CVE-2023-38545
Hackerone: CVE-2023-38545 SOCKS5 heap buffer overflow
CVE-2023-38545 is fixed in 34 products on 3 platforms, first by ALAS2023-2023-377, released October 10, 2023. It is not reported as exploited. Patch Radar priority: High.
HighPublicly disclosedFixed on 3 platforms
CVSS
9.8
Important
Exploitation
None reported
N/A
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.7869
99th percentile
The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fix(es): * curl: a heap-based buffer overflow in the SOCKS5 proxy handshake (CVE-2023-38545) * curl: cookie injection with none file (CVE-2023-38546) 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
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Microsoft | |||
| Windows 10 Version 1809 for 32-bit Systems | 17763.5122 | KB5032196 | Nov 14, 2023 |
| Windows 10 Version 1809 for ARM64-based Systems | 17763.5122 | KB5032196 | Nov 14, 2023 |
| Windows 10 Version 1809 for x64-based Systems | 17763.5122 | KB5032196 | Nov 14, 2023 |
| Windows 10 Version 21H2 for 32-bit Systems | 22000.2600 | KB5032192 | Nov 14, 2023 |
| Windows 10 Version 21H2 for ARM64-based Systems | KB5032189 | Nov 14, 2023 | |
| Windows 10 Version 21H2 for x64-based Systems | KB5032189 | Nov 14, 2023 | |
| Windows 10 Version 22H2 for 32-bit Systems | KB5032189 | Nov 14, 2023 | |
| Windows 10 Version 22H2 for ARM64-based Systems | KB5032189 | Nov 14, 2023 | |
| Windows 10 Version 22H2 for x64-based Systems | KB5032189 | Nov 14, 2023 | |
| Windows 11 Version 22H2 for ARM64-based Systems | KB5032190 | Nov 14, 2023 | |
| Windows 11 Version 22H2 for x64-based Systems | KB5032190 | Nov 14, 2023 | |
| Windows 11 Version 23H2 for ARM64-based Systems | KB5032190 | Nov 14, 2023 | |
| Windows 11 Version 23H2 for x64-based Systems | KB5032190 | Nov 14, 2023 | |
| Windows 11 version 21H2 for ARM64-based Systems | 22000.2600 | KB5032192 | Nov 14, 2023 |
| Windows 11 version 21H2 for x64-based Systems | 22000.2600 | KB5032192 | Nov 14, 2023 |
| Windows Server 2019 | 17763.5122 | KB5032196 | Nov 14, 2023 |
| Windows Server 2019 (Server Core installation) | 17763.5122 | KB5032196 | Nov 14, 2023 |
| Windows Server 2022 | 20348.2113 | KB5032198 | Nov 14, 2023 |
| Windows Server 2022 (Server Core installation) | 20348.2113 | KB5032198 | Nov 14, 2023 |
| macOS | |||
| Monterey | 12.7.3 | Monterey 12.7.3 | Jan 22, 2024 |
| Ventura | 13.6.4 | Ventura 13.6.4 | Jan 22, 2024 |
| Linux | |||
| curl · Debian 11.6 (bullseye) | 7.74.0-1.3+deb11u10 | DSA-5523-1 | Oct 11, 2023 |
| curl · Debian 12.15 (bookworm) | 7.88.1-10+deb12u4 | DSA-5523-1 | Oct 11, 2023 |
| curl · Debian 13.5 (trixie) | 8.3.0-3 | DEBIAN-CVE-2023-38545 | Oct 18, 2023 |
| curl · Debian 14 | 8.3.0-3 | DEBIAN-CVE-2023-38545 | Oct 18, 2023 |
| curl · RHEL 9 | 0:7.76.1-26.el9_3.2 | RHSA-2023:6745 | Nov 7, 2023 |
