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Fencer Intel
critical 9.3

CVE-2013-0782 json

Heap-based buffer overflow in the nsSaveAsCharset::DoCharsetConversion function in Mozilla Firefox before 19.0, Firefox ESR 17.x before 17.…

published 13y ago modified 4mo ago also EUVD-2013-0793

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.4%
EPSS 5.4% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Heap-based buffer overflow in the nsSaveAsCharset::DoCharsetConversion function in Mozilla Firefox before 19.0, Firefox ESR 17.x before 17.0.3, Thunderbird before 17.0.3, Thunderbird ESR 17.x before 17.0.3, and SeaMonkey before 2.16 allows remote attackers to execute arbitrary code via unspecified vectors.

Patch / fix

  • mozilla firefox 17.0.3, 19.0
  • mozilla seamonkey 2.16
  • mozilla thunderbird 17.0.3
  • mozilla thunderbird_esr 17.0.3
  • thunderbird RHEL 5 PRODUCTIVITY 17.0.3-1.el5_9
  • thunderbird RHEL 6 17.0.3-1.el6_3
  • firefox RHEL 5 17.0.3-1.el5_9
  • firefox RHEL 6 17.0.3-1.el6_3
  • yelp RHEL 5 2.16.0-30.el5_9
  • yelp RHEL 6 2.28.1-17.el6_3
  • devhelp RHEL 5 0.12-23.el5_9
  • libproxy RHEL 6 0.3.0-4.el6_3

red hat advisories RHSA-2013:0272RHSA-2013:0271

  • MozillaFirefox openSUSE Tumbleweed 50.1.0-1.1
  • MozillaThunderbird openSUSE Tumbleweed 45.5.1-1.1

opensuse advisories openSUSE-SU-2024:10071-1openSUSE-SU-2024:10230-1

Is CVE-2013-0782 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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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-2013-0782 updated cvss 6.8

Mozilla: Use-after-free, out of bounds read, and buffer overflow issues found using Address Sanitizer (MFSA 2013-28)

  • Red Hat Enterprise Linux 5 thunderbird
    affected: no fix available
  • Red Hat Enterprise Linux (v. 5 server) yelp 2.16.0-30.el5_9, devhelp 0.12-23.el5_9, firefox 17.0.3-1.el5_9, xulrunner 17.0.3-1.el5_9 Red Hat Enterprise Linux Desktop (v. 6) yelp 2.28.1-17.el6_3, firefox 17.0.3-1.el6_3, libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-bin 0.3.0-4.el6_3, thunderbird 17.0.3-1.el6_3, +1 more Red Hat Enterprise Linux Desktop Optional (v. 6) libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-kde 0.3.0-4.el6_3, libproxy-gnome 0.3.0-4.el6_3, libproxy-mozjs 0.3.0-4.el6_3, libproxy-webkit 0.3.0-4.el6_3 Red Hat Enterprise Linux HPC Node Optional (v. 6) yelp 2.28.1-17.el6_3, firefox 17.0.3-1.el6_3, libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-bin 0.3.0-4.el6_3, libproxy-kde 0.3.0-4.el6_3, +4 more Red Hat Enterprise Linux Server (v. 6) yelp 2.28.1-17.el6_3, firefox 17.0.3-1.el6_3, libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-bin 0.3.0-4.el6_3, libproxy-python 0.3.0-4.el6_3 Red Hat Enterprise Linux Server Optional (v. 6) libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-kde 0.3.0-4.el6_3, thunderbird 17.0.3-1.el6_3, libproxy-gnome 0.3.0-4.el6_3, libproxy-mozjs 0.3.0-4.el6_3, +1 more
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 6) yelp 2.28.1-17.el6_3, firefox 17.0.3-1.el6_3, libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-bin 0.3.0-4.el6_3, thunderbird 17.0.3-1.el6_3, +1 more Red Hat Enterprise Linux Workstation Optional (v. 6) libproxy 0.3.0-4.el6_3, xulrunner 17.0.3-1.el6_3, libproxy-kde 0.3.0-4.el6_3, libproxy-gnome 0.3.0-4.el6_3, libproxy-mozjs 0.3.0-4.el6_3, libproxy-webkit 0.3.0-4.el6_3
    fixed: vendor fix RHSA-2013:0271
  • Red Hat RHEL Optional Productivity Applications (v. 5 server) thunderbird 17.0.3-1.el5_9
    fixed: vendor fix RHSA-2013:0272

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

5.36% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness

References

Sources

Fencer Intel 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.