CVE-2019-12659

Cisco IOS XE Software HTTP Server Denial of Service Vulnerability

Description

A vulnerability in the HTTP server code of Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause the HTTP server to crash. The vulnerability is due to a logical error in the logging mechanism. An attacker could exploit this vulnerability by generating a high amount of long-lived connections to the HTTP service on the device. A successful exploit could allow the attacker to cause the HTTP server to crash.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.52%
Vendor Advisory cisco.com
Affected: Cisco Cisco IOS XE Software 3.2.0JA
Published at:
Updated at:

References

Link Tags
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190925-httpserv-dos vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-12659?
CVE-2019-12659 has been scored as a high severity vulnerability.
How to fix CVE-2019-12659?
To fix CVE-2019-12659, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-12659 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-12659 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-12659?
CVE-2019-12659 affects Cisco Cisco IOS XE Software 3.2.0JA.
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