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CVE-2017-9146

Published: 22 May 2017

The TNEFFillMapi function in lib/ytnef.c in libytnef in ytnef through 1.9.2 does not ensure a nonzero count value before a certain memory allocation, which allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted tnef file.

Priority

Low

Cvss 3 Severity Score

8.8

Score breakdown

Status

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

impish Not vulnerable
(1.9.3-1)
groovy Not vulnerable
(1.9.3-1)
jammy Not vulnerable
(1.9.3-1)
lunar Not vulnerable
(1.9.3-1)
cosmic Ignored
(end of life)
disco Not vulnerable
(1.9.3-1)
eoan Not vulnerable
(1.9.3-1)
focal Not vulnerable
(1.9.3-1)
hirsute Not vulnerable
(1.9.3-1)
kinetic Not vulnerable
(1.9.3-1)
trusty
Released (1.5-6ubuntu0.2)
upstream
Released (1.9.3-1)
xenial Needed

yakkety Ignored
(end of life)
zesty Ignored
(end of life)
mantic Not vulnerable
(1.9.3-1)
Patches:
upstream: https://github.com/Yeraze/ytnef/commit/c576639e7e6bd9c7de0a288b9f94590d34ac9215

Severity score breakdown

Parameter Value
Base score 8.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H