GraphicsMagick 1.3.8/1.3.9/1.4 coders/pdb.c WritePDBImage Image File memory corruption

Summaryinfo

A vulnerability identified as critical has been detected in GraphicsMagick 1.3.8/1.3.9/1.4. The impacted element is the function WritePDBImage of the file coders/pdb.c. Performing a manipulation as part of Image File results in memory corruption. This vulnerability is identified as CVE-2019-11505. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in GraphicsMagick 1.3.8/1.3.9/1.4 (Image Processing Software). This affects the function WritePDBImage of the file coders/pdb.c. The manipulation as part of a Image File 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:

In GraphicsMagick from version 1.3.8 to 1.4 snapshot-20190403 Q8, there is a heap-based buffer overflow in the function WritePDBImage of coders/pdb.c, which allows an attacker to cause a denial of service or possibly have unspecified other impact via a crafted image file. This is related to MagickBitStreamMSBWrite in magick/bit_stream.c.

The bug was discovered 04/10/2019. The weakness was released 04/24/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is uniquely identified as CVE-2019-11505 since 04/24/2019. 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 of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 172376 (OpenSUSE Security Update for GraphicsMagick (openSUSE-SU-2019:1355-1)).

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 SecurityFocus (BID 108055†). Entries connected to this vulnerability are available at VDB-133988, VDB-133989 and VDB-134032. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Image Processing Software

Name

• GraphicsMagick

Version

• 1.3.8
• 1.3.9
• 1.4

License

• open-source

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

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