CVEvulnerability

CVE-2013-2503

5.8 MEDIUM Published 2013-03-11 Modified 2026-06-16 Official page ↗
Status
Modified
Published
2013-03-11
Last modified
2026-06-16
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
CWE-20

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.

Affected configurations

• privoxy privoxy (<= 3.0.20) • privoxy privoxy 2.9.0 • privoxy privoxy 2.9.1 • privoxy privoxy 2.9.2 • privoxy privoxy 2.9.3 • privoxy privoxy 2.9.11 • privoxy privoxy 2.9.12 • privoxy privoxy 2.9.13 • privoxy privoxy 2.9.14 • privoxy privoxy 2.9.16 • privoxy privoxy 2.9.18 • privoxy privoxy 3.0 • privoxy privoxy 3.0.2 • privoxy privoxy 3.0.3 • privoxy privoxy 3.0.5 • privoxy privoxy 3.0.6 • privoxy privoxy 3.0.7 • privoxy privoxy 3.0.8 • privoxy privoxy 3.0.9 • privoxy privoxy 3.0.10 • privoxy privoxy 3.0.11 • privoxy privoxy 3.0.12 • privoxy privoxy 3.0.13 • privoxy privoxy 3.0.14 • privoxy privoxy 3.0.15 • privoxy privoxy 3.0.16 • privoxy privoxy 3.0.17 • privoxy privoxy 3.0.18 • privoxy privoxy 3.0.19

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References