An issue was discovered in Squid 3.x and 4.x through 4.8. Due to incorrect input validation, there is a heap-based buffer overflow that can result in Denial of Service to all clients using the proxy. Severity is high due to this vulnerability occurring before normal security checks; any remote client that can reach the proxy port can trivially perform the attack via a crafted URI scheme.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | alma-upgrade-libecapalma-upgrade-libecap-devel | May 4, 2022 | Nov 26, 2019 | |
| Alpine Linux | — | alpine-linux-upgrade-squid | Jan 19, 2021 | Nov 26, 2019 |
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-squidamazon-linux-ami-2-upgrade-squid-debuginfoamazon-linux-ami-2-upgrade-squid-migration-scriptamazon-linux-ami-2-upgrade-squid-sysvinit | Jun 6, 2023 | Nov 26, 2019 | |
| Amazon_linux | — | amazon-linux-upgrade-squid | Jun 7, 2023 | Nov 14, 2019 |
| Centos_linux | — | centos-upgrade-libecapcentos-upgrade-libecap-debuginfocentos-upgrade-libecap-debugsourcecentos-upgrade-libecap-develcentos-upgrade-squidcentos-upgrade-squid-debuginfocentos-upgrade-squid-debugsource | Nov 5, 2020 | Nov 26, 2019 |
| Debian | debian-upgrade-squid | May 11, 2020 | Nov 26, 2019 | |
| Huawei Euleros 2_0_sp3 | huawei-euleros-2_0_sp3-upgrade-squidhuawei-euleros-2_0_sp3-upgrade-squid-migration-script | Apr 30, 2021 | Nov 26, 2019 | |
| Huawei Euleros 2_0_sp5 | huawei-euleros-2_0_sp5-upgrade-squid | Feb 24, 2020 | Nov 26, 2019 | |
| Huawei Euleros 2_0_sp8 | huawei-euleros-2_0_sp8-upgrade-squid | Jan 3, 2020 | Nov 26, 2019 | |
| Oracle Solaris | oracle-solaris-11-4-upgrade-web-proxy-squid-4-10-11-4-21-0-1-69-0 | Jan 19, 2021 | Nov 26, 2019 | |
| Oracle_linux | — | oracle-linux-upgrade-libecaporacle-linux-upgrade-libecap-develoracle-linux-upgrade-squid | Jul 22, 2024 | Nov 5, 2019 |
| Redhat_linux | redhat-upgrade-libecapredhat-upgrade-libecap-debuginforedhat-upgrade-libecap-debugsourceredhat-upgrade-libecap-develredhat-upgrade-squidredhat-upgrade-squid-debuginforedhat-upgrade-squid-debugsource | Nov 5, 2020 | Nov 26, 2019 | |
| Rocky_linux | rocky-upgrade-libecaprocky-upgrade-libecap-debuginforocky-upgrade-libecap-debugsourcerocky-upgrade-libecap-devel | Mar 12, 2024 | Nov 26, 2019 | |
| Suse | — | suse-upgrade-squidsuse-upgrade-squid3 | Nov 22, 2019 | Nov 14, 2019 |
| Ubuntu | ubuntu-upgrade-squid | Dec 5, 2019 | Nov 14, 2019 |
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