Buffer overflow in Mozilla Firefox
CVE-2015-7181
The sec_asn1d_parse_leaf function in Mozilla Network Security Services (NSS) before 3.19.2.1 and 3.20.x before 3.20.1, as used in Firefox before 42.0 and Firefox ESR 38.x before 38.4 and other products, improperly restricts access to an unspecified data structure, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted OCTET STRING data, related to a "use-after-poison" issue.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.075 (94.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 94.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.075 · newest: 0.075 · change: 0.000
Affected products
- Mozilla Firefox — versions 38.0, 38.0.1, 38.0.5
- Mozilla Network Security Services — versions 3.20.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- www.securitytracker.com/id/1034069 (vdb-entry)
- bto.bluecoat.com/security-advisory/sa119
- www.debian.org/security/2016/dsa-3688 (vendor-advisory)
- www.debian.org/security/2015/dsa-3410 (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html (vendor-advisory)
- bugzilla.mozilla.org/show_bug.cgi
- security.gentoo.org/glsa/201512-10 (vendor-advisory)
- www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- lists.opensuse.org/opensuse-security-announce/2015-11/msg00021.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-7181?
- CVE-2015-7181 is a vulnerability in Mozilla Firefox, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2015-11-05.
- Is CVE-2015-7181 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.