libpng up to 1.6.31 Chunk input validation

Summaryinfo

A vulnerability identified as critical has been detected in libpng up to 1.6.31. Impacted is an unknown function of the component Chunk Handler. The manipulation leads to input validation. This vulnerability is referenced as CVE-2017-12652. Remote exploitation of the attack is possible. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in libpng up to 1.6.31 (Image Processing Software) and classified as critical. This issue affects some unknown functionality of the component Chunk Handler. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

libpng before 1.6.32 does not properly check the length of chunks against the user limit.

The weakness was published 07/10/2019 (GitHub Repository). It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2017-12652 since 08/07/2017. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 210632 (EulerOS 2.0 SP10 : syslinux (EulerOS-SA-2024-2915)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 1.6.32 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (210632) and EUVD (EUVD-2017-4191). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Image Processing Software

Name

• libpng

Version

• 1.6.0
• 1.6.1
• 1.6.2
• 1.6.3
• 1.6.4
• 1.6.5
• 1.6.6
• 1.6.7
• 1.6.8
• 1.6.9
• 1.6.10
• 1.6.11
• 1.6.12
• 1.6.13
• 1.6.14
• 1.6.15
• 1.6.16
• 1.6.17
• 1.6.18
• 1.6.19
• 1.6.20
• 1.6.21
• 1.6.22
• 1.6.23
• 1.6.24
• 1.6.25
• 1.6.26
• 1.6.27
• 1.6.28
• 1.6.29
• 1.6.30
• 1.6.31

License

• open-source

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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