Medium severity · published Apr 14, 2021
CVE-2021-27180
An issue was discovered in MDaemon before 20.0.4
6.1
CVSS
0.9%
EPSS
No
On KEV
Description
An issue was discovered in MDaemon before 20.0.4. There is Reflected XSS in Webmail (aka WorldClient). It can be exploited via a GET request. It allows performing any action with the privileges of the attacked user.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
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
MD
Mdaemon · Altn
before 20.0.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27180
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27180
Exploit
https://github.com/chudyPB/MDaemon-Advisories
Patch
https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/
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