VDB
CVE-2021-30027
CVE-2021-30027
PUBLISHED
CVSS 5.5 MEDIUM
md_analyze_line in md4c.c in md4c 0.4.7 allows attackers to trigger use of uninitialized memory, and cause a denial of service via a malformed Markdown document.
EPSS 0.70% · 50.7th percentile
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS Score
0.70%
50.7th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | md4c | 0, 0.3.4-1, 0.4.1-1 |
Timeline
- Apr 29, 2021 CVE Published
- Apr 30, 2021 EPSS Score
- Jul 3, 2021 EPSS Score
- Sep 4, 2021 EPSS Score
- Nov 5, 2021 EPSS Score
- Jan 7, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 10, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 12, 2022 EPSS Score
- Jul 13, 2022 EPSS Score
- Sep 15, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-30027 third-party-advisory
- https://github.com/mity/md4c/issues/155 third-party-advisory
- https://github.com/mity/md4c/commit/4fc808d8fe8d8904f8525bb4231d854f45e23a19 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-30027 third-party-advisory