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Debian Security Advisory DSA 3642-1 (lighttpd - security update)
Information
Severity
Severity
Critical
Family
Family
Debian Local Security Checks
CVSSv2 Base
CVSSv2 Base
10.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
2 years ago
Summary
Dominic Scheirlinck and Scott Geary of Vend reported insecure behavior in the lighttpd web server. Lighttpd assigned Proxy header values from client requests to internal HTTP_PROXY environment variables, allowing remote attackers to carry out Man in the Middle (MITM) attacks or initiate connections to arbitrary hosts.
Affected Software
Affected Software
lighttpd on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the stable distribution (jessie), this problem has been fixed in version 1.4.35-4+deb8u1. We recommend that you upgrade your lighttpd packages.