Vulnerability Details : CVE-1999-0305
The system configuration control (sysctl) facility in BSD based operating systems OpenBSD 2.2 and earlier, and FreeBSD 2.2.5 and earlier, does not properly restrict source routed packets even when the (1) dosourceroute or (2) forwarding variables are set, which allows remote attackers to spoof TCP connections.
Exploit prediction scoring system (EPSS) score for CVE-1999-0305
Probability of exploitation activity in the next 30 days: 0.54%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 77 % EPSS Score History EPSS FAQ
CVSS scores for CVE-1999-0305
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
References for CVE-1999-0305
Products affected by CVE-1999-0305
- cpe:2.3:o:freebsd:freebsd:2.2:*:*:*:*:*:*:*
- cpe:2.3:o:freebsd:freebsd:2.2.5:*:*:*:*:*:*:*
- cpe:2.3:o:bsdi:bsd_os:*:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:2.2:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:2.1:*:*:*:*:*:*:*
- cpe:2.3:o:openbsd:openbsd:2.0:*:*:*:*:*:*:*