Main Vulnerability Database Vulnerabilities #VU24463

NULL pointer dereference in LibreDWG - CVE-2020-6611

Published: January 21, 2020

Vulnerability identifier: #VU24463

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-6611

CWE-ID: CWE-476

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in "get_next_owned_entity" in dwg.c. A remote attacker can perform a denial of service (DoS) attack.

Affected software

LibreDWG
SUSE Linux
Opensuse

How to mitigate CVE-2020-6611

Install update from vendor's website.

LibreDWG - update to 0.9.3.2582

External References

https://github.com/LibreDWG/libredwg/issues/179#issuecomment-570447190

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