CVE-2020-8450

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.

CVSS v3.0 7.3 HIGH
CVSS v2.0 7.5 HIGH

7.3^/10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patch	Patch Vendor Advisory
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patch	Patch Vendor Advisory
http://www.squid-cache.org/Advisories/SQUID-2020_1.txt	Vendor Advisory
http://www.squid-cache.org/Versions/v4/changesets/squid-4-b3a0719affab099c684f1cd62b79ab02816fa962.patch	Patch Vendor Advisory
http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8e657e835965c3a011375feaa0359921c5b3e2dd.patch	Patch Vendor Advisory
http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519549add5519cbac0598.patch	Patch Vendor Advisory
https://usn.ubuntu.com/4289-1/	Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202003-34	Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/	Mailing List Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html	Mailing List Third Party Advisory
https://www.debian.org/security/2020/dsa-4682	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html	Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20210304-0002/	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:19.10:::::::*

Configuration 3 (hide)

cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Configuration 4 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:30:::::::*
	cpe:2.3:o:fedoraproject:fedora:31:::::::*

Configuration 5 (hide)

OR	cpe:2.3:o:debian:debian_linux:9.0:::::::*
	cpe:2.3:o:debian:debian_linux:10.0:::::::*

Information

Published : 2020-02-04 12:15

Updated : 2021-07-21 04:39

NVD link : CVE-2020-8450

Mitre link : CVE-2020-8450

JSON object : View

CWE

CWE-787

Out-of-bounds Write

CWE-131

Incorrect Calculation of Buffer Size

Products Affected

fedoraproject

fedora

canonical

ubuntu_linux

opensuse

leap

debian

debian_linux

squid-cache

squid

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7.3 /10