Description (CNA)
The JSON encoder in Dovecot before 2.3.5.2 allows attackers to repeatedly crash the authentication service by attempting to authenticate with an invalid UTF-8 sequence as the username.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- http://www.openwall.com/lists/oss-security/2019/04/18/3
- https://dovecot.org/list/dovecot-news/2019-April/000406.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
- https://security.gentoo.org/glsa/201908-29
ADP enrichment
No English description supplied.
- http://www.openwall.com/lists/oss-security/2019/04/18/3
- https://dovecot.org/list/dovecot-news/2019-April/000406.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00000.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
- https://security.gentoo.org/glsa/201908-29