CVE-2020-15049
Squid HTTP Cache Request Smuggling Poisson
Description
An issue was discovered in http/ContentLengthInterpreter.cc in Squid before 4.12 and 5.x before 5.0.3. A Request Smuggling and Poisoning attack can succeed against the HTTP cache. The client sends an HTTP request with a Content-Length header containing "+\ "-" or an uncommon shell whitespace character prefix to the length field-value.
INFO
Published Date :
June 30, 2020, 6:15 p.m.
Last Modified :
Nov. 7, 2023, 3:17 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
6.0
Exploitability Score :
3.1
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2020-15049.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2020-15049 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2020-15049 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ Removed CVSS V3 MITRE AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Added CVSS V3.1 MITRE AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H -
CVE Modified by [email protected]
Mar. 12, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20210312-0001/ [No Types Assigned] -
CVE Modified by [email protected]
Oct. 02, 2020
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2020/10/msg00005.html [No Types Assigned] -
CVE Modified by [email protected]
Sep. 30, 2020
Action Type Old Value New Value Added Reference https://usn.ubuntu.com/4551-1/ [No Types Assigned] -
CVE Modified by [email protected]
Sep. 07, 2020
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00017.html [No Types Assigned] -
CVE Modified by [email protected]
Sep. 05, 2020
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00012.html [No Types Assigned] -
CVE Modified by [email protected]
Jul. 25, 2020
Action Type Old Value New Value Added Reference https://www.debian.org/security/2020/dsa-4732 [No Types Assigned] -
Modified Analysis by [email protected]
Jul. 16, 2020
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ Third Party Advisory Changed CPE Configuration OR *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 2.0 up to (including) 2.6 *cpe:2.3:a:squid-cache:squid:2.7:*:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable2:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable3:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable4:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable5:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable6:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable7:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable8:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable9:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 3.1 up to (including) 3.5.28 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 4.0 up to (excluding) 4.12 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 5.0 up to (excluding) 5.0.03 OR *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 2.0 up to (including) 2.6 *cpe:2.3:a:squid-cache:squid:2.7:*:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable2:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable3:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable4:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable5:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable6:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable7:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable8:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable9:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 3.1 up to (including) 3.5.28 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 4.0 up to (excluding) 4.12 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 5.0 up to (excluding) 5.0.3 Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 11, 2020
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/3RG5FGSTCAYVIJPJHIY3MRZ7NFT6HDO7/ [No Types Assigned] -
Initial Analysis by [email protected]
Jul. 09, 2020
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch No Types Assigned http://www.squid-cache.org/Versions/v4/changesets/squid-4-ea12a34d338b962707d5078d6d1fc7c6eb119a22.patch Patch, Vendor Advisory Changed Reference Type http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patch No Types Assigned http://www.squid-cache.org/Versions/v5/changesets/squid-5-485c9a7bb1bba88754e07ad0094647ea57a6eb8d.patch Patch, Vendor Advisory Changed Reference Type https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5 No Types Assigned https://github.com/squid-cache/squid/security/advisories/GHSA-qf3v-rc95-96j5 Third Party Advisory Added CWE NIST CWE-444 Added CPE Configuration OR *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 2.0 up to (including) 2.6 *cpe:2.3:a:squid-cache:squid:2.7:*:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable2:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable3:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable4:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable5:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable6:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable7:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable8:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:2.7:stable9:*:*:*:*:*:* *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 3.1 up to (including) 3.5.28 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 4.0 up to (excluding) 4.12 *cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* versions from (including) 5.0 up to (excluding) 5.0.03
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2020-15049 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2020-15049
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
1.01 }} -0.01%
score
0.84088
percentile