Skip to content
fr Sign in
8.6 High

CVE-2018-15460 A vulnerability in the email message filtering feature of Cisco AsyncOS Software for Cisco Email Security Appliances…

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.

Affected products and versions

Product Affected versions Fixed in
Cisco Email Security Appliance (ESA) Versions not published

References

Timeline

  1. Published
  2. Last modified

Other CVEs of Cisco Email Security Appliance (ESA)

The 30 CVEs of Cisco Email Security Appliance (ESA) →
CVE-2023-20057 A vulnerability in the URL filtering mechanism of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA)… 0.0 Not rated CVE-2022-20798 A vulnerability in the external authentication functionality of Cisco Secure Email and Web Manager, formerly known as… 9.8 Critical CVE-2022-20664 A vulnerability in the web management interface of Cisco Secure Email and Web Manager, formerly Cisco Security… 7.7 High CVE-2022-20653 A vulnerability in the DNS-based Authentication of Named Entities (DANE) email verification component of Cisco AsyncOS… 7.5 High
Track this CVE