Versions 0.5.1 Vulnerable ·3proxy
  • cpe:2.3:a:3proxy:3proxy:0.5.2:*:*:*:*:*:*:* Versions 0.5.2 Vulnerable ·3proxy

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2006-6982
  2. 2026-10-03 Alias added: GHSA-f7wx-7f2j-j9m4

References

Advisory 1

  • TI-2007-01953 Buffer overflow in the HTTP proxy service for 3proxy 0.5 to 0.5.3g, and 0.6b-devel before… CVSS 2.0HIGH 10.0
  • TI-2019-10808 webadmin.c in 3proxy before 0.8.13 has an out-of-bounds write in the admin interface. CVSS 3.1CRITICAL 9.8
  • TI-2007-05403 Double free vulnerability in the ftpprchild function in ftppr in 3proxy 0.5 through… CVSS 2.0MEDIUM 5.0
  • TI-2006-06723 3proxy 0.5 to 0.5.2, when NT-encoded passwords are being used, allows remote attackers to… CVSS 2.0MEDIUM 5.0

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences