Vulnerability Details : CVE-2018-1000154
Zammad GmbH Zammad version 2.3.0 and earlier contains a Improper Neutralization of Script-Related HTML Tags in a Web Page (CWE-80) vulnerability in the subject of emails which are not html quoted in certain cases. This can result in the embedding and execution of java script code on users browser. This attack appear to be exploitable via the victim openning a ticket. This vulnerability appears to have been fixed in 2.3.1, 2.2.2 and 2.1.3.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2018-1000154
- cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-1000154
0.22%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 60 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-1000154
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
|
6.1
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
2.8
|
2.7
|
NIST |
CWE ids for CVE-2018-1000154
-
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-1000154
-
https://zammad.com/news/release-2-4
Zammad – Helpdesk & Support Software | Release: Zammad 2.4.0 & 2.3.1 & 2.2.2 (major & patchlevel)Vendor Advisory
-
https://zammad.com/news/security-advisory-zaa-2018-01
Zammad – Helpdesk & Support Software | Zammad Security Advisory ZAA-2018-01Vendor Advisory
-
https://github.com/zammad/zammad/issues/1869
XSS issue - placeholder · Issue #1869 · zammad/zammad · GitHubThird Party Advisory
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