PT-2019-20117 · Exiv2 · Exiv2

Published 2019-07-28 · Updated 2019-07-28

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Exiv2 version 0.27.99.0

Description The issue allows attackers to cause a denial of service, specifically a heap-based buffer over-read, by utilizing a crafted image file. This is related to the Exiv2::PngImage::readMetadata() function in the pngimage.cpp file.

Recommendations For Exiv2 version 0.27.99.0, consider avoiding the use of the Exiv2::PngImage::readMetadata() function until a patch is available. As a temporary workaround, restrict the processing of image files from untrusted sources 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-2019-245

Affected Products

Exiv2

References · 3

• https://osv.dev/vulnerability/PYSEC-2019-245 · Vendor Advisory
• https://github.com/Exiv2/exiv2/issues/953 · Note
• https://lists.debian.org/debian-lts-announce/2023/01/msg00004.html · Note