CVE-2008-1657
First published: Wed Apr 02 2008(Updated: )
OpenSSH 4.4 up to versions before 4.9 allows remote authenticated users to bypass the sshd_config ForceCommand directive by modifying the .ssh/rc session file.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| OpenSSH | =4.8 | |
| OpenSSH | =4.7 | |
| OpenSSH | =4.4 | |
| OpenSSH | =4.5 | |
| OpenSSH | =4.4p1 | |
| OpenSSH | =4.6 |
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Reference Links
- http://www.openssh.com/txt/release-4.9
- https://issues.rpath.com/browse/RPL-2419
- http://www.openbsd.org/errata43.html#001_openssh
- http://www.securityfocus.com/bid/28531
- http://www.securitytracker.com/id?1019733
- http://secunia.com/advisories/29602
- http://secunia.com/advisories/29609
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0139
- http://www.gentoo.org/security/en/glsa/glsa-200804-03.xml
- http://lists.opensuse.org/opensuse-security-announce/2008-04/msg00007.html
- http://secunia.com/advisories/29683
- http://secunia.com/advisories/29693
- http://secunia.com/advisories/29735
- http://secunia.com/advisories/29939
- http://secunia.com/advisories/30361
- http://support.attachmate.com/techdocs/2374.html
- http://secunia.com/advisories/31531
- http://lists.apple.com/archives/security-announce//2008/Sep/msg00005.html
- http://secunia.com/advisories/31882
- http://www.us-cert.gov/cas/techalerts/TA08-260A.html
- http://secunia.com/advisories/32110
- http://secunia.com/advisories/32080
- http://www.ubuntu.com/usn/usn-649-1
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:098
- http://www.vupen.com/english/advisories/2008/2396
- http://aix.software.ibm.com/aix/efixes/security/ssh_advisory.asc
- http://www.vupen.com/english/advisories/2008/2584
- http://www.vupen.com/english/advisories/2008/1035/references
- http://www.vupen.com/english/advisories/2008/1624/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/41549
- http://www.securityfocus.com/archive/1/490488/100/0/threaded
Frequently Asked Questions
What is the severity of CVE-2008-1657?
CVE-2008-1657 has a moderate severity level as it allows a remote authenticated user to bypass security configurations.
How do I fix CVE-2008-1657?
To fix CVE-2008-1657, upgrade OpenSSH to version 4.9 or later to ensure the bypass is eliminated.
Which versions of OpenSSH are affected by CVE-2008-1657?
CVE-2008-1657 affects OpenSSH versions 4.4 to 4.8, including 4.5, 4.6, 4.7, and 4.8.
What does the ForceCommand directive do in OpenSSH relating to CVE-2008-1657?
The ForceCommand directive is intended to restrict the commands a user can run, but it can be bypassed due to this vulnerability.
Who can exploit CVE-2008-1657?
CVE-2008-1657 can be exploited by remote authenticated users with access to the affected OpenSSH versions.
- agent/type
- agent/remedy
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/severity
- agent/weakness
- agent/last-modified-date
- agent/references
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-historical
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/openbsd
- canonical/openssh
- version/openssh/4.8
- version/openssh/4.7
- version/openssh/4.4
- version/openssh/4.5
- version/openssh/4.4p1
- version/openssh/4.6