CVE-2021-40110
High
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Apache James
PublishedJan 4, 2022
First seenJan 4, 2022
How to fix
Update
- apache james3.6.1 or later
- org.apache.james:james-server3.6.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache james | v < 3.6.1 | 3.6.1 |
| org.apache.james:james-serverMaven | 3.1.0 ≤ v < 3.6.1 | 3.6.1 |
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