ALT-PU-2024-15885-2
Closed vulnerabilities
Published: 2022-02-18
Modified: 2024-11-21
Modified: 2024-11-21
CVE-2021-3657
A flaw was found in mbsync versions prior to 1.4.4. Due to inadequate handling of extremely large (>=2GiB) IMAP literals, malicious or compromised IMAP servers, and hypothetically even external email senders, could cause several different buffer overflows, which could conceivably be exploited for remote code execution.
Severity: HIGH (7.5)
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: CRITICAL (9.8)
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References:
- https://bugzilla.redhat.com/show_bug.cgi?id=2028932
- https://lists.debian.org/debian-lts-announce/2022/07/msg00001.html
- https://security.gentoo.org/glsa/202208-15
- https://www.openwall.com/lists/oss-security/2021/12/03/1
- https://bugzilla.redhat.com/show_bug.cgi?id=2028932
- https://lists.debian.org/debian-lts-announce/2022/07/msg00001.html
- https://security.gentoo.org/glsa/202208-15
- https://www.openwall.com/lists/oss-security/2021/12/03/1