CVE-2020-28022
Critical
Description
Exim 4 before 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer. This occurs when processing name=value pairs within MAIL FROM and RCPT TO commands.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Exim
PublishedMay 6, 2021
First seenMay 6, 2021
How to fix
Update
- exim exim4.94.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| exim exim | 4.00 ≤ v < 4.94.2 | 4.94.2 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.