Vulnerability Details : CVE-2020-21818
A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10.2641 via htmlescape ../../programs/escape.c:48.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2020-21818
- cpe:2.3:a:gnu:libredwg:0.10.2641:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-21818
0.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 52 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-21818
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-21818
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-21818
-
https://github.com/LibreDWG/libredwg/issues/182#issuecomment-572891053
Several bugs found by fuzzing · Issue #182 · LibreDWG/libredwg · GitHubExploit;Issue Tracking;Third Party Advisory
-
http://gnu.com
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