CVE-2018-14338

2018-07-1712:29:00

Debian Security Bug Tracker

security-tracker.debian.org

exiv2 buffer overflow unix glibc apple platforms cve-2018-14338posix realpath

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.1

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

71.2%

JSON

samples/geotag.cpp in the example code of Exiv2 0.26 misuses the realpath function on POSIX platforms (other than Apple platforms) where glibc is not used, possibly leading to a buffer overflow.

OSVersionArchitecturePackageVersionFilename
Debian12allexiv2<= 0.27.6-1exiv2_0.27.6-1_all.deb
Debian11allexiv2<= 0.27.3-3+deb11u2exiv2_0.27.3-3+deb11u2_all.deb
Debian999allexiv2<= 0.28.3+dfsg-2exiv2_0.28.3+dfsg-2_all.deb
Debian13allexiv2<= 0.27.6-1exiv2_0.27.6-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	exiv2	<= 0.27.6-1	exiv2_0.27.6-1_all.deb
Debian	11	all	exiv2	<= 0.27.3-3+deb11u2	exiv2_0.27.3-3+deb11u2_all.deb
Debian	999	all	exiv2	<= 0.28.3+dfsg-2	exiv2_0.28.3+dfsg-2_all.deb
Debian	13	all	exiv2	<= 0.27.6-1	exiv2_0.27.6-1_all.deb