HOMEVULNERABILITIESCVE-2000-0949
HIGHPOC

CVE-2000-0949

NVD-CWE-OtherPublished: December 19, 2000· Updated: Jun 16, 2026

7.2
CVSS v3.1

Official Description

Heap overflow in savestr function in LBNL traceroute 1.4a5 and earlier allows a local user to execute arbitrary commands via the -g option.

NVD Source

Technical Analysis

CVE-2000-0949 requires local access, meaning attackers must already have a foothold on the target system.

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-2000-0949. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.
User Interaction
Scope
Impact
ConfidentialityC
IntegrityC
AvailabilityC
AV:L/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors & Products

lbl1 product(s)
lbl traceroute
sun1 product(s)
sunos
Source: NVD CPE · 2 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 (18)

Quick Facts

CVE IDCVE-2000-0949
CVSS Score7.2 / 10
SeverityHIGH
CISA KEVNo
ExploitPOC
Affected2 vendor(s)
PublishedDec 19, 2000

Related CVEs (NVD-CWE-Other)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2000-0949 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.