CVE-2018-15460

Description

A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliances (ESA) could allow an unauthenticated, remote attacker to cause the CPU utilization to increase to 100 percent, causing a denial of service (DoS) condition on an affected device. The vulnerability is due to improper filtering of email messages that contain references to whitelisted URLs. An attacker could exploit this vulnerability by sending a malicious email message that contains a large number of whitelisted URLs. A successful exploit could allow the attacker to cause a sustained DoS condition that could force the affected device to stop scanning and forwarding email messages.

Risk Information

Base Score

8.6

MODERATE

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

EPSS Score

Exploitation Probability

0.384

Associated Vulnerability

Vulnerability	OS Platform
Cisco Email Security Appliance URL Filtering Denial of Service Vulnerability For Cisco IronPort Email Security Appliance Software	NCM
Allocation of Resources Without Limits or Throttling Vulnerability (CVE-2018-15460)	NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE

Patch ID	Patch Description
PATCH-1706003	Security Update for Cisco IronPort Email Security Appliance Software 9.7.2-131

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234