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CVE-2020-8450

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Date: February 4, 2020

An issue was discovered in Squid before 4.10. Due to incorrect buffer management, a remote client can cause a buffer overflow in a Squid instance acting as a reverse proxy.

Language: C++

Severity Score

Related Resources (21)

https://access.redhat.com/security/cve/CVE-2020-8450
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
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-8450
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html
https://security-tracker.debian.org/tracker/CVE-2020-8450
https://www.debian.org/security/2020/dsa-4682
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/
https://nvd.nist.gov/vuln/detail/CVE-2020-8450
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://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/
https://security.alpinelinux.org/vuln/CVE-2020-8450
https://www.mend.io/vulnerability-database/CVE-2020-8450

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

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): LOW
Integrity (I): LOW
Availability (A): LOW

CVSS v2

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

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