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OTRSCVE-2021-21434

HistoryFeb 08, 2021 - 11:15 a.m.

CVE-2021-21434

2021-02-0811:15:14

CWE-79

OTRS

web.nvd.nist.gov

information security

vulnerability

otrs ag survey

cve-2021-21434

code execution

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

AI Score

5.1

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

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.

Affected configurations

Nvd

Node

otrssurveyRange6.0.0–6.0.20

otrssurveyRange7.0.0–7.0.19

VendorProductVersionCPE
otrssurvey*cpe:2.3:a:otrs:survey:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
otrs	survey	*	cpe:2.3:a:otrs:survey::::::::

CNA Affected

[
  {
    "product": "Survey",
    "vendor": "OTRS AG",
    "versions": [
      {
        "lessThanOrEqual": "6.0.20",
        "status": "affected",
        "version": "6.0.x",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "7.0.19",
        "status": "affected",
        "version": "7.0.x",
        "versionType": "custom"
      }
    ]
  }
]

References

otrs.com/release-notes/otrs-security-advisory-2021-01/

CVSS2

3.5

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:S/C:N/I:P/A:N

CVSS3

4.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

AI Score

5.1

Confidence

High

EPSS

0.001

Percentile

22.7%

JSON

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