CVEvulnerability

CVE-2021-40110

7.5 HIGH Published 2022-01-04 Modified 2026-06-17 Official page ↗

Status: Modified
Published: 2022-01-04
Last modified: 2026-06-17
Assigner: [email protected]
CVSS 3.1 ([email protected]): 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected]): 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P

Description

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 configurations

• apache james (< 3.6.1)

References

http://www.openwall.com/lists/oss-security/2022/01/04/2 Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/04/2 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/04/2 Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/01/04/2 Mailing List, Third Party Advisory