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Fencer Intel
critical 9.3

CVE-2010-1200 json

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird befor…

published 2010-06-23 16 y ago modified 2026-06-16 4 mo ago also EUVD-2010-1230

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.0%
EPSS 5.0% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

Patch / fix

  • thunderbird RHEL 5 PRODUCTIVITY, RHEL 5 2.0.0.24-6.el5
  • thunderbird RHEL 4 1.5.0.12-28.el4
  • firefox RHEL 5 3.6.4-8.el5
  • esc RHEL 5 1.1.0-12.el5
  • yelp RHEL 5 2.16.0-26.el5
  • totem RHEL 5 2.16.7-7.el5
  • devhelp RHEL 5 0.12-21.el5
  • xulrunner RHEL 5 1.9.2.4-10.el5

red hat advisories RHSA-2010:0545RHSA-2010:0544RHSA-2010:0501RHSA-2010:0500RHSA-2010:0499

  • firefox-esr openSUSE Tumbleweed 128.5.1-1.1
  • MozillaFirefox openSUSE Tumbleweed 50.1.0-1.1
  • MozillaThunderbird openSUSE Tumbleweed 45.5.1-1.1

opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:10071-1openSUSE-SU-2024:10230-1

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-2010-1200 updated cvss 6.8

Mozilla Crashes with evidence of memory corruption

  • Red Hat Desktop version 3 seamonkey 1.0.9-0.55.el3, seamonkey-nss 1.0.9-0.55.el3, seamonkey-chat 1.0.9-0.55.el3, seamonkey-mail 1.0.9-0.55.el3, seamonkey-nspr 1.0.9-0.55.el3, seamonkey-js-debugger 1.0.9-0.55.el3, +1 more
    fixed: vendor fix RHSA-2010:0499
  • Red Hat Enterprise Linux (v. 5 server) esc 1.1.0-12.el5, totem 2.16.7-7.el5, yelp 2.16.0-26.el5, devhelp 0.12-21.el5, firefox 3.6.4-8.el5, xulrunner 1.9.2.4-10.el5, +6 more
    fixed: vendor fix RHSA-2010:0501
  • Red Hat Enterprise Linux AS version 3 seamonkey 1.0.9-0.55.el3, seamonkey-nss 1.0.9-0.55.el3, seamonkey-chat 1.0.9-0.55.el3, seamonkey-mail 1.0.9-0.55.el3, seamonkey-nspr 1.0.9-0.55.el3, seamonkey-js-debugger 1.0.9-0.55.el3, +1 more Red Hat Enterprise Linux AS version 4 firefox 3.6.4-8.el4, seamonkey 1.0.9-58.el4_8, thunderbird 1.5.0.12-28.el4, seamonkey-chat 1.0.9-58.el4_8, seamonkey-mail 1.0.9-58.el4_8, seamonkey-js-debugger 1.0.9-58.el4_8, +1 more
    fixed: vendor fix RHSA-2010:0499
  • Red Hat Enterprise Linux Desktop (v. 5 client) esc 1.1.0-12.el5, totem 2.16.7-7.el5, yelp 2.16.0-26.el5, devhelp 0.12-21.el5, firefox 3.6.4-8.el5, xulrunner 1.9.2.4-10.el5, +7 more
    fixed: vendor fix RHSA-2010:0501
  • Red Hat Enterprise Linux Desktop version 4 firefox 3.6.4-8.el4, seamonkey 1.0.9-58.el4_8, thunderbird 1.5.0.12-28.el4, seamonkey-chat 1.0.9-58.el4_8, seamonkey-mail 1.0.9-58.el4_8, seamonkey-js-debugger 1.0.9-58.el4_8, +1 more
    fixed: vendor fix RHSA-2010:0499
  • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) totem 2.16.7-7.el5, devhelp 0.12-21.el5, xulrunner 1.9.2.4-10.el5
    fixed: vendor fix RHSA-2010:0501
  • Red Hat Enterprise Linux ES version 3 seamonkey 1.0.9-0.55.el3, seamonkey-nss 1.0.9-0.55.el3, seamonkey-chat 1.0.9-0.55.el3, seamonkey-mail 1.0.9-0.55.el3, seamonkey-nspr 1.0.9-0.55.el3, seamonkey-js-debugger 1.0.9-0.55.el3, +1 more Red Hat Enterprise Linux ES version 4 firefox 3.6.4-8.el4, seamonkey 1.0.9-58.el4_8, thunderbird 1.5.0.12-28.el4, seamonkey-chat 1.0.9-58.el4_8, seamonkey-mail 1.0.9-58.el4_8, seamonkey-js-debugger 1.0.9-58.el4_8, +1 more
    fixed: vendor fix RHSA-2010:0499
  • Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) thunderbird 2.0.0.24-6.el5
    fixed: vendor fix RHSA-2010:0545
show 2 more
  • Red Hat Enterprise Linux WS version 3 seamonkey 1.0.9-0.55.el3, seamonkey-nss 1.0.9-0.55.el3, seamonkey-chat 1.0.9-0.55.el3, seamonkey-mail 1.0.9-0.55.el3, seamonkey-nspr 1.0.9-0.55.el3, seamonkey-js-debugger 1.0.9-0.55.el3, +1 more Red Hat Enterprise Linux WS version 4 firefox 3.6.4-8.el4, seamonkey 1.0.9-58.el4_8, thunderbird 1.5.0.12-28.el4, seamonkey-chat 1.0.9-58.el4_8, seamonkey-mail 1.0.9-58.el4_8, seamonkey-js-debugger 1.0.9-58.el4_8, +1 more
    fixed: vendor fix RHSA-2010:0499
  • Red Hat Enterprise Linux 6 firefox
    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

5.02% 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

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.