Home/CVE/Heap-based buffer overflow in the alloc_segs function in lib/dbm/src/hash.c in Mozilla Network Security Services (NSS) a
CVE

CVE-2017-11695

Heap-based buffer overflow in the alloc_segs function in lib/dbm/src/hash.c in Mozilla Network Security Services (NSS) a

Heap-based buffer overflow in the alloc_segs function in lib/dbm/src/hash.c in Mozilla Network Security Services (NSS) allows context-dependent attackers to have unspecified impact using a crafted cert8.db file.

HIGH · CVSS 7.8 EPSS 0.00088
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

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

Affected Products & Versions

1
mozilla network security servicesall versions
⚠

Public Exploits & PoCs

2
pocpacketstormsecurity.com · NSS-Buffer-Overflows-Floating-Point-Exception.htmlpacketstormsecurity.com
pocwww.geeknik.net · 9brdqk6xuwww.geeknik.net
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.0 · cve@mitre.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 NVD27 Dec 2017 · 07:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://seclists.org/fulldisclosure/2017/Aug/17ExploitMailing ListThird Party Advisory
http://www.securityfocus.com/bid/100345Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1039153Third Party AdvisoryVDB Entry
https://security.gentoo.org/glsa/202003-37
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