Vulnerability Database

319,561

Total vulnerabilities in the database

CVE-2021-34758

A vulnerability in the memory management of Cisco TelePresence Collaboration Endpoint (CE) Software and Cisco RoomOS Software could allow an authenticated, local attacker to corrupt a shared memory segment, resulting in a denial of service (DoS) condition. This vulnerability is due to insufficient access controls to a shared memory resource. An attacker could exploit this vulnerability by corrupting a shared memory segment on an affected device. A successful exploit could allow the attacker to cause the device to reload. The device will recover from the corruption upon reboot.

  • Published: Oct 6, 2021
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-34758
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.4
  • AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

CVSS v2:

  • Severity: Low
  • Score: 2.1
  • AV:L/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
cisco / roomos - 10.7.1.2
cisco / telepresence_collaboration_endpoint - 10.7.2