CVE-2023-6004: Libssh: proxycommand/proxyjump features allow injection of malicious code through hostname
First published: Wed Nov 22 2023(Updated: )
A flaw was found in libssh. By utilizing the ProxyCommand or ProxyJump feature, users can exploit unchecked hostname syntax on the client. This issue may allow an attacker to inject malicious code into the command of the features mentioned through the hostname parameter.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libssh | <0.9.8 | 0.9.8 |
| redhat/libssh | <0.10.6 | 0.10.6 |
| debian/libssh | 0.9.8-0+deb11u1 0.10.6-0+deb12u1 0.11.1-1 | |
| IBM MQ Operator | <=CD: v3.0.0, v3.0.1, v3.1.0 - 3.1.3 LTS: v2.0.0 - 2.0.22 Other Release: v2.4.0 - v2.4.8, v2.3.0 - 2.3.3, v2.2.0 - v2.2.2 | |
| IBM supplied MQ Advanced container images | <=CD: 9.3.4.0-r1, 9.3.4.1-r1,9.3.5.0-r1,9.3.5.0-r2,9.3.5.1-r1, 9.3.5.1-r2LTS: 9.2.0.1-r1-eus, 9.2.0.2-r1-eus, 9.2.0.2-r2-eus, 9.2.0.4-r1-eus, 9.2.0.5-r1-eus, 9.2.0.5-r2-eus, 9.2.0.5-r3-eus, 9.2.0.6-r1-eus, 9.2.0.6-r2-eus, 9.2.0.6-r3-eus, 9.2.3.0-r1, 9.2.4.0-r1, 9.2.5.0-r1, 9.2.5.0-r2, 9.2.5.0-r3, 9.3.0.0-r1, 9.3.0.0-r2, 9.3.0.0-r3, 9.3.0.1-r1, 9.3.0.1-r2, 9.3.0.1-r3, 9.3.0.1-r4, 9.3.0.3-r1, 9.3.0.4-r1, 9.3.0.4-r2, 9.3.0.5-r1, 9.3.0.5-r2, 9.3.0.5-r3, 9.3.0.6-r1, 9.3.0.10-r1, 9.3.0.10-r2, 9.3.0.11-r1,9.3.0.11-r2, 9.3.0.15-r1, 9.3.0.16-r1, 9.3.0.16-r2, 9.3.0.17-r1, 9.3.0.17-r2 Other Release: 9.2.0.1-r1-eus, 9.2.0.2-r1-eus, 9.2.0.2-r2-eus, 9.2.0.4-r1-eus, 9.2.0.5-r1-eus, 9.2.0.5-r2-eus, 9.2.0.5-r3-eus, 9.2.0.6-r1-eus, 9.2.0.6-r2-eus, 9.2.0.6-r3-eus, 9.2.3.0-r1, 9.2.4.0-r1, 9.2.5.0-r1, 9.2.5.0-r2, 9.2.5.0-r3, 9.3.0.0-r1, 9.3.0.0-r2, 9.3.0.0-r3, 9.3.0.1-r1, 9.3.0.1-r2, 9.3.0.1-r3, 9.3.0.1-r4, 9.3.0.3-r1, 9.3.0.4-r1, 9.3.0.4-r2, 9.3.0.5-r1, 9.3.0.5-r2, 9.3.0.5-r3, 9.3.0.6-r1, 9.3.1.0-r1, 9.3.1.0-r2, 9.3.1.0-r3, 9.3.1.1-r1, 9.3.2.0-r1, 9.3.2.0-r2, 9.3.2.1-r1, 9.3.2.1-r2, 9.3.3.0-r1, 9.3.3.0-r2, 9.3.3.1-r1, 9.3.3.1-r2, 9.3.3.2-r1, 9.3.3.2-r2, 9.3.3.2-r3, ,9.3.3.3-r1, 9.3.3.3-r2 | |
| libssh | >=0.8.0<0.9.8 | |
| libssh | >=0.10.0<0.10.6 | |
| Fedora | =38 | |
| Red Hat Enterprise Linux | =8.0 | |
| Red Hat Enterprise Linux | =9.0 | |
| libssh libssh | >=0.8.0<0.9.8 | |
| libssh libssh | >=0.10.0<0.10.6 | |
| Fedoraproject Fedora | =38 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2255152
- https://access.redhat.com/errata/RHSA-2024:2504
- https://access.redhat.com/errata/RHSA-2024:3233
- https://bugzilla.redhat.com/show_bug.cgi?id=2251110
- https://access.redhat.com/security/cve/CVE-2023-6004
- https://www.libssh.org/security/advisories/CVE-2023-6004.txt
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZQVUHWVWRH73YBXUQJOD6CKHDQBU3DM/
- https://security.netapp.com/advisory/ntap-20240223-0004/
- https://launchpad.net/bugs/cve/CVE-2023-6004
- https://vin01.github.io/piptagole/ssh/security/openssh/libssh/remote-code-execution/2023/12/20/openssh-proxycommand-libssh-rce.html
- https://gitlab.com/libssh/libssh-mirror/-/commit/c2c56bacab00766d01671413321d564227aabf19
- https://gitlab.com/libssh/libssh-mirror/-/commit/a66b4a6eae6614d200a3625862d77565b96a7cd3
- https://gitlab.com/libssh/libssh-mirror/-/commit/8615c24647f773a5e04203c7459512715d698be1
- https://gitlab.com/libssh/libssh-mirror/-/commit/c6180409677c765e6b9ae2b18a3a7a9671ac1dbe
- https://gitlab.com/libssh/libssh-mirror/-/commit/9bbb817c0c5434f03613d0783b2ef5f52235b901
- https://gitlab.com/libssh/libssh-mirror/-/commit/22492b69bba22b102342afc574800d354a08e405
- https://gitlab.com/libssh/libssh-mirror/-/commit/d7467498fd988949edde9c6384973250fd454a8b
- https://gitlab.com/libssh/libssh-mirror/-/commit/62d3101c1f76b6891b70c50154e0e934d6b8cb57
- https://gitlab.com/libssh/libssh-mirror/-/commit/cea841d71c025f9c998b7d5fc9f2a2839df62921
- https://gitlab.com/libssh/libssh-mirror/-/commit/2c492ee179d5caa2718c5e768bab6e0b2b64a8b0
- https://gitlab.com/libssh/libssh-mirror/-/issues/227
- https://security-tracker.debian.org/tracker/CVE-2023-6004
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-6004
- https://nvd.nist.gov/vuln/detail/CVE-2023-6004
- https://ubuntu.com/security/CVE-2023-6004
- https://exchange.xforce.ibmcloud.com/vulnerabilities/275743
- https://www.ibm.com/support/pages/node/7157667 (Advisory)
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