High severity · published May 18, 2019
CVE-2019-12173
MacDown 0.7.1 (870) allows remote code execution via a file:\\\ URI, with a .app pathname, in the HREF attribute of an A element
8.8
CVSS
3.8%
EPSS
No
On KEV
Description
MacDown 0.7.1 (870) allows remote code execution via a file:\\\ URI, with a .app pathname, in the HREF attribute of an A element. This is different from CVE-2019-12138.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)3.8% · higher than 90% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Macdown · Macdown Project
0.7.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-12173
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-12173
Exploit
https://github.com/MacDownApp/macdown/issues/1050
More from Macdown
7.8
CVE-2019-12138
MacDown 0.7.1 allows directory traversal, for execution of arbitrary programs, via a file:/// or ../ substring in a shared note