Home/CVE/Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.
CVE

CVE-2016-1950

Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.

Heap-based buffer overflow in Mozilla Network Security Services (NSS) before 3.19.2.3 and 3.20.x and 3.21.x before 3.21.1, as used in Mozilla Firefox before 45.0 and Firefox ESR 38.x before 38.7, allows remote attackers to execute arbitrary code via crafted ASN.1 data in an X.509 certificate.

HIGH · CVSS 8.8 EPSS 0.01867
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules9 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
▤

Affected Products & Versions

13
mozilla network security servicesall versions
mozilla firefox<= 44.0.2
mozilla firefoxall versions
oracle linuxall versions
oracle vm serverall versions
apple iphone os<= 9.2.1
apple mac os x<= 10.11.3
apple tvos<= 9.1
◈

Sigma Hunt Rules

9
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalLinux Reverse Shell Indicator
producthighCommunication To LocaltoNet Tunneling Service Initiated - Linux
producthighPotentially Suspicious Malware Callback Communication - Linux
producthighLinux Crypto Mining Pool Connections
producthighCommunication To Ngrok Tunneling Service - Linux
producthighLinux Crypto Mining Indicators
▣

Scoring & Timeline

8.8
HIGH · CVSS v3.0 · security@mozilla.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Mar 2016 · 06:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

16
suse-csafopenSUSE-SU-2024:14572-1
suse-csafopenSUSE-SU-2024:10071-1
suse-csafopenSUSE-SU-2024:10230-1
suse-csafopenSUSE-SU-2024:10451-1
suse-csafSUSE-SU-2017:1248-1
🔗

References & Sources

37
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.apple.com/archives/security-announce/2016/Mar/msg00000.htmlMailing List
http://lists.apple.com/archives/security-announce/2016/Mar/msg00001.htmlMailing List
http://lists.apple.com/archives/security-announce/2016/Mar/msg00002.htmlMailing List
http://lists.apple.com/archives/security-announce/2016/Mar/msg00004.htmlMailing List
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00029.html
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