CVE - CVE-2021-3657

CVE-ID
CVE-2021-3657	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
GENTOO:GLSA-202208-15 URL:https://security.gentoo.org/glsa/202208-15 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=2028932 URL:https://bugzilla.redhat.com/show_bug.cgi?id=2028932 MISC:https://www.openwall.com/lists/oss-security/2021/12/03/1 URL:https://www.openwall.com/lists/oss-security/2021/12/03/1 MLIST:[debian-lts-announce] 20220701 [SECURITY] [DLA 3066-1] isync security update URL:https://lists.debian.org/debian-lts-announce/2022/07/msg00001.html
Assigning CNA
Fedora Project (Infrastructure Software)
Date Record Created
20210721	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20210721)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
This is an record on the CVE List, which provides common identifiers for publicly known cybersecurity vulnerabilities.
Search CVE Using Keywords: You can also search by reference using the CVE Reference Maps.
For More Information: CVE Request Web Form (select "Other" from dropdown)