# CVE-2023-49288: libecap: Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Sec... CVE-2023-49288 is fixed in 10 products on 1 platform, first by RHSA-2023:7465, released November 22, 2023. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2023-49288 - Priority: High - CVSS: 7.5 (Important) - EPSS: 0.0478 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Nov 22, 2023 ## Description Squid is a high-performance proxy caching server for web clients, supporting FTP, Gopher, and HTTP data objects. Security Fix(es): * squid: DoS against HTTP and HTTPS (CVE-2023-5824) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libecap RHEL 8 | 0:1.0.1-2.module+el8.9.0+19703+a1da7223 | [RHSA-2023:7668](https://patchblox.com/security/data/fix/linux/rhsa-2023-7668.md) | Dec 6, 2023 | | Linux | libecap almalinux 8 | 1.0.1-2.module_el8.6.0+2741+01592ae8 | [ALSA-2023:7668](https://patchblox.com/security/data/fix/linux/alsa-2023-7668.md) | Dec 6, 2023 | | Linux | libecap-devel RHEL 8 | 0:1.0.1-2.module+el8.9.0+19703+a1da7223 | [RHSA-2023:7668](https://patchblox.com/security/data/fix/linux/rhsa-2023-7668.md) | Dec 6, 2023 | | Linux | libecap-devel almalinux 8 | 1.0.1-2.module_el8.6.0+2741+01592ae8 | [ALSA-2023:7668](https://patchblox.com/security/data/fix/linux/alsa-2023-7668.md) | Dec 6, 2023 | | Linux | squid Debian 13.5 (trixie) | 6.1-1 | [DEBIAN-CVE-2023-49288](https://patchblox.com/security/data/fix/linux/debian-cve-2023-49288.md) | Dec 4, 2023 | | Linux | squid Debian 14 | 6.1-1 | [DEBIAN-CVE-2023-49288](https://patchblox.com/security/data/fix/linux/debian-cve-2023-49288.md) | Dec 4, 2023 | | Linux | squid RHEL 8 | 7:4.15-7.module+el8.9.0+20806+014d88aa.3 | [RHSA-2023:7668](https://patchblox.com/security/data/fix/linux/rhsa-2023-7668.md) | Dec 6, 2023 | | Linux | squid RHEL 9 | 7:5.5-6.el9_3.2 | [RHSA-2023:7465](https://patchblox.com/security/data/fix/linux/rhsa-2023-7465.md) | Nov 22, 2023 | | Linux | squid Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.12 | [squid 4.10-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-4.10-1ubuntu1.12.md) | Aug 1, 2025 | | Linux | squid Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squid 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | | Linux | squid almalinux 8 | 7:4.15-7.module_el8.9.0+3696+b881db49.3 | [ALSA-2023:7668](https://patchblox.com/security/data/fix/linux/alsa-2023-7668.md) | Dec 6, 2023 | | Linux | squid amzn 2023 | 7:6.6-1.amzn2023.0.3 | [ALAS2023-2024-578](https://patchblox.com/security/data/fix/linux/alas2023-2024-578.md) | Mar 27, 2024 | | Linux | squid ol 9 | 7:5.5-6.el9_3.2 | [ELSA-2023-7465](https://patchblox.com/security/data/fix/linux/elsa-2023-7465.md) | Nov 28, 2023 | | Linux | squid-cgi Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.12 | [squid-cgi 4.10-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-cgi-4.10-1ubuntu1.12.md) | Aug 1, 2025 | | Linux | squid-cgi Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squid-cgi 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-cgi-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | | Linux | squid-common Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.12 | [squid-common 4.10-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-common-4.10-1ubuntu1.12.md) | Aug 1, 2025 | | Linux | squid-common Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squid-common 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-common-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | | Linux | squid-debuginfo amzn 2023 | 7:6.6-1.amzn2023.0.3 | [ALAS2023-2024-578](https://patchblox.com/security/data/fix/linux/alas2023-2024-578.md) | Mar 27, 2024 | | Linux | squid-debugsource amzn 2023 | 7:6.6-1.amzn2023.0.3 | [ALAS2023-2024-578](https://patchblox.com/security/data/fix/linux/alas2023-2024-578.md) | Mar 27, 2024 | | Linux | squid-openssl Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squid-openssl 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-openssl-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | | Linux | squid-purge Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.12 | [squid-purge 4.10-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squid-purge-4.10-1ubuntu1.12.md) | Aug 1, 2025 | | Linux | squid-purge Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squid-purge 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squid-purge-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | | Linux | squidclient Ubuntu 20.04 LTS (focal) | 4.10-1ubuntu1.12 | [squidclient 4.10-1ubuntu1.12](https://patchblox.com/security/data/fix/linux/ubuntu-focal-squidclient-4.10-1ubuntu1.12.md) | Aug 1, 2025 | | Linux | squidclient Ubuntu 22.04.1 LTS (jammy) | 5.7-0ubuntu0.22.04.4 | [squidclient 5.7-0ubuntu0.22.04.4](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-squidclient-5.7-0ubuntu0.22.04.4.md) | Aug 1, 2025 | --- Data as of 2026-11-08T06:59:42Z UTC. 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