Heap-Based Buffer Overflow in libredwg Affects LibreDWG Software
CVE-2021-39525

8.8HIGH

Key Information:

Vendor

Gnu
Status
Libredwg
Vendor
CVE Published:
20 September 2021

What is CVE-2021-39525?

A buffer overflow vulnerability has been identified in LibreDWG's libredwg library, specifically in the bit_read_fixed() function located within bits.c. This issue allows for a heap-based buffer overflow which can potentially lead to unauthorized data manipulation or compromise of system integrity, affecting versions before v0.10.1.3751. Users of affected versions are encouraged to update to the latest releases as a precautionary measure.

References

https://github.com/LibreDWG/libredwg/issues/261
x_refsource_MISC

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

.