CVE-2012-3972
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0,...
5.0 MediumFix available
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to obtain sensitive information via unspecified vectors that trigger a heap-based buffer over-read.
Exploit likelihood
3.96%Up 0.2 points since Feb 4, 2022
What each source reports
NVD Score used
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to obtain sensitive information via unspecified vectors that trigger a heap-based buffer over-read.
- Record
CVE-2012-3972- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to obtain sensitive information via unspecified vectors that trigger a heap-based buffer over-read.
- Record
CVE-2012-3972- Updated
- 2026-11-02
EUVDEUVD-2012-3916 No score
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to obtain sensitive information via unspecified vectors that trigger a heap-based buffer over-read.
- Record
EUVD-2012-3916- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cfqg-h3x9-x87c No score
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0,...
The format-number functionality in the XSLT implementation in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to obtain sensitive information via unspecified vectors that trigger a heap-based buffer over-read.
- Record
GHSA-cfqg-h3x9-x87c- Weakness
- CWE-200
- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10071-1 No score
MozillaFirefox-50.1.0-1.1 on GA media
These are all security issues fixed in the MozillaFirefox-50.1.0-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10071-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10218-1 No score
seamonkey-2.40-6.1 on GA media
These are all security issues fixed in the seamonkey-2.40-6.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10218-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:10230-1 No score
MozillaThunderbird-45.5.1-1.1 on GA media
These are all security issues fixed in the MozillaThunderbird-45.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:10230-1- Updated
- 2026-11-02
OSVopenSUSE-SU-2024:14572-1 No score
firefox-esr-128.5.1-1.1 on GA media
These are all security issues fixed in the firefox-esr-128.5.1-1.1 package on the GA media of openSUSE Tumbleweed.
- Record
openSUSE-SU-2024:14572-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
iceweaselDebian:6.0 |
before 3.5.16-18, plus listed versions 3.5.16-103.5.16-10~bpo50+13.5.16-113.5.16-11~bpo50+13.5.16-12 Show 15 moreShow less3.5.16-133.5.16-143.5.16-153.5.16-163.5.16-173.5.16-43.5.16-53.5.16-5~bpo50+13.5.16-63.5.16-6~bpo50+13.5.16-73.5.16-7~bpo50+13.5.16-83.5.16-8~bpo50+13.5.16-9 |
3.5.16-18 |
iceapeDebian:6.0 |
before 2.0.11-15, plus listed versions 2.0.11-102.0.11-112.0.11-122.0.11-132.0.11-14 Show 8 moreShow less2.0.11-22.0.11-32.0.11-42.0.11-52.0.11-62.0.11-72.0.11-82.0.11-9 |
2.0.11-15 |
icedoveDebian:6.0 |
before 3.0.11-1+squeeze13, plus listed versions 3.0.11-13.0.11-1+squeeze13.0.11-1+squeeze103.0.11-1+squeeze113.0.11-1+squeeze12 Show 8 moreShow less3.0.11-1+squeeze23.0.11-1+squeeze33.0.11-1+squeeze43.0.11-1+squeeze53.0.11-1+squeeze63.0.11-1+squeeze73.0.11-1+squeeze83.0.11-1+squeeze9 |
3.0.11-1+squeeze13 |
firefoxRed Hat:enterprise_linux:5::client |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::client_workstation |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
Show 38 moreShow less
| Package | Affected | Fixed |
|---|---|---|
firefoxRed Hat:enterprise_linux:5::server |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
firefox-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
xulrunnerRed Hat:enterprise_linux:5::server |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunner-debuginfoRed Hat:enterprise_linux:5::server |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
xulrunner-develRed Hat:enterprise_linux:5::server |
before 0:10.0.7-2.el5_8 | 0:10.0.7-2.el5_8 |
firefoxRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::computenode |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::computenode |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::computenode |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::computenode |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefoxRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
firefox-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunnerRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
xulrunner-develRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:5::client |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
thunderbird-debuginfoRed Hat:enterprise_linux:5::client |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
thunderbirdRed Hat:rhel_productivity:5 |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
thunderbird-debuginfoRed Hat:rhel_productivity:5 |
before 0:10.0.7-1.el5_8 | 0:10.0.7-1.el5_8 |
thunderbirdRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::client |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::server |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbirdRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
thunderbird-debuginfoRed Hat:enterprise_linux:6::workstation |
before 0:10.0.7-1.el6_3 | 0:10.0.7-1.el6_3 |
MozillaFirefoxopenSUSE:Tumbleweed |
before 50.1.0-1.1 | 50.1.0-1.1 |
MozillaThunderbirdopenSUSE:Tumbleweed |
before 45.5.1-1.1 | 45.5.1-1.1 |
firefox-esropenSUSE:Tumbleweed |
before 128.5.1-1.1 | 128.5.1-1.1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2012-3972 is a medium vulnerability (CVSS 5.0) in Mozilla Firefox, published August 29, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.96%, the 90th percentile. Fixed in iceweasel 3.5.16-18.
References
debian.org/security/2012/dsa-2556
rhn.redhat.com/errata/RHSA-2012-1211.html
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16234
mozilla.org/security/announce/2012/mfsa2012-65.html
ubuntu.com/usn/USN-1548-1
Show 194 moreShow less
bugzilla.mozilla.org/show_bug.cgi?id=746855
lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html
xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf
nvd.nist.gov/vuln/detail/CVE-2012-3972
github.com/advisories/GHSA-cfqg-h3x9-x87c
access.redhat.com/errata/RHSA-2012:1210
bugzilla.redhat.com/show_bug.cgi?id=851909
security.access.redhat.com/data/csaf/v2/advisories/2012/rhsa-2012_1210.json
cve.org/CVERecord?id=CVE-2012-1970
suse.com/security/cve/CVE-2008-5913
This page doesn't list everything
Left out here: 2,002 references. The JSON record has them.