PT-2018-19180 · Exiv2 · Exiv2

Published 2018-02-12 · Updated 2018-02-12

Positive Technologies (AI Summary)

CVSS v3.1

8.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Exiv2 version 0.26

Description The issue is related to a heap-based buffer over-read in the Exiv2::Image::byteSwap4 function. This can be exploited by remote attackers using a crafted TIFF file, potentially leading to memory data disclosure or a denial of service.

Recommendations For Exiv2 version 0.26, consider avoiding the use of crafted TIFF files until a patch is available. As a temporary workaround, restrict the processing of TIFF files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Related Identifiers

PYSEC-2018-122

Affected Products

Exiv2

References · 3

• https://osv.dev/vulnerability/PYSEC-2018-122 · Vendor Advisory
• https://security.gentoo.org/glsa/201811-14 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=1524104 · Note