Buffer overflow in GNU Libredwg
CVE-2020-21827
A heap based buffer overflow vulnerability exists in GNU LibreDWG 0.10 via read_2004_compressed_section ../../src/decode.c:2379.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.009 (57.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- GNU Libredwg — versions 0.10
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Not Applicable)
- github.com/LibreDWG/libredwg/issues/183 (Exploit, Third Party Advisory, Issue Tracking)
- cwe.mitre.org/data/definitions/122.html (Technical Description)
Frequently asked questions
- What is CVE-2020-21827?
- CVE-2020-21827 is a high-severity vulnerability in GNU Libredwg, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-05-17.
- How severe is CVE-2020-21827?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2020-21827 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.