CVE-2001-1180
First published: Tue Jul 10 2001(Updated: )
FreeBSD 4.3 does not properly clear shared signal handlers when executing a process, which allows local users to gain privileges by calling rfork with a shared signal handler, having the child process execute a setuid program, and sending a signal to the child.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD Kernel | =4.1 | |
| FreeBSD Kernel | =4.2 | |
| FreeBSD Kernel | =4.0 | |
| FreeBSD Kernel | =4.3 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2001-1180?
CVE-2001-1180 is classified as a local privilege escalation vulnerability.
How do I fix CVE-2001-1180?
To fix CVE-2001-1180, you should update your FreeBSD system to a version higher than 4.3 that has addressed this vulnerability.
What versions of FreeBSD are affected by CVE-2001-1180?
CVE-2001-1180 affects FreeBSD versions 4.0, 4.1, 4.2, and 4.3.
Can CVE-2001-1180 be exploited remotely?
No, CVE-2001-1180 requires local access for exploitation.
What is the impact of successfully exploiting CVE-2001-1180?
The impact of exploiting CVE-2001-1180 allows local users to gain elevated privileges through a setuid program.
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