CVE-2020-25580
First published: Fri Mar 26 2021(Updated: )
In FreeBSD 12.2-STABLE before r369346, 11.4-STABLE before r369345, 12.2-RELEASE before p4 and 11.4-RELEASE before p8 a regression in the login.access(5) rule processor has the effect of causing rules to fail to match even when they should not. This means that rules denying access may be ignored.
Credit: secteam@freebsd.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD FreeBSD | =11.4 | |
| FreeBSD FreeBSD | =11.4-p1 | |
| FreeBSD FreeBSD | =11.4-p2 | |
| FreeBSD FreeBSD | =11.4-p3 | |
| FreeBSD FreeBSD | =11.4-p4 | |
| FreeBSD FreeBSD | =11.4-p5 | |
| FreeBSD FreeBSD | =11.4-p6 | |
| FreeBSD FreeBSD | =11.4-p7 | |
| FreeBSD FreeBSD | =12.2 | |
| FreeBSD FreeBSD | =12.2-p1 | |
| FreeBSD FreeBSD | =12.2-p2 | |
| FreeBSD FreeBSD | =12.2-p3 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-25580?
CVE-2020-25580 is a vulnerability in FreeBSD that affects versions 11.4 and 12.2.
What is the severity of CVE-2020-25580?
The severity of CVE-2020-25580 is medium with a severity value of 5.3.
How does CVE-2020-25580 affect FreeBSD?
CVE-2020-25580 in FreeBSD causes a regression in the login.access(5) rule processor, resulting in rules failing to match correctly.
Which versions of FreeBSD are affected by CVE-2020-25580?
CVE-2020-25580 affects FreeBSD versions 11.4 and 12.2.
How can I fix CVE-2020-25580?
To fix CVE-2020-25580, it is recommended to update to FreeBSD version 11.4-p8 or 12.2-p4 or later.
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- version/freebsd freebsd/11.4-p3
- version/freebsd freebsd/11.4-p4
- version/freebsd freebsd/11.4-p5
- version/freebsd freebsd/11.4-p6
- version/freebsd freebsd/11.4-p7
- version/freebsd freebsd/12.2
- version/freebsd freebsd/12.2-p1
- version/freebsd freebsd/12.2-p2
- version/freebsd freebsd/12.2-p3