A malicious server can use the FTP PASV response to trick curl 7.73.0 and earlier into connecting back to a given IP address and port, and this way potentially make curl extract information about services that are otherwise private and not disclosed, for example doing port scanning and service banner extractions.
CVSS Details
- CVSS 3.1 Base Score: 3.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade libcurlUpgrade libcurl-develUpgrade curlUpgrade libcurl-minimal | May 4, 2022 | Dec 14, 2020 |
| Alpine Linux | — | Upgrade curl | Jan 5, 2021 | Dec 14, 2020 |
| Amazon Linux Ami 2 | — | Upgrade curlUpgrade libcurlUpgrade libcurl-develUpgrade curl-debuginfo | Aug 6, 2021 | Dec 14, 2020 |
| Apple Osx Curl | — | Apply Apple macOS Security Update 2021-002 CatalinaApply Apple macOS Security Update 2021-003 MojaveUpgrade macOS to the latest version | Aug 23, 2021 | Dec 14, 2020 |
| Centos_linux | — | Upgrade curl-minimal-debuginfoUpgrade curl-debuginfoUpgrade libcurlUpgrade libcurl-debuginfoUpgrade curl-debugsourceUpgrade libcurl-minimal-debuginfoUpgrade curlUpgrade libcurl-develUpgrade libcurl-minimal | Jun 1, 2021 | Dec 14, 2020 |
| Debian | — | Upgrade curl | Dec 21, 2020 | Dec 14, 2020 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 19, 2021 |
| Freebsd | — | Upgrade curl | Dec 10, 2020 | Dec 9, 2020 |
| Gentoo Linux | — | Upgrade net-misc/curl. | Dec 29, 2020 | Dec 14, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libcurlUpgrade libcurl-develUpgrade curl | May 25, 2022 | Dec 14, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade libcurlUpgrade libcurl-develUpgrade curl | Mar 2, 2022 | Dec 14, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade curlUpgrade libcurl-develUpgrade libcurl | May 18, 2021 | Dec 14, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade libcurlUpgrade curl | Jun 2, 2021 | Dec 14, 2020 |
| Oracle Solaris | — | Upgrade web/curl to version 7.74.0-11.4.33.0.1.94.0 on Solaris 11.4 | May 19, 2021 | Dec 14, 2020 |
| Oracle_linux | — | Upgrade curlUpgrade libcurlUpgrade libcurl-develUpgrade libcurl-minimal | May 26, 2021 | Dec 9, 2020 |
| Redhat_linux | — | Upgrade curl-debuginfoUpgrade libcurl-debuginfoUpgrade libcurl-develUpgrade libcurlUpgrade curlNo solution existsUpgrade libcurl-minimalUpgrade libcurl-minimal-debuginfoUpgrade curl-minimal-debuginfoUpgrade curl-debugsource | May 21, 2021 | Dec 14, 2020 |
| Rocky_linux | — | Upgrade libcurl-minimalUpgrade libcurl-minimal-debuginfoUpgrade curl-debugsourceUpgrade curlUpgrade curl-debuginfoUpgrade libcurl-debuginfoUpgrade libcurlUpgrade libcurl-devel | Mar 12, 2024 | Dec 14, 2020 |
| Splunk | — | Upgrade Splunk Enterprise to version 8.1.14Upgrade Splunk Enterprise to version 9.0.6Upgrade Splunk Universal Forwarder to version 9.1.1Upgrade Splunk Enterprise to version 9.1.1Upgrade Splunk Enterprise to version 8.2.12Upgrade Splunk Universal Forwarder to version 9.0.6Upgrade Splunk Enterprise to version 9.0.5Upgrade Splunk Universal Forwarder to version 8.2.12Upgrade Splunk Universal Forwarder to version 9.0.5Upgrade Splunk Enterprise to version 8.2.11Upgrade Splunk Universal Forwarder to version 8.2.11Upgrade Splunk Universal Forwarder to version 8.1.14 | Sep 30, 2025 | Dec 14, 2020 |
| Suse | — | Upgrade libcurl4-32bitUpgrade libcurl4-openssl1Upgrade libcurl-devel-32bitUpgrade libcurl4-miniUpgrade libcurl4-openssl1-32bitUpgrade libcurl-develUpgrade curlUpgrade curl-openssl1Upgrade libcurl4-openssl1-x86Upgrade libcurl4Upgrade curl-miniUpgrade libcurl-mini-devel | Dec 12, 2020 | Dec 9, 2020 |
| Ubuntu | — | Upgrade libcurl3-nssUpgrade curl (Ubuntu Pro)Upgrade libcurl3 (Ubuntu Pro)Upgrade curlUpgrade libcurl3-gnutls (Ubuntu Pro)Upgrade libcurl3-nss (Ubuntu Pro)Upgrade libcurl3Upgrade libcurl3-gnutlsUpgrade libcurl4 | Dec 10, 2020 | Dec 9, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Dec 14, 2020 |
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