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TI-2009-02540 Aliases CVE-2009-2658GHSA-hcc5-4c4w-p9qg

Directory traversal vulnerability in ZNC before 0.072 allows remote attackers to…

Priority LOW 38CWE-22Published · 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 · Partial · Partial
Fix status
No fix listed

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

Summary

Directory traversal vulnerability in ZNC before 0.072 allows remote attackers to overwrite arbitrary files via a crafted DCC SEND request.

Why it matters now

EPSS 0.02918 87th 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 · 13

CPEVersionsRoleVendor
cpe:2.3:a:znc:znc:0.044:*:*:*:*:*:*:*0.044Vulnerableznc
cpe:2.3:a:znc:znc:0.045:*:*:*:*:*:*:*0.045Vulnerableznc
cpe:2.3:a:znc:znc:0.047:*:*:*:*:*:*:*0.047Vulnerableznc
cpe:2.3:a:znc:znc:0.052:*:*:*:*:*:*:*0.052Vulnerableznc
cpe:2.3:a:znc:znc:0.054:*:*:*:*:*:*:*0.054Vulnerableznc
cpe:2.3:a:znc:znc:0.056:*:*:*:*:*:*:*0.056Vulnerableznc
cpe:2.3:a:znc:znc:0.058:*:*:*:*:*:*:*0.058Vulnerableznc
cpe:2.3:a:znc:znc:0.060:*:*:*:*:*:*:*0.060Vulnerableznc
cpe:2.3:a:znc:znc:0.062:*:*:*:*:*:*:*0.062Vulnerableznc
cpe:2.3:a:znc:znc:0.064:*:*:*:*:*:*:*0.064Vulnerableznc
  • cpe:2.3:a:znc:znc:0.044:*:*:*:*:*:*:* Versions 0.044 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.045:*:*:*:*:*:*:* Versions 0.045 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.047:*:*:*:*:*:*:* Versions 0.047 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.052:*:*:*:*:*:*:* Versions 0.052 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.054:*:*:*:*:*:*:* Versions 0.054 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.056:*:*:*:*:*:*:* Versions 0.056 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.058:*:*:*:*:*:*:* Versions 0.058 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.060:*:*:*:*:*:*:* Versions 0.060 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.062:*:*:*:*:*:*:* Versions 0.062 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.064:*:*:*:*:*:*:* Versions 0.064 Vulnerable ·znc
Show 3 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:znc:znc:0.066:*:*:*:*:*:*:*0.066Vulnerableznc
cpe:2.3:a:znc:znc:0.068:*:*:*:*:*:*:*0.068Vulnerableznc
cpe:2.3:a:znc:znc:0.070:*:*:*:*:*:*:*0.070Vulnerableznc
  • cpe:2.3:a:znc:znc:0.066:*:*:*:*:*:*:* Versions 0.066 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.068:*:*:*:*:*:*:* Versions 0.068 Vulnerable ·znc
  • cpe:2.3:a:znc:znc:0.070:*:*:*:*:*:*:* Versions 0.070 Vulnerable ·znc

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-2658
  2. 2026-10-03 Alias added: GHSA-hcc5-4c4w-p9qg

References

Patch 1

Advisory 2

Other 3

  • TI-2019-09598 Modules.cpp in ZNC before 1.7.4-rc1 allows remote authenticated non-admin users to… CVSS 3.0HIGH 8.8
  • TI-2010-02388 NULL pointer dereference in znc CVSS 3.1HIGH 7.5
  • TI-2019-07288 ZNC before 1.7.3-rc1 allows an existing remote user to cause a Denial of Service (crash) via invalid encoding. CVSS 3.0MEDIUM 6.5
  • TI-2020-10769 ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash… CVSS 3.1MEDIUM 6.5
  • TI-2009-00724 Multiple CRLF injection vulnerabilities in webadmin in ZNC before 0.066 allow remote… CVSS 2.0MEDIUM 6.5
  • TI-2018-10159 ZNC before 1.7.1-rc1 does not properly validate untrusted lines coming from the network… CVSS 3.0MEDIUM 6.5
See all 12 →

Sources

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