CVE-2026-84461 : 詳細

CVE-2026-84461

2026-09-25
19h17 +00:00
A07-Identif. and Authent. FailA04-Insecure Design
2026-09-28
14h45 +00:00
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CVE の説明

Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, the two-factor login step let an attacker try unlimited password guesses for any account without triggering Zammad's normal lockout or rate limiting. The response also revealed whether a guess was correct, even before two-factor authentication was checked. This made it possible to brute-force weak or reused passwords. This issue is fixed in version 7.1.2.

CVE の情報

関連する弱点

CWE-ID 弱点名 出典
CWE-203 Observable Discrepancy
The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor.
CWE-307 Improper Restriction of Excessive Authentication Attempts
The product does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame.
CWE-799 Improper Control of Interaction Frequency
The product does not properly limit the number or frequency of interactions that it has with an actor, such as the number of incoming requests.

参考資料