Vulnerability in Mozilla Firefox
CVE-2012-1940
Use-after-free vulnerability in the nsFrameList::FirstChild 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 or cause a denial of service (heap memory corruption and application crash) by changing the size of a container of absolutely positioned elements in a column.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 9.3 (High). Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.045 (91.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.045 · newest: 0.045 · change: 0.000
Affected products
- Mozilla Firefox — versions 4.0, 4.0.1, 5.0
- Mozilla Seamonkey — versions 1.0, 1.0.1, 1.0.2
- Mozilla Thunderbird — versions 5.0, 6.0, 6.0.1
- Mozilla Thunderbird Esr — versions 10.0, 10.0.1, 10.0.2
Weakness classification (CWE)
References
- www.mandriva.com/security/advisories (vendor-advisory)
- www.debian.org/security/2012/dsa-2488 (vendor-advisory)
- www.debian.org/security/2012/dsa-2499 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-0710.html (vendor-advisory)
- www.mozilla.org/security/announce/2012/mfsa2012-40.html (Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2012-06/msg00012.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2012-06/msg00015.html (vendor-advisory)
- www.debian.org/security/2012/dsa-2489 (vendor-advisory)
- bugzilla.mozilla.org/show_bug.cgi
- rhn.redhat.com/errata/RHSA-2012-0715.html (vendor-advisory)