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Fencer Vulns
medium 5.0

CVE-2004-1316 json

Heap-based buffer overflow in MSG_UnEscapeSearchUrl in nsNNTPProtocol.cpp for Mozilla 1.7.3 and earlier allows remote attackers to cause a…

published 2004-12-29 21 y ago modified 2026-06-16 4 mo ago also EUVD-2004-1313

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Heap-based buffer overflow in MSG_UnEscapeSearchUrl in nsNNTPProtocol.cpp for Mozilla 1.7.3 and earlier allows remote attackers to cause a denial of service (application crash) via an NNTP URL (news:) with a trailing '\' (backslash) character, which prevents a string from being NULL terminated.

Patch / fix

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2004-1316 updated

security flaw

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.45% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • redhat.com http://www.redhat.com/support/errata/RHSA-2005-038.html referenced PoC, tagged "exploit" by a source, unverified
  • isec.pl http://isec.pl/vulnerabilities/isec-0020-mozilla.txt referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.