CVE-2021-20247

February 27, 2021 admin CVE, CVE-2021-20247, Issue Tracking, MISC, vulnerability

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Summary:

A flaw was found in mbsync before v1.3.5 and v1.4.1. Validations of the mailbox names returned by IMAP LIST/LSUB do not occur allowing a malicious or compromised server to use specially crafted mailbox names containing ‘..’ path components to access data outside the designated mailbox on the opposite end of the synchronization channel. The highest threat from this vulnerability is to data confidentiality and integrity.

Reference Links(if available):

https://bugzilla.redhat.com/show_bug.cgi?id=1928963

https://www.openwall.com/lists/oss-security/2021/02/22/1

CVSS Score (if available)

v2: / MEDIUMAV:N/AC:M/Au:N/C:P/I:P/A:N

v3: / HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

RedPacket Security

CVE-2021-20247

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

Summary:

Reference Links(if available):

CVSS Score (if available)

Links to Exploits(if available)

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