CVE-2015-7181
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. Limited direct impact.
- Exploit odds
- 6.9% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 6.9% in the next 30 days (EPSS).
- Severity: 7.5 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 6.9% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Mozilla Network Security Services ≤ 3.19.2.0
- Mozilla Network Security Services 3.20.0
- Mozilla Firefox ≤ 41.0.2
- Mozilla Firefox 38.0
- Mozilla Firefox 38.0.1
- Mozilla Firefox 38.0.5
- Mozilla Firefox 38.1.0
- Mozilla Firefox 38.1.1
Attack profile CVSS 2.0 · 7.5
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Partial
- Integrity
- Partial
- Availability
- Partial
Raw vector
AV:N/AC:L/Au:N/C:P/I:P/A:P
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2015-7181.md and follow it. Check whether this project is affected by CVE-2015-7181. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes
References
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00013.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00025.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00037.html
- http://lists.opensuse.org/opensuse-updates/2015-12/msg00049.html
- http://packetstormsecurity.com/files/134268/Slackware-Security-Advisory-mozilla-nss-Updates.html
- http://rhn.redhat.com/errata/RHSA-2015-1980.html
- http://rhn.redhat.com/errata/RHSA-2015-1981.html
- http://www.debian.org/security/2015/dsa-3393
- http://www.debian.org/security/2015/dsa-3410
- http://www.debian.org/security/2016/dsa-3688
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html
- http://www.securityfocus.com/bid/77416
- http://www.securityfocus.com/bid/91787
- http://www.securitytracker.com/id/1034069
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2015&m=slackware-security.399753
- http://www.ubuntu.com/usn/USN-2785-1