CVE-2020-21833 is a high-severity heap-based buffer overflow vulnerability affecting GNU LibreDWG version 0.10, specifically within the read_2004_section_classes function. This flaw, with a CVSSv3 score of 8.8, allows an unauthenticated attacker to achieve high impact on confidentiality, integrity, and availability through a low-complexity network attack that requires user interaction. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.10CPE matchmatch criteria | cpe:2.3:a:gnu:libredwg:0.10:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
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