Exiv2 0.26 types.cpp Exiv2::s2Data memory corruption

Summaryinfo

A vulnerability classified as critical has been found in Exiv2 0.26. This vulnerability affects the function Exiv2::s2Data of the file types.cpp. Performing a manipulation results in memory corruption. This vulnerability was named CVE-2017-14866. The attack needs to be approached locally. There is no available exploit.

Detailsinfo

A vulnerability classified as critical has been found in Exiv2 0.26 (Image Processing Software). This affects the function Exiv2::s2Data of the file types.cpp. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

There is a heap-based buffer overflow in the Exiv2::s2Data function of types.cpp in Exiv2 0.26. A Crafted input will lead to a denial of service attack.

The bug was discovered 09/22/2017. The weakness was presented 09/29/2017 (Website). The advisory is shared at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2017-14866 since 09/28/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 220616 (Linux Distros Unpatched Vulnerability : CVE-2017-14866), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (220616). See VDB-107252, VDB-107251, VDB-107250 and VDB-107249 for similar entries. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Image Processing Software

Name

• Exiv2

Version

• 0.26

License

• free

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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