Description
There is a heap-based buffer over-read in the Exiv2::tEXtToDataBuf function of pngimage.cpp in Exiv2 0.27-RC3. A crafted input will lead to a remote denial of service attack.
References (4)
Core 4
Core References
Exploit, Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/Exiv2/exiv2/issues/590
Exploit, Third Party Advisory x_refsource_misc
https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCEKTYF7HLM6VH2WCWO2HXTJH37MBLA/
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2101
Scores
CVSS v3
6.5
EPSS
0.0123
EPSS Percentile
79.3%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (1)
exiv2/exiv2
0.27 rc3
Published
Dec 12, 2018
Tracked Since
Feb 18, 2026