Vulnerability Details : CVE-2012-5840
Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors, a different vulnerability than CVE-2012-4214.
Vulnerability category: Memory CorruptionExecute codeDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2012-5840
Probability of exploitation activity in the next 30 days: 1.62%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 86 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2012-5840
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
9.3
|
HIGH | AV:N/AC:M/Au:N/C:C/I:C/A:C |
8.6
|
10.0
|
NIST |
CWE ids for CVE-2012-5840
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Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-5840
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http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html
openSUSE-SU-2012:1586-1: moderate: update for xulrunnerMailing List;Third Party Advisory
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http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html
openSUSE-SU-2012:1585-1: moderate: update for MozillaThunderbirdMailing List;Third Party Advisory
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http://www.mozilla.org/security/announce/2012/mfsa2012-105.html
Use-after-free and buffer overflow issues found using Address Sanitizer — MozillaVendor Advisory
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http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html
openSUSE-SU-2012:1583-1: moderate: update for MozillaFirefoxMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-1638-3
USN-1638-3: Firefox regressions | Ubuntu security noticesThird Party Advisory
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http://www.securityfocus.com/bid/56635
Mozilla Firefox/Thunderbird/SeaMonkey CVE-2012-5840 Use After Free Memory Corruption VulnerabilityThird Party Advisory;VDB Entry
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http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html
[security-announce] SUSE-SU-2012:1592-1: important: Security update forMailing List;Third Party Advisory
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http://www.ubuntu.com/usn/USN-1638-1
USN-1638-1: Firefox vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://www.ubuntu.com/usn/USN-1638-2
USN-1638-2: ubufox update | Ubuntu security noticesThird Party Advisory
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http://rhn.redhat.com/errata/RHSA-2012-1482.html
RHSA-2012:1482 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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http://www.palemoon.org/releasenotes-ng.shtml
Pale Moon -Broken Link
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http://rhn.redhat.com/errata/RHSA-2012-1483.html
RHSA-2012:1483 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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http://www.mandriva.com/security/advisories?name=MDVSA-2012:173
mandriva.comThird Party Advisory
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https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16904
Repository / Oval RepositoryThird Party Advisory
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http://www.ubuntu.com/usn/USN-1636-1
USN-1636-1: Thunderbird vulnerabilities | Ubuntu security noticesThird Party Advisory
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http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html
[security-announce] openSUSE-SU-2013:0175-1: important: security updateMailing List;Third Party Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/80190
Mozilla Firefox, Thunderbird, and SeaMonkey nsTextEditorState::PrepareEditor() code execution CVE-2012-5840 Vulnerability ReportThird Party Advisory;VDB Entry
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https://bugzilla.mozilla.org/show_bug.cgi?id=805287
805287 - (CVE-2012-5840) Heap-use-after-free in nsTextEditorState::PrepareEditorExploit;Issue Tracking;Patch;Vendor Advisory
Products affected by CVE-2012-5840
- cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_eus:6.3:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:*
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:*
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
- cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*
- cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:*