Heap Buffer Overflow in LibreDWG Affects Multiple Versions
CVE-2023-36271

8.8HIGH

Key Information:

Vendor

Gnu
Status
Libredwg
Vendor
CVE Published:
23 June 2023

What is CVE-2023-36271?

LibreDWG v0.12.5 is affected by a heap buffer overflow vulnerability identified in the function bit_wcs2nlen within bits.c. This flaw can potentially allow an attacker to exploit certain input conditions, leading to unexpected behavior or data corruption. It is critical for users of this version to assess the risk and apply necessary patches or mitigation strategies as they become available.

References

https://github.com/LibreDWG/libredwg/issues/681#BUG2
https://github.com/LibreDWG/libredwg/commit/c1ed1d91e28a6...
https://github.com/LibreDWG/libredwg/blob/0.10/src/bits.c...

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.