CVE-2021-40110: In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable…

PriorityP342high7.5CVSS 3.1

AVNACLPRNUINSUCNINAH

EPSS

2.86%

85.1th percentile

In Apache James, using Jazzer fuzzer, we identified that an IMAP user can craft IMAP LIST commands to orchestrate a Denial Of Service using a vulnerable Regular expression. This affected Apache James prior to 3.6.1 We recommend upgrading to Apache James 3.6.1 or higher , which enforce the use of RE2J regular expression engine to execute regex in linear time without back-tracking.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
apache	james	< 3.6.1	3.6.1
apache_software_foundation	apache_james	Apache James – 3.6.0	—

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

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