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Vulnerability details: VCID-s7av-yexd-qyhh
Vulnerability ID VCID-s7av-yexd-qyhh
Aliases CVE-2012-5843
Summary Multiple vulnerabilities have been found in Mozilla Firefox, Thunderbird, SeaMonkey, NSS, GNU IceCat, and XULRunner, some of which may allow execution of arbitrary code or local privilege escalation.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
epss 0.01532 https://api.first.org/data/v1/epss?cve=CVE-2012-5843
cvssv2 9.3 https://nvd.nist.gov/vuln/detail/CVE-2012-5843
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2012-91
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html
http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html
http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html
http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html
http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2012-5843.json
https://api.first.org/data/v1/epss?cve=CVE-2012-5843
https://bugzilla.mozilla.org/show_bug.cgi?id=760887
https://bugzilla.mozilla.org/show_bug.cgi?id=765409
https://bugzilla.mozilla.org/show_bug.cgi?id=774953
https://bugzilla.mozilla.org/show_bug.cgi?id=780778
https://bugzilla.mozilla.org/show_bug.cgi?id=781859
https://bugzilla.mozilla.org/show_bug.cgi?id=784404
https://bugzilla.mozilla.org/show_bug.cgi?id=787089
https://bugzilla.mozilla.org/show_bug.cgi?id=788822
https://bugzilla.mozilla.org/show_bug.cgi?id=789075
https://bugzilla.mozilla.org/show_bug.cgi?id=791601
https://bugzilla.mozilla.org/show_bug.cgi?id=793253
https://bugzilla.mozilla.org/show_bug.cgi?id=795281
https://bugzilla.mozilla.org/show_bug.cgi?id=797163
https://bugzilla.mozilla.org/show_bug.cgi?id=798678
http://secunia.com/advisories/51369
http://secunia.com/advisories/51370
http://secunia.com/advisories/51381
http://secunia.com/advisories/51434
http://secunia.com/advisories/51439
http://secunia.com/advisories/51440
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16839
http://www.mozilla.org/security/announce/2012/mfsa2012-91.html
http://www.ubuntu.com/usn/USN-1636-1
http://www.ubuntu.com/usn/USN-1638-1
http://www.ubuntu.com/usn/USN-1638-2
http://www.ubuntu.com/usn/USN-1638-3
877613 https://bugzilla.redhat.com/show_bug.cgi?id=877613
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:*
cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:*
cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:*
CVE-2012-5843 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-5843
CVE-2012-5843 https://nvd.nist.gov/vuln/detail/CVE-2012-5843
GLSA-201301-01 https://security.gentoo.org/glsa/201301-01
mfsa2012-91 https://www.mozilla.org/en-US/security/advisories/mfsa2012-91
USN-1636-1 https://usn.ubuntu.com/1636-1/
USN-1638-1 https://usn.ubuntu.com/1638-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2012-5843
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Exploit Prediction Scoring System (EPSS)
Percentile 0.81257
EPSS Score 0.01532
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:10:02.463209+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201301-01 38.0.0