The nsXBLProtoImpl::InstallImplementation function in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 does not properly check whether objects are XBL objects, which allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via crafted JavaScript code that accesses a non-XBL object as if it were an XBL object.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-1524 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 6.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 5 (firefox) | RHSA-2014:0448 | 2014-04-29 |
| Red Hat Enterprise Linux 5 (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux 6 (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux 6 (firefox) | RHSA-2014:0448 | 2014-04-29 |
Vulmon