Debian Bug report logs -
#960963
dovecot: CVE-2020-10957 CVE-2020-10958 CVE-2020-10967
Reported by: Salvatore Bonaccorso <carnil@debian.org>
Date: Mon, 18 May 2020 19:45:06 UTC
Severity: grave
Tags: security, upstream
Found in versions dovecot/1:2.3.2-1, dovecot/1:2.3.4.1-5+deb10u1, dovecot/1:2.3.7.2-1
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Bug#960963; Package src:dovecot.
(Mon, 18 May 2020 19:45:07 GMT) (full text, mbox, link).
Acknowledgement sent
to Salvatore Bonaccorso <carnil@debian.org>:
New Bug report received and forwarded. Copy sent to carnil@debian.org, team@security.debian.org, team@security.debian.org, Dovecot Maintainers <dovecot@packages.debian.org>.
(Mon, 18 May 2020 19:45:08 GMT) (full text, mbox, link).
Message #5 received at submit@bugs.debian.org (full text, mbox, reply):
Source: dovecot
Version: 1:2.3.7.2-1
Severity: grave
Tags: security upstream
Justification: user security hole
Control: found -1 1:2.3.4.1-5+deb10u1
Control: found -1 1:2.3.2-1
Hi,
The following vulnerabilities were published for dovecot.
CVE-2020-10957[0]:
| In Dovecot before 2.3.10.1, unauthenticated sending of malformed
| parameters to a NOOP command causes a NULL Pointer Dereference and
| crash in submission-login, submission, or lmtp.
CVE-2020-10958[1]:
| In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an
| unauthenticated use-after-free bug in submission-login, submission, or
| lmtp, and can lead to a crash under circumstances involving many
| newlines after a command.
CVE-2020-10967[2]:
| In Dovecot before 2.3.10.1, remote unauthenticated attackers can crash
| the lmtp or submission process by sending mail with an empty
| localpart.
If you fix the vulnerabilities please also make sure to include the
CVE (Common Vulnerabilities & Exposures) ids in your changelog entry.
For further information see:
[0] https://security-tracker.debian.org/tracker/CVE-2020-10957
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10957
[1] https://security-tracker.debian.org/tracker/CVE-2020-10958
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10958
[2] https://security-tracker.debian.org/tracker/CVE-2020-10967
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10967
Please adjust the affected versions in the BTS as needed.
Regards,
Salvatore
Marked as found in versions dovecot/1:2.3.4.1-5+deb10u1.
Request was from Salvatore Bonaccorso <carnil@debian.org>
to submit@bugs.debian.org.
(Mon, 18 May 2020 19:45:08 GMT) (full text, mbox, link).
Marked as found in versions dovecot/1:2.3.2-1.
Request was from Salvatore Bonaccorso <carnil@debian.org>
to submit@bugs.debian.org.
(Mon, 18 May 2020 19:45:08 GMT) (full text, mbox, link).
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