CVE-2021-31739 — MEDIUM (6.1)

Vulnerability Description

The SEPPmail solution is vulnerable to a Cross-Site Scripting vulnerability (XSS), because user input is not correctly encoded in HTML attributes when returned by the server.SEPPmail 11.1.10 allows XSS via a recipient address.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
Seppmail	Seppmail	11.1.10

Related Weaknesses (CWE)

CWE-79

References

https://www.pentagrid.ch/en/blog/multiple-vulnerabilities-in-seppmail/ExploitThird Party Advisory
https://www.pentagrid.ch/en/blog/multiple-vulnerabilities-in-seppmail/ExploitThird Party Advisory

FAQ

What is CVE-2021-31739?

CVE-2021-31739 is a vulnerability with a CVSS score of 6.1 (MEDIUM). The SEPPmail solution is vulnerable to a Cross-Site Scripting vulnerability (XSS), because user input is not correctly encoded in HTML attributes when returned by the server.SEPPmail 11.1.10 allows XS...

How severe is CVE-2021-31739?

CVE-2021-31739 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-31739?

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