libs/comverp.c in Courier MTA before 0.53.2 allows attackers to cause a denial of service (CPU consumption) via unknown vectors involving usernames that contain the "=" (equals) character, which is not properly handled during encoding.
CVSS Details
- CVSS 3.1 Base Score: 7.5
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade courier | Jul 30, 2024 | May 30, 2006 |
| Gentoo Linux | — | Upgrade mail-mta/courier. | Oct 30, 2017 | May 30, 2006 |
| Ubuntu | — | Upgrade courier-mta | Nov 8, 2024 | May 30, 2006 |
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