NULL pointer dereference in Ethereal

CVE-2003-1013

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.

EPSS: 0.027 (84.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (x_refsource_CONFIRM, URL Repurposed, Patch, Broken Link, Vendor Advisory)
  • cve@mitre.org (Broken Link, x_refsource_OVAL, signature, vdb-entry)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_MANDRAKE)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Patch, Broken Link, Vendor Advisory)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (x_refsource_REDHAT, vendor-advisory, Broken Link)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)
  • cve@mitre.org (vendor-advisory, Broken Link, x_refsource_DEBIAN)
  • cve@mitre.org (Broken Link, x_refsource_OVAL, signature, vdb-entry)
  • cve@mitre.org (x_refsource_SECUNIA, Broken Link, third-party-advisory)

Frequently asked questions

What is CVE-2003-1013?
CVE-2003-1013 is a high-severity vulnerability in Ethereal, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2004-01-05.
How severe is CVE-2003-1013?
High severity. CVSS v3 base score is 7.5 out of 10.