Vulnerability in Mozilla Firefox
CVE-2015-0817
The asm.js implementation in Mozilla Firefox before 36.0.3, Firefox ESR 31.x before 31.5.2, and SeaMonkey before 2.33.1 does not properly determine the cases in which bounds checking may be safely skipped during JIT compilation and heap access, which allows remote attackers to read or write to unintended memory locations, and consequently execute arbitrary code, via crafted JavaScript.
EPSS: 0.037 (88.5th percentile) — read the EPSS interpretation.
Affected products
- Mozilla Firefox — versions 31.0, 31.1.0, 31.1.1
- Mozilla Firefox_esr — versions 31.1, 31.2, 31.3
- Mozilla Seamonkey
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@mozilla.org (vdb-entry, x_refsource_SECTRACK)
- security@mozilla.org (x_refsource_CONFIRM, Vendor Advisory)
- security@mozilla.org (x_refsource_CONFIRM)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
- security@mozilla.org (vdb-entry, x_refsource_BID)
- security@mozilla.org (vendor-advisory, x_refsource_SUSE)
- security@mozilla.org (vendor-advisory, x_refsource_GENTOO)
- security@mozilla.org (x_refsource_REDHAT, vendor-advisory)
- security@mozilla.org (vendor-advisory, x_refsource_DEBIAN)
- security@mozilla.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2015-0817?
- CVE-2015-0817 is a vulnerability in Mozilla Firefox, classified under CWE-17. Published 2015-03-24.
- Is CVE-2015-0817 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.