CVE-2003-1013

moderate-risk

Published 2004-01-05

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.

Do I need to act?

4.5% chance of exploitation in next 30 days

EPSS score — moderate exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (1)

Ethereal

Affected Vendors

Ethereal

References (26)

Broken Link ftp://patches.sgi.com/support/free/security/advisories/20040103-01-U.asc

Broken Link ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc

Broken Link http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000801

Broken Link http://secunia.com/advisories/10531

Broken Link http://secunia.com/advisories/10568

Broken Link http://secunia.com/advisories/10570

Broken Link http://www.debian.org/security/2003/dsa-407

Broken Link http://www.ethereal.com/appnotes/enpa-sa-00012.html

Third Party Advisory http://www.mandriva.com/security/advisories?name=MDKSA-2004:002

Broken Link http://www.redhat.com/support/errata/RHSA-2004-001.html

Broken Link http://www.redhat.com/support/errata/RHSA-2004-002.html

Broken Link https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3...

Broken Link ftp://patches.sgi.com/support/free/security/advisories/20040103-01-U.asc

Broken Link ftp://patches.sgi.com/support/free/security/advisories/20040202-01-U.asc

Broken Link http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000801

Broken Link http://secunia.com/advisories/10531

Broken Link http://secunia.com/advisories/10568

Broken Link http://secunia.com/advisories/10570

Broken Link http://www.debian.org/security/2003/dsa-407

and 6 more references

/ 100

moderate-risk

Severity 26/34 · High

Exploitability 8/34 · Low

Exposure 5/34 · Minimal