XSS Vulnerability in Privoxy Affects User-Manual Access
CVE-2021-44543

6.1MEDIUM

Key Information:

Vendor

Privoxy

Status
Privoxy
Vendor
CVE Published:
23 December 2021

What is CVE-2021-44543?

An XSS vulnerability exists in Privoxy, particularly impacting the functionality of the user-manual. The issue arises within the cgi_error_no_template() function, where the template name is not properly encoded when Privoxy is configured to serve the user manual. This oversight could allow attackers to execute scripts in the context of a user's browser, potentially leading to unauthorized actions or data exposure. Action should be taken to update to the fixed version to safeguard against this vulnerability.

Affected Version(s)

privoxy Privoxy 3.0.33

References

https://www.privoxy.org/3.0.33/user-manual/whatsnew.html%2C
x_refsource_MISC
https://www.privoxy.org/gitweb/?p=privoxy.git%3Ba=commit%...
x_refsource_MISC

CVSS V3.1

Score:
6.1
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.