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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…
- 7.5HighCVSS base score
- 6.9%Exploitation in 30 daysEPSS · top 5.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
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.
Timeline
ID reserved
By mozilla
- 50 days later
· 50 days later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 6.9% · top 5.8% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
References
34
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1034069 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://bto.bluecoat.com/security-advisory/sa119 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3688 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- DSA-3410 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- SUSE-SU-2015:2081 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1192028 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201512-10 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpujul2016-2881720.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2015:1981 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- openSUSE-SU-2015:2229 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.20.1_release_notes (opens in a new tab)x_refsource_CONFIRMx_transferred
- USN-2785-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- USN-2791-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- SUSE-SU-2015:1926 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpuoct2017-3236626.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2015:1981 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-2819-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 91787 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.4_release_notes (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2015:1942 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2015:1980 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- DSA-3393 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://developer.mozilla.org/en-US/docs/Mozilla/Projects/NSS/NSS_3.19.2.1_release_notes (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://packetstormsecurity.com/files/134268/Slackware-Security-Advisory-mozilla-nss-Updates.html (opens in a new tab)x_refsource_MISCx_transferred
- 77416 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- openSUSE-SU-2015:2245 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- GLSA-201605-06 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- SSA:2015-310-02 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
- http://www.mozilla.org/security/announce/2015/mfsa2015-133.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- SUSE-SU-2015:1978 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-7113 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://cveledger.app/cve/CVE-2015-7181)Record last updated .