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CVE-2017-11697

Published: 27 December 2017

The __hash_open function in hash.c:229 in Mozilla Network Security Services (NSS) allows context-dependent attackers to cause a denial of service (floating point exception and crash) via a crafted cert8.db file.

Notes

AuthorNote
mdeslaur
Upstream NSS will not be fixing this issue.
this is an issue in libnssdbm. NSS 3.35 made SQLite the default
datastore. NSS 3.49 stopped building the legacy datastore.

Priority

Negligible

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
nss
Launchpad, Ubuntu, Debian
artful Ignored
(end of life)
bionic Ignored

cosmic Ignored
(end of life)
disco Ignored
(end of life)
eoan Ignored
(end of life)
focal Not vulnerable
(2:3.49.1-1ubuntu1)
groovy Not vulnerable
(2:3.49.1-1ubuntu1)
impish Not vulnerable
(2:3.49.1-1ubuntu1)
jammy Not vulnerable
(2:3.49.1-1ubuntu1)
kinetic Not vulnerable
(2:3.49.1-1ubuntu1)
lunar Not vulnerable
(2:3.49.1-1ubuntu1)
trusty Ignored

upstream Needed

xenial Ignored

zesty Ignored
(end of life)
hirsute Not vulnerable
(2:3.49.1-1ubuntu1)

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H