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CVSS: 2.1EPSS: 0%CPEs: 31EXPL: 0

The undocumented semconfig system call in BSD freezes the state of semaphores, which allows local users to cause a denial of service of the semaphore system by using the semconfig call. • ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:19.semconfig.asc ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-004.txt.asc http://www.openbsd.org/errata26.html#semconfig http://www.securityfocus.com/bid/1270 •

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

ftpd in NetBSD 1.4.2 does not properly parse entries in /etc/ftpchroot and does not chroot the specified users, which allows those users to access other files outside of their home directory. • ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-006.txt.asc http://www.osvdb.org/1366 http://www.securityfocus.com/bid/1273 •

CVSS: 2.1EPSS: 0%CPEs: 8EXPL: 0

NetBSD 1.4.2 and earlier allows local users to cause a denial of service by repeatedly running certain system calls in the kernel which do not yield the CPU, aka "cpu-hog". • ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-005.txt.asc http://www.osvdb.org/1365 http://www.securityfocus.com/bid/1272 •

CVSS: 5.0EPSS: 3%CPEs: 5EXPL: 1

NetBSD 1.4.2 and earlier allows remote attackers to cause a denial of service by sending a packet with an unaligned IP timestamp option. • https://www.exploit-db.com/exploits/19896 ftp://ftp.netbsd.org/pub/NetBSD/misc/security/advisories/NetBSD-SA2000-002.txt.asc http://archives.neohapsis.com/archives/bugtraq/2000-05/0088.html http://www.securityfocus.com/bid/1173 •

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

procfs in BSD systems allows local users to gain root privileges by modifying the /proc/pid/mem interface via a modified file descriptor for stderr. • https://www.exploit-db.com/exploits/19726 ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2000-001.txt.asc http://www.osvdb.org/20760 http://www.securityfocus.com/bid/940 https://exchange.xforce.ibmcloud.com/vulnerabilities/3995 •