CVE-2021-41973
MEDIUM6.5EPSS 0.93%Infinite loop in Apache MINA
Published: 11/3/2021Modified: 4/28/2026
Description
In Apache MINA, a specifically crafted, malformed HTTP request may cause the HTTP Header decoder to loop indefinitely. The decoder assumed that the HTTP Header begins at the beginning of the buffer and loops if there is more data than expected. Please update MINA to 2.1.5 or greater.
Affected packages (2)
- Debian/mina2from 0
- Maven/org.apache.mina:mina-core>= 2.1.0, < 2.1.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
References (6)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2021-41973
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2021-41973
- WEBhttps://lists.apache.org/thread.html/r0b907da9340d5ff4e6c1a4798ef4e79700a668657f27cca8a39e9250%40%3Cdev.mina.apache.org%3E
- WEBhttps://www.oracle.com/security-alerts/cpuapr2022.html
- WEBhttp://www.openwall.com/lists/oss-security/2021/11/01/2
- WEBhttp://www.openwall.com/lists/oss-security/2021/11/01/8