CVE-2006-4925
MEDIUM · CVSS 5.0EPSS 15.0%EU EUVD
packet.c in ssh in OpenSSH allows remote attackers to cause a denial of service (crash) by sending an invalid protocol sequence with USERAUTH_SUCCESS before NEWKEYS, which causes newkeys[mode] to be NULL.
Key facts
- CVSS score
- 5.0 (v2.0)
- Severity
- MEDIUM
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P- EPSS score
- 15.0% (97th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2006-4912)
- Published
- September 29, 2006
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2006-4912 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- openbsd / openssh
References
- http://bugs.gentoo.org/show_bug.cgi?id=148228(Exploit, Patch)
- http://secunia.com/advisories/22245
- http://secunia.com/advisories/22298
- http://secunia.com/advisories/22495
- http://secunia.com/advisories/23038
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:179
- http://www.novell.com/linux/security/advisories/2006_24_sr.html
- http://www.novell.com/linux/security/advisories/2006_62_openssh.html
- http://www.openbsd.org/cgi-bin/cvsweb/src/usr.bin/ssh/packet.c.diff?r1=1.144&r2=1.145&f=h
- http://www.openpkg.org/security/advisories/OpenPKG-SA-2006.022-openssh.html
- http://www.securityfocus.com/archive/1/447153/100/0/threaded
- http://www.securityfocus.com/archive/1/447861/100/200/threaded
- https://issues.rpath.com/browse/RPL-661
- https://issues.rpath.com/browse/RPL-681
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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