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CVE-2020-8449

Good to know:

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Date: February 4, 2020

An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters.

Language: C++

Severity Score

Related Resources (21)

http://www.squid-cache.org/Versions/v4/changesets/squid-4-b3a0719affab099c684f1cd62b79ab02816fa962.patch
https://security.netapp.com/advisory/ntap-20210304-0002/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/
http://www.squid-cache.org/Advisories/SQUID-2020_1.txt
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html
https://security.alpinelinux.org/vuln/CVE-2020-8449
https://www.debian.org/security/2020/dsa-4682
https://nvd.nist.gov/vuln/detail/CVE-2020-8449
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-8449
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8e657e835965c3a011375feaa0359921c5b3e2dd.patch
https://security.gentoo.org/glsa/202003-34
https://usn.ubuntu.com/4289-1/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html
https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html
http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519549add5519cbac0598.patch
http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patch
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patch
https://access.redhat.com/security/cve/CVE-2020-8449
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/
https://security-tracker.debian.org/tracker/CVE-2020-8449
https://www.mend.io/vulnerability-database/CVE-2020-8449

Severity Score

Weakness Type (CWE)

Exposure of Resource to Wrong Sphere

CWE-668

Input Validation

CWE-20

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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