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CVE-2018-7728

Published: 6 March 2018

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FileHandlers/TIFF_Handler.cpp mishandles a case of a zero length, leading to a heap-based buffer over-read in the MD5Update() function in third-party/zuid/interfaces/MD5.cpp.

Priority

Low

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
exempi
Launchpad, Ubuntu, Debian
upstream Needs triage

xenial
Released (2.2.2-2ubuntu0.1)
artful
Released (2.4.3-1ubuntu1.1)
bionic Not vulnerable
(2.4.5-2)
trusty
Released (2.2.1-1ubuntu1.1)
Patches:
upstream: https://cgit.freedesktop.org/exempi/commit/?id=e163667a06a9b656a047b0ec660b871f29a83c9f

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H