CVE-2023-20266

Summary

A vulnerability in Cisco Emergency Responder, Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection could allow an authenticated, remote attacker to elevate privileges to root on an affected device. This vulnerability exists because the application does not properly restrict the files that are being used for upgrades. An attacker could exploit this vulnerability by providing a crafted upgrade file. A successful exploit could allow the attacker to elevate privileges to root. To exploit this vulnerability, the attacker must have valid platform administrator credentials on an affected device.

Affected Software

VendorProductVersion RangeStatus
CiscoCisco Emergency Responder12.5(1)SU4affected
CiscoCisco Emergency Responder12.5(1)SU8aaffected
CiscoCisco Emergency Responder14SU3affected
CiscoCisco Unity Connection12.5(1)SU6affected
CiscoCisco Unity Connection12.5(1)SU7affected
CiscoCisco Unity Connection12.5(1)SU8affected
CiscoCisco Unity Connection14SU2affected
CiscoCisco Unity Connection14SU3affected
CiscoCisco Unified Communications Manager12.5(1)SU8affected

Weaknesses

  • CWE-347: Improper Verification of Cryptographic Signature

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References