CVE-2020-8450

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.

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 40.59% Top 5%
Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory debian.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org Vendor Advisory squid-cache.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.squid-cache.org/Advisories/SQUID-2020_1.txt vendor advisory
http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519549add5519cbac0598.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-b3a0719affab099c684f1cd62b79ab02816fa962.patch patch vendor advisory
http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patch patch vendor advisory
http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patch patch vendor advisory
https://usn.ubuntu.com/4289-1/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.html vendor advisory mailing list third party advisory
https://security.gentoo.org/glsa/202003-34 third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.html vendor advisory mailing list third party advisory
https://www.debian.org/security/2020/dsa-4682 third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2020/07/msg00009.html third party advisory mailing list
https://security.netapp.com/advisory/ntap-20210304-0002/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2020-8450?
CVE-2020-8450 has been scored as a high severity vulnerability.
How to fix CVE-2020-8450?
To fix CVE-2020-8450, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-8450 being actively exploited in the wild?
It is possible that CVE-2020-8450 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~41% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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