Description
Privoxy before 3.0.21 does not properly handle Proxy-Authenticate and Proxy-Authorization headers in the client-server data stream, which makes it easier for remote HTTP servers to spoof the intended proxy service via a 407 (aka Proxy Authentication Required) HTTP status code.
Published: 2013-03-11
Score: 5.8 Medium
EPSS: 3.5% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2013-2449 Privoxy before 3.0.21 does not properly handle Proxy-Authenticate and Proxy-Authorization headers in the client-server data stream, which makes it easier for remote HTTP servers to spoof the intended proxy service via a 407 (aka Proxy Authentication Required) HTTP status code.
History

Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.0202}

epss

{'score': 0.03483}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T15:44:32.095Z

Reserved: 2013-03-07T00:00:00.000Z

Link: CVE-2013-2503

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-03-11T17:55:01.830

Modified: 2026-04-29T01:13:23.040

Link: CVE-2013-2503

cve-icon Redhat

Severity : Low

Publid Date: 2013-03-11T00:00:00Z

Links: CVE-2013-2503 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses