NVD Vulnerability Detail
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CVE-2006-4925
Summary

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.

Summary

packet.c en ssh en OpenSSH permite a atacantes remotos provocar una denegación de servicio (caída) mediante el envío de una secuencia de protocolo inválida con USERAUTH_SUCCESS antes de NEWKEYS, lo que provoca que newkeys[mode] sea nulo (NULL).

Publication Date Sept. 29, 2006, 9:07 a.m.
Registration Date Jan. 29, 2021, 3:46 p.m.
Last Update April 23, 2026, 9:35 a.m.
CVSS2.0 : MEDIUM
Score 5.0
Vector AV:N/AC:L/Au:N/C:N/I:N/A:P
攻撃元区分(AV) ネットワーク
攻撃条件の複雑さ(AC) 低
攻撃前の認証要否(Au) 不要
機密性への影響(C) なし
完全性への影響(I) なし
可用性への影響(A) 低
Get all privileges. いいえ
Get user privileges いいえ
Get other privileges いいえ
User operation required いいえ
Affected software configurations
Configuration1 or higher or less more than less than
cpe:2.3:a:openbsd:openssh:4.5:*:*:*:*:*:*:*
Related information, measures and tools
Common Vulnerabilities List