CVE-2020-8450
High
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.
SeverityHigh
CVSS7.3
Exploit probability—
Product
Squid
PublishedFeb 4, 2020
First seenFeb 4, 2020
How to fix
Update
- squid-cache squid4.10 or later
Vendor advisories
- usn.ubuntu.com/4289-1/
- security.gentoo.org/glsa/202003-34
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G6W2IQ7QV2OGREFFUBNVZIDD3RJBDE4R/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSU6SPANL27AGK5PCGBJOKG4LUWA555J/
- debian.org/security/2020/dsa-4682
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| squid-cache squid | v < 4.10 | 4.10 |
| canonical ubuntu_linux | 16.04, 18.04, 19.10 | — |
| opensuse leap | 15.1 | — |
| fedoraproject fedora | 30, 31 | — |
| debian debian_linux | 9.0, 10.0 | — |
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