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MEDIUM · 6.5

CVE-2020-26029

An issue was discovered in Zammad before 3.4.1. There are wrong authorization checks for impersonation requests via X-On-Behalf-Of. The authorization checks are performed for the actual user and not t...

Vulnerability Description

An issue was discovered in Zammad before 3.4.1. There are wrong authorization checks for impersonation requests via X-On-Behalf-Of. The authorization checks are performed for the actual user and not the one given in the X-On-Behalf-Of header.

CVSS Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
ZammadZammad>= 1.0.0, < 3.4.1

Related Weaknesses (CWE)

CWE-863

References

FAQ

What is CVE-2020-26029?

CVE-2020-26029 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An issue was discovered in Zammad before 3.4.1. There are wrong authorization checks for impersonation requests via X-On-Behalf-Of. The authorization checks are performed for the actual user and not t...

How severe is CVE-2020-26029?

CVE-2020-26029 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-26029?

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