CVE-2017-17724 Information

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.

CVSS Vector

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

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5