CVE-2018-12265

high

Description

Exiv2 0.26 has an integer overflow in the LoaderExifJpeg class in preview.cpp, leading to an out-of-bounds read in Exiv2::MemIo::read in basicio.cpp.

References

https://access.redhat.com/errata/RHSA-2019:2101

https://github.com/Exiv2/exiv2/issues/365

https://github.com/TeamSeri0us/pocs/blob/master/exiv2/1-out-of-read-Poc

https://lists.debian.org/debian-lts-announce/2018/06/msg00010.html

https://security.gentoo.org/glsa/201811-14

https://usn.ubuntu.com/3700-1/

https://www.debian.org/security/2018/dsa-4238

Details

Source: MITRE

Published: 2018-06-13

Updated: 2019-08-06

Type: CWE-125

Risk Information

CVSS v2

Base Score: 6.8

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

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 8.8

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

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH