Vulnerability 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.
CVSS Score
7.3
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Squid-Cache | Squid | < 4.10 |
| Canonical | Ubuntu Linux | 16.04 |
| Opensuse | Leap | 15.1 |
| Fedoraproject | Fedora | 30 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00012.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00010.htmlMailing ListThird Party Advisory
- http://www.squid-cache.org/Advisories/SQUID-2020_1.txtVendor Advisory
- http://www.squid-cache.org/Versions/v3/3.5/changesets/SQUID-2020_1.patchPatchVendor Advisory
- http://www.squid-cache.org/Versions/v3/3.5/changesets/squid-3.5-8e657e835965c3a0PatchVendor Advisory
- http://www.squid-cache.org/Versions/v4/changesets/SQUID-2020_1.patchPatchVendor Advisory
- http://www.squid-cache.org/Versions/v4/changesets/squid-4-b3a0719affab099c684f1cPatchVendor Advisory
- http://www.squid-cache.org/Versions/v4/changesets/squid-4-d8e4715992d0e530871519PatchVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/07/msg00009.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202003-34Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210304-0002/Third Party Advisory
- https://usn.ubuntu.com/4289-1/Third Party Advisory
- https://www.debian.org/security/2020/dsa-4682Third Party Advisory
FAQ
What is CVE-2020-8450?
CVE-2020-8450 is a vulnerability with a CVSS score of 7.3 (HIGH). 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.
How severe is CVE-2020-8450?
CVE-2020-8450 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-8450?
Check the references section above for vendor advisories and patch information. Affected products include: Squid-Cache Squid, Canonical Ubuntu Linux, Opensuse Leap, Fedoraproject Fedora, Debian Debian Linux.