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CVE-2018-15381
CRITICAL
A Java deserialization vulnerability in Cisco Unity Express (CUE) could allow an unauthenticated, remote attacker to execute arbitrary shell commands with the privileges of the root user. The vulnerability is due to insecure deserialization of user-supplied content by the affected software. An attacker could exploit this vulnerability by sending a malicious serialized Java object to the listening Java Remote Method Invocation (RMI) service. A successful exploit could allow the attacker to execute arbitrary commands on the device with root privileges.
Published: Nov 8, 2018
Modified: Jun 17, 2026
CWE-502
CWE-502
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| cisco | unity_express | * < 9.0.6 |
GitHub Security Advisory GHSA-8wm8-7pxp-g9m4
A Java deserialization vulnerability in Cisco Unity Express (CUE) could allow an unauthenticated,...
References (6)
- http://www.securityfocus.com/bid/105876 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042130 Third Party Advisory, VDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-cue Vendor Advisory
- http://www.securityfocus.com/bid/105876 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042130 Third Party Advisory, VDB Entry
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-cue Vendor Advisory
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
87.25%
Top 0% most likely to be exploited
Threat Score
75.4 / 100
Data Sources
NVD
EPSS
GitHub