CVE-2003-1013 — HIGH severity vulnerability (The Q.931 dissector in Ethereal before 0.10.0, and Tethereal)
The Q.931 dissector in Ethereal before 0.10.0, and Tethereal, allows remote attackers to cause a denial of service (crash) via a malformed Q.931, which triggers a null dereference.
| CVE ID | CVE-2003-1013 |
|---|---|
| Severity | HIGH |
| CVSS score | 7.5 |
| CVSS vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| CWE | CWE-476 |
| Status | Modified |
| Published | 2004-01-05 |
| Last modified | 2026-04-16 |
| Description | The Q.931 dissector in Ethereal before 0.10.0, and Tethereal, allows remote attackers to cause a denial of service (crash) via a malformed Q.931, which triggers a null dereference. |
| Source | NIST National Vulnerability Database |
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