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CVSS: 2.1EPSS: 0%CPEs: 4EXPL: 0

procfs in FreeBSD and possibly other operating systems allows local users to cause a denial of service by calling mmap on the process' own mem file, which causes the kernel to hang. • ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:77.procfs.v1.1.asc http://www.osvdb.org/1698 http://www.osvdb.org/6082 http://www.securityfocus.com/bid/2131 https://exchange.xforce.ibmcloud.com/vulnerabilities/6107 •

CVSS: 7.2EPSS: 0%CPEs: 4EXPL: 0

procfs in FreeBSD and possibly other operating systems does not properly restrict access to per-process mem and ctl files, which allows local users to gain root privileges by forking a child process and executing a privileged process from the child, while the parent retains access to the child's address space. • ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:77.procfs.v1.1.asc http://www.osvdb.org/1697 http://www.securityfocus.com/bid/2130 https://exchange.xforce.ibmcloud.com/vulnerabilities/6106 •

CVSS: 7.2EPSS: 0%CPEs: 1EXPL: 1

Vulnerability in telnetd in FreeBSD 1.5 allows local users to gain root privileges by modifying critical environmental variables that affect the behavior of telnetd. • https://www.exploit-db.com/exploits/409 ftp://ftp.NetBSD.ORG/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-017.txt.asc •

CVSS: 5.0EPSS: 0%CPEs: 5EXPL: 0

telnetd in FreeBSD 4.2 and earlier, and possibly other operating systems, allows remote attackers to cause a denial of service by specifying an arbitrary large file in the TERMCAP environmental variable, which consumes resources as the server processes the file. • ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:69.telnetd.v1.1.asc http://www.osvdb.org/6083 https://exchange.xforce.ibmcloud.com/vulnerabilities/5959 •

CVSS: 7.5EPSS: 0%CPEs: 5EXPL: 0

ppp utility in FreeBSD 4.1.1 and earlier does not properly restrict access as specified by the "nat deny_incoming" command, which allows remote attackers to connect to the target system. • ftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:70.ppp-nat.asc http://www.osvdb.org/1655 http://www.securityfocus.com/bid/1974 https://exchange.xforce.ibmcloud.com/vulnerabilities/5584 •