CVE-2011-3596

HIGH

Polipo < 1.0.4.1 - Denial of Service via HTTP POST/PUT Request

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2011-3596. PoCs published by Usman Saeed.

AI-analyzed exploit summary This Perl script exploits a denial-of-service vulnerability in Polipo 1.0.4.1 by sending a malformed HTTP PUT request with an invalid Content-Length header, causing the application to crash.

Description

Polipo before 1.0.4.1 suffers from a DoD vulnerability via specially-crafted HTTP POST / PUT request.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Usman Saeed · perldosmultiple
https://www.exploit-db.com/exploits/36198

This Perl script exploits a denial-of-service vulnerability in Polipo 1.0.4.1 by sending a malformed HTTP PUT request with an invalid Content-Length header, causing the application to crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Polipo 1.0.4.1
No auth needed
Prerequisites: Network access to the target Polipo server
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory x_refsource_misc
https://security-tracker.debian.org/tracker/CVE-2011-3596
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3596
Third Party Advisory x_refsource_misc
https://access.redhat.com/security/cve/cve-2011-3596
Third Party Advisory x_refsource_misc
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=644289

Scores

CVSS v3 7.5
EPSS 0.1388
EPSS Percentile 94.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-617
Status published
Products (4)
debian/debian_linux 8.0
debian/debian_linux 9.0
debian/debian_linux 10.0
polipo_project/polipo < 1.0.4.1
Published Nov 26, 2019
Tracked Since Feb 18, 2026