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  • #10386

Closed
Open
Opened May 02, 2019 by Alicha CH@alichaReporter

dovecot: Multiple vulnerabilities (CVE-2019-11494, CVE-2019-11499)

CVE-2019-11494: Submission-login crashes with signal 11 due to null pointer access when authentication is
aborted by disconnecting. This can lead to denial-of-service attack by persistent attacker(s).

Vulnerable version: 2.3.0 - 2.3.5.2

Fixed version: 2.3.6

Reference:

https://dovecot.org/list/dovecot-news/2019-April/000409.html

CVE-2019-11499: Submission-login crashes when authentication is started over TLS secured channel and invalid
authentication message is sent. This can lead to denial-of-service attack by persistent attacker(s).

Vulnerable version: 2.3.0 - 2.3.5.2

Fixed version: 2.3.6

Reference:

https://dovecot.org/list/dovecot-news/2019-April/000410.html

(from redmine: issue id 10386, created on 2019-05-02, closed on 2019-05-28)

  • Relations:
    • child #10387 (closed)
    • child #10388 (closed)
    • child #10389 (closed)
To upload designs, you'll need to enable LFS and have admin enable hashed storage. More information
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Reference: alpine/aports#10386