PT-2017-14566 · Swftools · Swftools

Published 2017-11-12 · Updated 2017-11-27 · CVE-2017-16796

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions SWFTools version 0.9.2

Description The issue is related to the png load function in lib/png.c, which does not check the return value of a realloc call. This allows remote attackers to cause a denial of service, resulting in an invalid write and application crash, or possibly have other unspecified impacts. The attack vectors involve an IDAT tag in a crafted PNG file.

Recommendations For SWFTools version 0.9.2, consider applying a patch that checks the return value of the realloc call in the png load function to prevent potential crashes and other impacts. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-119

Related Identifiers

CVE-2017-16796

Affected Products

Swftools

References · 6

• https://osv.dev/vulnerability/UBUNTU-CVE-2017-16796 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2017-16796 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2017-16796 · Security Note
• https://ubuntu.com/security/CVE-2017-16796 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2017-16796 · Security Note
• https://github.com/matthiaskramm/swftools/issues/51 · Note