CVE-2021-28237 json
LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.
published 2021-12-02 4 y ago modified 2026-06-17 4 mo ago also EUVD-2021-14926
- cvss
- 9.8
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.4%
- EPSS 1.4% chance of exploitation in 30 days, percentile 72%
- public exploits
- 0
- none known
Summary
LibreDWG v0.12.3 was discovered to contain a heap-buffer overflow via decode_preR13.
Patch / fix
- libredwg openSUSE Tumbleweed 0.12.5-2.1
- libredwg Package Hub 15 SP4, openSUSE Leap 15.4 0.12.5-bp154.2.3.1
opensuse advisories openSUSE-SU-2024:12083-1openSUSE-SU-2022:0155-1
Exploit prediction
1.41% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/LibreDWG/libredwg/issues/325 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/LibreDWG/libredwg/issues/325
exploit, third-party-advisory
Sources
- CVE List CVE-2021-28237
- NVD CVE-2021-28237
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