Medium severity · published Jul 6, 2022
CVE-2022-20752
A vulnerability in Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection…
5.3
CVSS
1%
EPSS
No
On KEV
Description
A vulnerability in Cisco Unified Communications Manager (Unified CM), Cisco Unified Communications Manager Session Management Edition (Unified CM SME), and Cisco Unity Connection could allow an unauthenticated, remote attacker to perform a timing attack. This vulnerability is due to insufficient protection of a system password. An attacker could exploit this vulnerability by observing the time it takes the system to respond to various queries. A successful exploit could allow the attacker to determine a sensitive system password.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UC
Unified Communications Manager · Cisco
12.5\(1\) before 12.5\(1\)su6; 12.5\(1\) before 12.5\(1\)su6; 14.0 before 14su1; 14.0 before 14su1 · source: NVD
UC
Unity Connection · Cisco
12.5\(1\) before 12.5\(1\)su6; 14.0 before 14su1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-20752
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-20752
Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ucm-timing-JVbHECOK
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