| curl · Ubuntu 22.04.1 LTS (jammy) | 7.81.0-1ubuntu1.14 | curl 7.81.0-1ubuntu1.14 | Oct 10, 2023 |
| curl · Ubuntu 24.04.5 LTS (noble) | 8.2.1-1ubuntu3.1 | curl 8.2.1-1ubuntu3.1 | Oct 10, 2023 |
| curl · almalinux 9 | 7.76.1-26.el9_3.2 | ALSA-2023:6745 | Nov 7, 2023 |
| curl · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| curl · ol 9 | 0:7.76.1-23.el9_2.4 | ELSA-2023-5763 | Oct 18, 2023 |
| curl · rocky 9 | 0:7.76.1-23.el9_2.4 | RLSA-2023:5763 | Oct 24, 2023 |
| curl-debuginfo · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| curl-debugsource · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| curl-minimal · RHEL 9 | 0:7.76.1-26.el9_3.2 | RHSA-2023:6745 | Nov 7, 2023 |
| curl-minimal · almalinux 9 | 7.76.1-26.el9_3.2 | ALSA-2023:6745 | Nov 7, 2023 |
| curl-minimal · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| curl-minimal · ol 9 | 0:7.76.1-23.el9_2.4 | ELSA-2023-5763 | Oct 18, 2023 |
| curl-minimal-debuginfo · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl · RHEL 9 | 0:7.76.1-26.el9_3.2 | RHSA-2023:6745 | Nov 7, 2023 |
| libcurl · almalinux 9 | 7.76.1-26.el9_3.2 | ALSA-2023:6745 | Nov 7, 2023 |
| libcurl · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl · ol 9 | 0:7.76.1-23.el9_2.4 | ELSA-2023-5763 | Oct 18, 2023 |
| libcurl-debuginfo · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl-devel · RHEL 9 | 0:7.76.1-26.el9_3.2 | RHSA-2023:6745 | Nov 7, 2023 |
| libcurl-devel · almalinux 9 | 7.76.1-26.el9_3.2 | ALSA-2023:6745 | Nov 7, 2023 |
| libcurl-devel · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl-devel · ol 9 | 0:7.76.1-23.el9_2.4 | ELSA-2023-5763 | Oct 18, 2023 |
| libcurl-minimal · RHEL 9 | 0:7.76.1-26.el9_3.2 | RHSA-2023:6745 | Nov 7, 2023 |
| libcurl-minimal · almalinux 9 | 7.76.1-26.el9_3.2 | ALSA-2023:6745 | Nov 7, 2023 |
| libcurl-minimal · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl-minimal · ol 9 | 0:7.76.1-23.el9_2.4 | ELSA-2023-5763 | Oct 18, 2023 |
| libcurl-minimal-debuginfo · amzn 2023 | 8.3.0-1.amzn2023.0.2 | ALAS2023-2023-377 | Oct 10, 2023 |
| libcurl3-gnutls · Ubuntu 22.04.1 LTS (jammy) | 7.81.0-1ubuntu1.14 | libcurl3-gnutls 7.81.0-1ubuntu1.14 | Oct 10, 2023 |
| libcurl3-gnutls · Ubuntu 24.04.5 LTS (noble) | 8.2.1-1ubuntu3.1 | libcurl3-gnutls 8.2.1-1ubuntu3.1 | Oct 10, 2023 |
| libcurl3-nss · Ubuntu 22.04.1 LTS (jammy) | 7.81.0-1ubuntu1.14 | libcurl3-nss 7.81.0-1ubuntu1.14 | Oct 10, 2023 |
| libcurl3-nss · Ubuntu 24.04.5 LTS (noble) | 8.2.1-1ubuntu3.1 | libcurl3-nss 8.2.1-1ubuntu3.1 | Oct 10, 2023 |
| libcurl4 · Ubuntu 22.04.1 LTS (jammy) | 7.81.0-1ubuntu1.14 | libcurl4 7.81.0-1ubuntu1.14 | Oct 10, 2023 |
| libcurl4 · Ubuntu 24.04.5 LTS (noble) | 8.2.1-1ubuntu3.1 | libcurl4 8.2.1-1ubuntu3.1 | Oct 10, 2023 |
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