CVE-2017-17724

medium

Description

In Exiv2 0.26, there is a heap-based buffer over-read in the Exiv2::IptcData::printStructure function in iptc.cpp, related to the "!= 0x1c" case. Remote attackers can exploit this vulnerability to cause a denial of service via a crafted TIFF file.

References

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

https://bugzilla.redhat.com/show_bug.cgi?id=1524107

https://github.com/Exiv2/exiv2/issues/263

https://github.com/xiaoqx/pocs/blob/master/exiv2/readme.md

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

Details

Source: MITRE

Published: 2018-02-12

Updated: 2019-10-03

Type: CWE-125

Risk Information

CVSS v2

Base Score: 4.3

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

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 6.5

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

Impact Score: 3.6

Exploitability Score: 2.8

Severity: MEDIUM