CVE-2019-13109 Information

Description

An integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file because PngImage::readMetadata mishandles a chunkLength - iccOffset subtraction.

CVSS Vector

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

Reference

https://github.com/Exiv2/exiv2/issues/790 https://github.com/Exiv2/exiv2/pull/795 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FGBT5OD2TF4AIXJUC56WOUJRHAZLZ4DC/

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