CVE-2021-27182 — HIGH (8.8)

Q: How severe is CVE-2021-27182?

CVE-2021-27182 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-27182?

Check the references section above for vendor advisories and patch information. Affected products include: Altn Mdaemon.

Vulnerability Description

An issue was discovered in MDaemon before 20.0.4. There is an IFRAME injection vulnerability in Webmail (aka WorldClient). It can be exploited via an email message. It allows an attacker to perform any action with the privileges of the attacked user.

CVSS Score

8.8

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Altn	Mdaemon	< 20.0.4

Related Weaknesses (CWE)

CWE-74

References

https://github.com/chudyPB/MDaemon-AdvisoriesExploitThird Party Advisory
https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/Release NotesVendor Advisory
https://github.com/chudyPB/MDaemon-AdvisoriesExploitThird Party Advisory
https://www.altn.com/Support/SecurityUpdate/MD011221_MDaemon_EN/Release NotesVendor Advisory

FAQ

What is CVE-2021-27182?

CVE-2021-27182 is a vulnerability with a CVSS score of 8.8 (HIGH). An issue was discovered in MDaemon before 20.0.4. There is an IFRAME injection vulnerability in Webmail (aka WorldClient). It can be exploited via an email message. It allows an attacker to perform an...

How severe is CVE-2021-27182?

CVE-2021-27182 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-27182?

Check the references section above for vendor advisories and patch information. Affected products include: Altn Mdaemon.