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Vulnerability details: VCID-z9r8-s2rd-3fcr
Vulnerability ID VCID-z9r8-s2rd-3fcr
Aliases CVE-2012-4212
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 (2)
CWE-416 Use After Free
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
epss 0.0153 https://api.first.org/data/v1/epss?cve=CVE-2012-4212
cvssv2 10.0 https://nvd.nist.gov/vuln/detail/CVE-2012-4212
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2012-105
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-2012-4212.json
https://api.first.org/data/v1/epss?cve=CVE-2012-4212
https://bugzilla.mozilla.org/show_bug.cgi?id=786142
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%3A15993
http://www.mozilla.org/security/announce/2012/mfsa2012-105.html
http://www.securityfocus.com/bid/56630
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
877942 https://bugzilla.redhat.com/show_bug.cgi?id=877942
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: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: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:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:*
CVE-2012-4212 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-4212
CVE-2012-4212 https://nvd.nist.gov/vuln/detail/CVE-2012-4212
GLSA-201301-01 https://security.gentoo.org/glsa/201301-01
mfsa2012-105 https://www.mozilla.org/en-US/security/advisories/mfsa2012-105
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:L/Au:N/C:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2012-4212
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 0.81248
EPSS Score 0.0153
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:09:53.774345+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201301-01 38.0.0