CVE-2003-1029: lbl tcpdump
Vulnerability summary
CVE-2003-1029 is a medium (CVSS 5.0) vulnerability in lbl tcpdump. EPSS estimates a 9.92% chance of exploitation in the next 30 days, higher than 95.5% of scored vulnerabilities. 1 public exploit is recorded.
Advisory lineage
Upstream 0 · Downstream 1Timeline
- 15-01-2004PublishedVulnerability first disclosed.
- 08-08-2024Last modifiedVulnerability information updated.
Description
The L2TP protocol parser in tcpdump 3.8.1 and earlier allows remote attackers to cause a denial of service (infinite loop and memory consumption) via a packet with invalid data to UDP port 1701, which causes l2tp_avp_print to use a bad length value when calling print_octets.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
9.92%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 9.92% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundTcpdump 3.x - L2TP Parser Remote Denial of Service
Maturity: poc
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Debian1 product
- tcpdump< 3.8.3-1
Lbl1 product
- tcpdump3.4 | 3.5 | 3.5.2 | 3.6.2 | 3.6.3 | 3.7
2 vendors · 2 products
