Vulnerability Details CVE-2001-1180
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 36.4%
CVSS Severity
CVSS v2 Score 7.2
References
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:42.signal.v1.1.asc
- http://archives.neohapsis.com/archives/bugtraq/2001-07/0179.html
- http://ciac.llnl.gov/ciac/bulletins/l-111.shtml
- http://www.kb.cert.org/vuls/id/943633
- http://www.osvdb.org/1897
- http://www.securityfocus.com/bid/3007
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6829
- ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-01:42.signal.v1.1.asc
- http://archives.neohapsis.com/archives/bugtraq/2001-07/0179.html
- http://ciac.llnl.gov/ciac/bulletins/l-111.shtml
- http://www.kb.cert.org/vuls/id/943633
- http://www.osvdb.org/1897
- http://www.securityfocus.com/bid/3007
- https://exchange.xforce.ibmcloud.com/vulnerabilities/6829