Vulnerabilities (CVE)

Filtered by vendor Cisco Subscribe
Total 6646 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-1999-0160 1 Cisco 1 Ios 2026-06-16 7.5 HIGH N/A
Some classic Cisco IOS devices have a vulnerability in the PPP CHAP authentication to establish unauthorized PPP connections.
CVE-1999-0159 1 Cisco 1 Ios 2026-06-16 5.0 MEDIUM 3.5 LOW
Attackers can crash a Cisco IOS router or device, provided they can get to an interactive prompt (such as a login). This applies to some IOS 9.x, 10.x, and 11.x releases.
CVE-1999-0158 1 Cisco 1 Pix Firewall Software 2026-06-16 5.0 MEDIUM N/A
Cisco PIX firewall manager (PFM) on Windows NT allows attackers to connect to port 8080 on the PFM server and retrieve any file whose name and location is known.
CVE-1999-0157 1 Cisco 2 Ios, Pix Firewall Software 2026-06-16 5.0 MEDIUM N/A
Cisco PIX firewall and CBAC IP fragmentation attack results in a denial of service.
CVE-1999-0063 1 Cisco 1 Ios 2026-06-16 5.0 MEDIUM N/A
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.
CVE-1999-0016 6 Cisco, Gnu, Hp and 3 more 8 Ios, Inet, Hp-ux and 5 more 2026-06-16 5.0 MEDIUM N/A
Land IP denial of service.