Critical severity · published May 23, 2023
CVE-2023-27397
Unrestricted upload of file with dangerous type exists in MicroEngine Mailform version 1.1.0 to 1.1.8
9.8
CVSS
0.9%
EPSS
No
On KEV
Description
Unrestricted upload of file with dangerous type exists in MicroEngine Mailform version 1.1.0 to 1.1.8. If the product's file upload function and server save option are enabled, a remote attacker may save an arbitrary file on the server and execute it.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mailform · Microengine
1.1.0 before 1.1.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-27397
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-27397
Third Party Advisory
https://jvn.jp/en/jp/JVN31701509/
Vendor Advisory
https://microengine.jp/information/security_2023_05.html
More from Mailform
9.8
CVE-2023-27507
MicroEngine Mailform version 1.1.0 to 1.1.8 contains a path traversal vulnerability