CVE-2021-25267 : Multiple XSS vulnerabilities in Webadmin allow for privilege escalation from adm

Multiple XSS vulnerabilities in Webadmin allow for privilege escalation from admin to super-admin in Sophos Firewall older than version 19.0 GA.

Published 2022-05-05 18:15:09

Updated 2022-05-13 04:26:13

Source Sophos Limited

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)Gain privilege

Products affected by CVE-2021-25267

Sophos » Firewall Firmware
Versions before (<) 19.0
cpe:2.3:o:sophos:firewall_firmware:*:*:*:*:*:*:*:*
Matching versions
When used together with: Sophos » Firewall » Version: N/A

EPSS FAQ

0.14%

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

~ 35 %

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

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
8.5	HIGH	AV:N/AC:M/Au:S/C:C/I:C/A:C	6.8	10.0	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.4	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H	1.7	6.0	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Changed Confidentiality: High Integrity: High Availability: High
6.8	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H	0.9	5.9	Sophos Limited
Attack Vector: Network Attack Complexity: Low Privileges Required: High User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

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)

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