CVE Vulnerability

CVE-2020-25097

An issue was discovered in Squid through 4.13 and 5.x through 5.0.4. Due to improper input validation, it allows a trusted client to perform HTTP Request Smuggling and access services otherwise forbidden by the security controls. This occurs for certain uri_whitespace configuration settings.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

8.6 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope CHANGED

References
Link Resource
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_11.patch Mailing List Patch
http://www.squid-cache.org/Versions/v5/changesets/SQUID-2020_11.patch Mailing List Patch
https://github.com/squid-cache/squid/security/advisories/GHSA-jvf6-h9gj-pmj6 Patch Third Party Advisory
https://www.debian.org/security/2021/dsa-4873 Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DJMDRVV677AJL4BZAOLCT5LMFCGBZTC2/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FBXFWKIGXPERDVQXG556LLPUOCMQGERC/ Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/O3RYBDMJCPYGOSURWDR3WJTE474UFT77/ Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202105-14 Third Party Advisory
https://security.netapp.com/advisory/ntap-20210727-0010/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_manager:-:*:*:*:*:*:*:*
Information

Published : 2021-03-19 05:15

Updated : 2022-04-05 06:04

NVD link : CVE-2020-25097

Mitre link : CVE-2020-25097

Products Affected
No products.
CWE
CWE-20

CWE-444

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')