CVE-2021-21434 : Survey administrator can craft a survey in such way that malicious code can be executed in the agent interface (i.e. ano

Survey administrator can craft a survey in such way that malicious code can be executed in the agent interface (i.e. another agent who wants to make changes in the survey). This issue affects: OTRS AG Survey 6.0.x version 6.0.20 and prior versions; 7.0.x version 7.0.19 and prior versions.

Published 2021-02-08 11:15:14

Updated 2021-02-09 20:24:22

Source OTRS AG

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Exploit prediction scoring system (EPSS) score for CVE-2021-21434

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 21 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-21434

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
4.8	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N	1.7	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None
3.5	LOW	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N	0.9	2.5	OTRS AG
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Unchanged Confidentiality: Low Integrity: Low Availability: None

CWE ids for CVE-2021-21434

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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)

Products affected by CVE-2021-21434

Otrs » Survey
Versions from including (>=) 6.0.0 and up to, including, (<=) 6.0.20
cpe:2.3:a:otrs:survey:*:*:*:*:*:*:*:*
Matching versions
Otrs » Survey
Versions from including (>=) 7.0.0 and up to, including, (<=) 7.0.19
cpe:2.3:a:otrs:survey:*:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2021-21434

Exploit prediction scoring system (EPSS) score for CVE-2021-21434

CVSS scores for CVE-2021-21434

CWE ids for CVE-2021-21434

References for CVE-2021-21434

Products affected by CVE-2021-21434