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.
References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2028932 Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/07/msg00001.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202208-15 Third Party Advisory
https://www.openwall.com/lists/oss-security/2021/12/03/1 Mailing List Third Party Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: fedora

Published: 2022-02-18T17:50:56

Updated: 2022-08-11T00:12:22

Reserved: 2021-07-21T00:00:00


Link: CVE-2021-3657

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2022-02-18T18:15:09.603

Modified: 2022-12-21T15:01:19.963


Link: CVE-2021-3657

JSON object: View

cve-icon Redhat Information

No data.

CWE