CVE-2020-3111

Severity
8.8HIGH
EPSS
0.2%
top 53.74%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedFeb 5
Latest updateMay 24

Description

A vulnerability in the Cisco Discovery Protocol implementation for the Cisco IP Phone could allow an unauthenticated, adjacent attacker to remotely execute code with root privileges or cause a reload of an affected IP phone. The vulnerability is due to missing checks when processing Cisco Discovery Protocol messages. An attacker could exploit this vulnerability by sending a crafted Cisco Discovery Protocol packet to the targeted IP phone. A successful exploit could allow the attacker to remotely

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages33 packages

CVEListV5cisco/cisco_ip_phoneunspecified12.7(1)
NVDcisco/ip_phone_6821_firmware< 11.3\(1\)sr1
NVDcisco/ip_phone_6841_firmware< 11.3\(1\)sr1
NVDcisco/ip_phone_6851_firmware< 11.3\(1\)sr1
NVDcisco/ip_phone_6861_firmware< 11.3\(1\)sr1

🔴Vulnerability Details

2
GHSA
GHSA-w6xx-2hjv-77cm: A vulnerability in the Cisco Discovery Protocol implementation for the Cisco IP Phone could allow an unauthenticated, adjacent attacker to remotely ex2022-05-24
CVEList
Cisco IP Phone Remote Code Execution and Denial of Service Vulnerability2020-02-05

📋Vendor Advisories

1
Cisco
Cisco IP Phone Remote Code Execution and Denial of Service Vulnerability2020-02-05