Vulnerability Description
OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a different response if the user account exists, a similar issue to CVE-2001-1483.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Openbsd | Openssh | 1.2 |
Related Weaknesses (CWE)
References
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053906.html
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html
- http://securityreason.com/securityalert/2631
- http://www.osvdb.org/34600
- http://www.securityfocus.com/bid/23601
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33794
- https://security.netapp.com/advisory/ntap-20191107-0003/
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053906.html
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-April/053951.html
- http://securityreason.com/securityalert/2631
- http://www.osvdb.org/34600
- http://www.securityfocus.com/bid/23601
- https://exchange.xforce.ibmcloud.com/vulnerabilities/33794
- https://security.netapp.com/advisory/ntap-20191107-0003/
FAQ
What is CVE-2007-2243?
CVE-2007-2243 is a vulnerability with a CVSS score of 5.0 (MEDIUM). OpenSSH 4.6 and earlier, when ChallengeResponseAuthentication is enabled, allows remote attackers to determine the existence of user accounts by attempting to authenticate via S/KEY, which displays a ...
How severe is CVE-2007-2243?
CVE-2007-2243 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-2243?
Check the references section above for vendor advisories and patch information. Affected products include: Openbsd Openssh.