Vulnerability Monitor

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CVE-2021-45950

LibreDWG 0.12.4.4313 through 0.12.4.4367 has an out-of-bounds write in dwg_free_BLOCK_private (called from dwg_free_BLOCK and dwg_free_object).

Published

2022-01-01T00:15:08.460

Last Modified

2024-11-21T06:33:20.600

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	gnu	libredwg	≤ 0.12.4.4367	Yes

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766 Exploit, Issue Tracking, Third Party Advisory ([email protected])
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml Exploit, Third Party Advisory ([email protected])
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766 Exploit, Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)