High severity · published Sep 30, 2020
CVE-2020-26148
md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., assertion failure) via a malformed…
7.5
CVSS
1.4%
EPSS
No
On KEV
Description
md_push_block_bytes in md4c.c in md4c 0.4.5 allows attackers to trigger use of uninitialized memory, and cause a denial of service (e.g., assertion failure) via a malformed Markdown document.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.4% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MD
Md4c · Md4c Project
0.4.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-26148
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-26148
Exploit
https://github.com/mity/md4c/issues/130
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