CVE-2020-8450

Published: Feb 4, 2020Modified: Nov 21, 2024

7.3

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Exploitability: 3.9 / Impact: 3.4

Source: NVD

Description

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.

Affected (9)

Products: Squid Cache: Squid · Canonical: Ubuntu Linux · Opensuse: Leap · +2 more

Show all products

Squid Cache: Squid · Canonical: Ubuntu Linux · Opensuse: Leap · Fedoraproject: Fedora · Debian: Debian Linux

1 product

1 product

1 product

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Squid Cache Squid	Before 4.10

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Canonical Ubuntu Linux	Version 16.04
Canonical Ubuntu Linux	Version 18.04
Canonical Ubuntu Linux	Version 19.10

Configuration C

1 vulnerable

Vulnerable Software	Affected Versions
Opensuse Leap	Version 15.1

Configuration D

2 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 30
Fedoraproject Fedora	Version 31

Configuration E

2 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 10.0
Debian Debian Linux	Version 9.0

Related CWEs

CWE-131

Incorrect Calculation of Buffer Size

The product does not correctly calculate the size to be used when allocating a buffer, which could lead to a buffer overflow.

CWE-787

Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

References (30)

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

http://www.squid-cache.org/Advisories/SQUID-2020_1.txt

Source: cve@mitre.org

Vendor Advisory

http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patch

Source: cve@mitre.org

PatchVendor Advisory

http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8e657e835965c3a011375feaa0359921c5b3e2dd.patch

Source: cve@mitre.org

PatchVendor Advisory

http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patch

Source: cve@mitre.org

PatchVendor Advisory

http://www.squid-cache.org/Versions/v4/changesets/squid-4-b3a0719affab099c684f1cd62b79ab02816fa962.patch

Source: cve@mitre.org

PatchVendor Advisory

http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519549add5519cbac0598.patch

Source: cve@mitre.org

PatchVendor Advisory

https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html

Source: cve@mitre.org

Mailing ListThird Party Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/

Source: cve@mitre.org

https://security.gentoo.org/glsa/202003-34

Source: cve@mitre.org

Third Party Advisory

https://security.netapp.com/advisory/ntap-20210304-0002/

Source: cve@mitre.org

Third Party Advisory

https://usn.ubuntu.com/4289-1/

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2020/dsa-4682

Source: cve@mitre.org

Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html