Vulnerability Details : CVE-2020-29158
An issue was discovered in Zammad before 3.5.1. An Agent with Customer permissions in a Group can bypass intended access control on internal Articles via the Ticket detail view.
Exploit prediction scoring system (EPSS) score for CVE-2020-29158
Probability of exploitation activity in the next 30 days: 0.05%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 21 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2020-29158
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST |
4.3
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |
2.8
|
1.4
|
NIST |
CWE ids for CVE-2020-29158
-
The product does not perform an authorization check when an actor attempts to access a resource or perform an action.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-29158
-
https://github.com/zammad/zammad/commit/cf5a5e396058d4b134dd33d0a62b11c1733c98ab
Maintenance: Improved article view for agent customer. · zammad/zammad@cf5a5e3 · GitHubPatch;Third Party Advisory
-
https://zammad.com/en/advisories/zaa-2020-23
Security Advisory ZAA-2020-23 | ZammadVendor Advisory
Products affected by CVE-2020-29158
- cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*