A vulnerability classified as problematic has been found in GNU LibreDWG 0.7/0.7.1645 (Image Processing Software). Affected is the function dwg_dxf_LEADER. The manipulation with an unknown input leads to a null pointer dereference vulnerability. CWE is classifying the issue as CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. This is going to have an impact on availability. CVE summarizes:

An issue was discovered in GNU LibreDWG 0.7 and 0.7.1645. There is a NULL pointer dereference in the function dwg_dxf_LEADER at dwg.spec.

The bug was discovered 03/12/2019. The weakness was shared 03/14/2019 (Website). The advisory is shared for download at securityfocus.com. This vulnerability is traded as CVE-2019-9772 since 03/14/2019. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 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.

The entries 131730, 131723, 131725 and 131726 are related to this item.

Productinfo

Type

• Image Processing Software

Vendor

• GNU

Name

• LibreDWG

Version

• 0.7
• 0.7.1645

License

• open-source

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• 🔍
• 🔍

CPE 2.2info

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• 🔍
• 🔍

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