Vulnerability Details : CVE-2019-20914
Potential exploit
An issue was discovered in GNU LibreDWG through 0.9.3. There is a NULL pointer dereference in the function dwg_encode_common_entity_handle_data in common_entity_handle_data.spec.
Vulnerability category: Memory Corruption
Products affected by CVE-2019-20914
- cpe:2.3:a:gnu:libredwg:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-20914
0.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-20914
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2019-20914
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-20914
-
https://github.com/LibreDWG/libredwg/commit/3b837bb72d6b9ab4d563faa211f90efc257e3c96
free: protect freeing obj->dxfname · LibreDWG/libredwg@3b837bb · GitHubPatch;Third Party Advisory
-
https://github.com/LibreDWG/libredwg/issues/178
Several bugs need to be fixed. · Issue #178 · LibreDWG/libredwg · GitHubExploit;Third Party Advisory
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