What’s Vulnerable › Vulnerabilities
CVE-2014-1487
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 2.3% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2014-02-06 · updated 2026-06-17
- Weakness: CWE-346
Description
The Web workers implementation in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, and SeaMonkey before 2.24 allows remote attackers to bypass the Same Origin Policy and obtain sensitive authentication information via vectors involving error messages.
Affected products
- Canonical Ubuntu Linux: 12.04, 12.10, 13.10
- Debian Linux: 7.0
- Fedoraproject Fedora: 19, 20
- Mozilla Firefox: before 27.0; from 24.0 before 24.3 — fixed in 24.3, 27.0
- Mozilla Seamonkey: before 2.24 — fixed in 2.24
- Mozilla Thunderbird: before 24.3 — fixed in 24.3
- Opensuse: 11.4, 12.3, 13.1
- RedHat Enterprise Linux Desktop: 5.0, 6.0
- RedHat Enterprise Linux Eus: 6.5
- RedHat Enterprise Linux Server: 5.0, 6.0
- RedHat Enterprise Linux Server Aus: 6.5
- RedHat Enterprise Linux Server Eus: 6.5
- RedHat Enterprise Linux Server Tus: 6.5
- RedHat Enterprise Linux Workstation: 5.0, 6.0
- Suse Linux Enterprise Desktop: 11-sp3
- SUSE Linux Enterprise: 11-sp3
- Suse Linux Enterprise Software Development Kit: 11.0-sp3
How to fix
Upgrade to a fixed version: Mozilla Firefox 24.3, 27.0; Mozilla Seamonkey 2.24; Mozilla Thunderbird 24.3. Check the vendor advisory for mitigations.
References
- http://download.novell.com/Download?buildid=VYQsgaFpQ2k
- http://download.novell.com/Download?buildid=Y2fux-JW1Qc
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127966.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-February/129218.html
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00005.html
- http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00017.html
- http://osvdb.org/102873
- http://rhn.redhat.com/errata/RHSA-2014-0132.html
- http://rhn.redhat.com/errata/RHSA-2014-0133.html
- http://secunia.com/advisories/56706
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