Vulnerability Details : CVE-2021-21441
There is a XSS vulnerability in the ticket overview screens. It's possible to collect various information by having an e-mail shown in the overview screen. Attack can be performed by sending specially crafted e-mail to the system and it doesn't require any user intraction. This issue affects: OTRS AG ((OTRS)) Community Edition 6.0.x version 6.0.1 and later versions. OTRS AG OTRS 7.0.x version 7.0.26 and prior versions.
Vulnerability category: Cross site scripting (XSS)
Products affected by CVE-2021-21441
- cpe:2.3:a:otrs:otrs:*:*:*:*:community:*:*:*
- cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-21441
0.43%
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-2021-21441
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:N/A:N |
8.6
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
3.9
|
3.6
|
OTRS AG |
CWE ids for CVE-2021-21441
-
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)
- security@otrs.com (Secondary)
References for CVE-2021-21441
-
https://otrs.com/release-notes/otrs-security-advisory-2021-11/
OTRS Security Advisory 2021-11 | OTRSRelease Notes;Vendor Advisory
-
https://lists.debian.org/debian-lts-announce/2023/08/msg00040.html
[SECURITY] [DLA 3551-1] otrs2 security update
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