6.1
CVSSv2

CVE-2019-1684

Published: 21/02/2019 Updated: 16/10/2020
CVSS v2 Base Score: 6.1 | Impact Score: 6.9 | Exploitability Score: 6.5
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 543
Vector: AV:A/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

A vulnerability in the Cisco Discovery Protocol or Link Layer Discovery Protocol (LLDP) implementation for the Cisco IP Phone 7800 and 8800 Series could allow an unauthenticated, adjacent malicious user to cause an affected phone to reload unexpectedly, resulting in a temporary denial of service (DoS) condition. The vulnerability is due to missing length validation of certain Cisco Discovery Protocol or LLDP packet header fields. An attacker could exploit this vulnerability by sending a malicious Cisco Discovery Protocol or LLDP packet to the targeted phone. A successful exploit could allow the malicious user to cause the affected phone to reload unexpectedly, resulting in a temporary DoS condition. Versions before 12.6(1)MN80 are affected.

Most Upvoted Vulmon Research Post

There is no Researcher post for this vulnerability
Would you like to share something about it? Sign up now to share your knowledge with the community.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

cisco ip_phone_8800_firmware

cisco ip_phone_7800_firmware

cisco ip_conference_phone_7832_firmware

cisco ip_conference_phone_8832_firmware

cisco ip_phone_7811_firmware

cisco ip_phone_7821_firmware

cisco ip_phone_7841_firmware

cisco ip_phone_7861_firmware

cisco ip_phone_8811_firmware

cisco ip_phone_8841_firmware

cisco ip_phone_8845_firmware

cisco ip_phone_8851_firmware

cisco ip_phone_8861_firmware

cisco ip_phone_8865_firmware

Vendor Advisories

A vulnerability in the Cisco Discovery Protocol or Link Layer Discovery Protocol (LLDP) implementation for the Cisco IP Phone 7800 and 8800 Series could allow an unauthenticated, adjacent attacker to cause an affected phone to reload unexpectedly, resulting in a temporary denial of service (DoS) condition The vulnerability is due to missing length ...