CVE-2012-1947: mozilla firefox
CVSS: 9.3v2.0HighModified
Published 05-06-2012Last modified 06-08-2024
Vulnerability summary
CVE-2012-1947 is a high (CVSS 9.3) vulnerability in mozilla firefox. EPSS estimates a 4.62% chance of exploitation in the next 30 days, higher than 91.5% of scored vulnerabilities.
CVSS score
9.3/10
010
High · v2.0 (NVD)EPSS score
4.62%
0%100%
Low · -0.05 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 8 · Related 3Timeline
- 05-06-2012PublishedVulnerability first disclosed.
- 06-08-2024Last modifiedVulnerability information updated.
Description
Heap-based buffer overflow in the utf16_to_isolatin1 function in Mozilla Firefox 4.x through 12.0, Firefox ESR 10.x before 10.0.5, Thunderbird 5.0 through 12.0, Thunderbird ESR 10.x before 10.0.5, and SeaMonkey before 2.10 allows remote attackers to execute arbitrary code via vectors that trigger a character-set conversion failure.
CVSS metrics
1 score · 1 source · 1 versionHigh 9.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:C/I:C/A:CSourcesSingle source
EPSS trend
Probability
4.62%
Chance of exploitation in the next 30 days
Percentile
92%
Versus all other CVEs
30-day change
-0.05 pp
From 4.67% on 19-09-2026
19-09-202619-10-2026
EPSS score4.62%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mozilla4 products
- firefox4.0 | 4.0:beta1 | 4.0:beta10 | 4.0:beta11 | 4.0:beta12 | 4.0:beta2 | 4.0:beta3 | 4.0:beta4 | 4.0:beta5 | 4.0:beta6 | 4.0:beta7 | 4.0:beta8 | 4.0:beta9 | 4.0.1 | 5.0 | 5.0.1 | 6.0 | 6.0.1 | 6.0.2 | 7.0 | 7.0.1 | 8.0 | 8.0.1 | 9.0 | 9.0.1 | 10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4 | 11.0 | 12.0 | 12.0:beta6
- seamonkey≤ 2.9 | 1.0 | 1.0:alpha | 1.0:beta | 1.0.1 | 1.0.2 | 1.0.3 | 1.0.4 | 1.0.5 | 1.0.6 | 1.0.7 | 1.0.8 | 1.0.9 | 1.1 | 1.1:alpha | 1.1:beta | 1.1.1 | 1.1.2 | 1.1.3 | 1.1.4 | 1.1.5 | 1.1.6 | 1.1.7 | 1.1.8 | 1.1.9 | 1.1.10 | 1.1.11 | 1.1.12 | 1.1.13 | 1.1.14 | 1.1.15 | 1.1.16 | 1.1.17 | 1.1.18 | 1.1.19 | 1.5.0.8 | 1.5.0.9 | 1.5.0.10 | 2.0 | 2.0:alpha_1 | 2.0:alpha_2 | 2.0:alpha_3 | 2.0:beta_1 | 2.0:beta_2 | 2.0:rc1 | 2.0:rc2 | 2.0.1 | 2.0.2 | 2.0.3 | 2.0.4 | 2.0.5 | 2.0.6 | 2.0.7 | 2.0.8 | 2.0.9 | 2.0.10 | 2.0.11 | 2.0.12 | 2.0.13 | 2.0.14 | 2.1 | 2.1:alpha1 | 2.1:alpha2 | 2.1:alpha3 | 2.1:beta1 | 2.1:beta2 | 2.1:beta3 | 2.1:rc1 | 2.1:rc2 | 2.2 | 2.2:beta1 | 2.2:beta2 | 2.2:beta3 | 2.3 | 2.3:beta1 | 2.3:beta2 | 2.3:beta3 | 2.3.1 | 2.3.2 | 2.3.3 | 2.4 | 2.4:beta1 | 2.4:beta2 | 2.4:beta3 | 2.4.1 | 2.5 | 2.5:beta1 | 2.5:beta2 | 2.5:beta3 | 2.5:beta4 | 2.6 | 2.6:beta1 | 2.6:beta2 | 2.6:beta3 | 2.6:beta4 | 2.6.1 | 2.7 | 2.7:beta1 | 2.7:beta2 | 2.7:beta3 | 2.7:beta4 | 2.7:beta5 | 2.7.1 | 2.7.2 | 2.8 | 2.8:beta1 | 2.8:beta2 | 2.8:beta3 | 2.8:beta4 | 2.8:beta5 | 2.8:beta6 | 2.9:beta1 | 2.9:beta2 | 2.9:beta3
- thunderbird5.0 | 6.0 | 6.0.1 | 6.0.2 | 7.0 | 7.0.1 | 8.0 | 9.0 | 9.0.1 | 10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4 | 11.0 | 12.0
- thunderbird_esr10.0 | 10.0.1 | 10.0.2 | 10.0.3 | 10.0.4
1 vendor · 4 products
References
10 links- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16911VDB EntrySignatureX Refsource OVAL
- bugzilla.mozilla.org/show_bug.cgi?id=744541X Refsource CONFIRM