HOMEVULNERABILITIESCVE-2005-1267
MEDIUMPOC

CVE-2005-1267

NVD-CWE-OtherPublished: June 10, 2005· Updated: Jun 16, 2026

5.0
CVSS v3.1

Official Description

The bgp_update_print function in tcpdump 3.x does not properly handle a -1 return value from the decode_prefix4 function, which allows remote attackers to cause a denial of service (infinite loop) via a crafted BGP packet.

NVD Source

Technical Analysis

CVE-2005-1267 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A proof-of-concept (PoC) exploit exists for CVE-2005-1267. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityNone
IntegrityNone
AvailabilityP
AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected Vendors & Products

gentoo1 product(s)
linux
lbl1 product(s)
tcpdump
mandrakesoft1 product(s)
mandrake linux
Red Hat1 product(s)
fedora core
trustix1 product(s)
secure linux
Source: NVD CPE · 23 total CPE entries

Exploit & PoC Resources

POC AVAILABLEProof-of-concept code exists
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (20)

Quick Facts

CVE IDCVE-2005-1267
CVSS Score5.0 / 10
SeverityMEDIUM
CISA KEVNo
ExploitPOC
Affected5 vendor(s)
PublishedJun 10, 2005

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2005-1267 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.