CVE-2020-8449
High
Description
An issue was discovered in Squid before 4.10. Due to incorrect input validation, it can interpret crafted HTTP requests in unexpected ways to access server resources prohibited by earlier security filters.
SeverityHigh
CVSS7.5
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 |
| debian debian_linux | 9.0, 10.0 | — |
| canonical ubuntu_linux | 16.04, 18.04, 19.10 | — |
| opensuse leap | 15.1 | — |
| fedoraproject fedora | 30, 31 | — |
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