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CVSS: 5.0EPSS: 1%CPEs: 5EXPL: 0

Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985. • http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html http://www.securityfocus.com/bid/4948 https://exchange.xforce.ibmcloud.com/vulnerabilities/9282 •

CVSS: 7.8EPSS: 1%CPEs: 4EXPL: 2

Cisco IOS 11.2.x and 12.0.x does not limit the size of its redirect table, which allows remote attackers to cause a denial of service (memory consumption) via spoofed ICMP redirect packets to the router. • https://www.exploit-db.com/exploits/21465 http://online.securityfocus.com/archive/1/273421 http://online.securityfocus.com/archive/1/273488 http://www.iss.net/security_center/static/9129.php http://www.securityfocus.com/bid/4786 •

CVSS: 7.1EPSS: 3%CPEs: 3EXPL: 1

Heap-based buffer overflow in the TFTP server capability in Cisco IOS 11.1, 11.2, and 11.3 allows remote attackers to cause a denial of service (reset) or modify configuration via a long filename. • https://www.exploit-db.com/exploits/21655 http://marc.info/?l=bugtraq&m=103002169829669&w=2 http://online.securityfocus.com/archive/1/284634 http://www.cisco.com/warp/public/707/ios-tftp-long-filename-pub.shtml http://www.iss.net/security_center/static/9700.php http://www.osvdb.org/854 http://www.securityfocus.com/bid/5328 • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer •

CVSS: 5.0EPSS: 0%CPEs: 10EXPL: 0

Cisco IOS 11.1CC through 12.2 with Cisco Express Forwarding (CEF) enabled includes portions of previous packets in the padding of a MAC level packet when the MAC packet's length is less than the IP level packet length. • http://www.cisco.com/warp/public/707/IOS-CEF-pub.shtml http://www.iss.net/security_center/static/8296.php http://www.kb.cert.org/vuls/id/310387 http://www.osvdb.org/806 http://www.securityfocus.com/bid/4191 •

CVSS: 5.0EPSS: 2%CPEs: 7EXPL: 0

Cisco IOS 12.2 and earlier running Cisco Discovery Protocol (CDP) allows remote attackers to cause a denial of service (memory consumption) via a flood of CDP neighbor announcements. • http://www.kb.cert.org/vuls/id/139491 http://www.osvdb.org/1969 http://www.securityfocus.com/archive/1/219257 http://www.securityfocus.com/archive/1/219305 http://www.securityfocus.com/bid/3412 https://exchange.xforce.ibmcloud.com/vulnerabilities/7242 •