Exiv2 0.27-RC1 image.cpp printIFDStructure resource consumption

Summaryinfo

A vulnerability was found in Exiv2 0.27-RC1. It has been rated as problematic. This issue affects the function Exiv2::Image::printIFDStructure of the file image.cpp. This manipulation causes resource consumption. This vulnerability is tracked as CVE-2018-18915. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Exiv2 0.27-RC1 (Image Processing Software) and classified as problematic. Affected by this vulnerability is the function Exiv2::Image::printIFDStructure of the file image.cpp. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. The summary by CVE is:

There is an infinite loop in the Exiv2::Image::printIFDStructure function of image.cpp in Exiv2 0.27-RC1. A crafted input will lead to a remote denial of service attack.

The bug was discovered 11/02/2018. The weakness was disclosed 11/03/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-18915 since 11/02/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Image Processing Software

Name

• Exiv2

Version

• 0.27-RC1

License

• free

Website

• Product: https://github.com/Exiv2/exiv2/

CPE 2.3info

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CPE 2.2info

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