CVE-2011-3596

mediumpriority · track · 44EPSS 0.111 · 96 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

11.1% (96th) EPSS

CVSS 5 · medium

Is it mine?

5 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

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

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 5–7.5

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.17.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Psecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-617USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-36198Polipo 1.0.4.1 - POST/PUT HTTP Header Processing Denial of Servicefunctional · exploit_db

affected products (5)

Products and version ranges known to be affected.

polipo polipo≤ before 1.0.4.1enisa_euvdEU
debian debian linux= 10.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 8.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
debian debian linux= 9.0nvdUScpe:2.3:o:debian:debian_linux:*:*:*:*:*:*:*:*
polipo project polipo< 1.0.4.1nvdUScpe:2.3:a:polipo_project:polipo:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2019-11-26modified 2026-06-16

related (1,031)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2015-5477US	high7.8OT critical	99.6% (100th)	KEV	2015-07-29
named in ISC BIND 9.x before 9.9.7-P2 and 9.10.x before 9.10.2-P3 allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via TKEY queries.
CVE-2016-2776US	high7.5	89.5% (100th)	Exploit	2016-09-28
buffer.c in named in ISC BIND 9 before 9.9.9-P3, 9.10.x before 9.10.4-P3, and 9.11.x before 9.11.0rc3 does not properly construct responses, which allows remote attackers to cause…
CVE-2021-25216US	critical9.8	83.0% (100th)	—	2021-04-29
In BIND 9.5.0 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.11.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND Supported Preview Edition, as well as release versions 9.…
CVE-2020-8617US	medium5.9	93.4% (100th)	Exploit	2020-05-19
Using a specially-crafted message, an attacker may potentially cause a BIND server to reach an inconsistent state if the attacker knows (or successfully guesses) the name of a TSIG…
CVE-2018-5740US	high7.5	59.6% (99th)	Exploit	2019-01-16
"deny-answer-aliases" is a little-used feature intended to help recursive server operators protect end users against DNS rebinding attacks, a potential method of circumventing the…

+1026 more

references (8)

External citations — patches, advisories, analysis.

https://access.redhat.com/security/cve/cve-2011-3596 enisa_euvd
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=644289 enisa_euvd
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3596 enisa_euvd
https://security-tracker.debian.org/tracker/CVE-2011-3596 enisa_euvd
https://access.redhat.com/security/cve/cve-2011-3596Third Party Advisorynvd
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=644289Third Party Advisorynvd
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3596Issue TrackingThird Party Advisorynvd
https://security-tracker.debian.org/tracker/CVE-2011-3596Third Party Advisorynvd

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