Vulnerability Details : CVE-2021-45950
Potential exploit
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).
Vulnerability category: Memory Corruption
Products affected by CVE-2021-45950
- cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-45950
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 46 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-45950
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-45950
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-45950
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=34766
34766 - libredwg:llvmfuzz: Crash in dwg_free_BLOCK_private - oss-fuzzExploit;Issue Tracking;Third Party Advisory
-
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libredwg/OSV-2021-814.yaml
oss-fuzz-vulns/OSV-2021-814.yaml at main · google/oss-fuzz-vulns · GitHubExploit;Third Party Advisory
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