CVE-2017-3803

Description

A vulnerability in the Cisco IOS Software forwarding queue of Cisco 2960X and 3750X switches could allow an unauthenticated, adjacent attacker to cause a memory leak in the software forwarding queue that would eventually lead to a partial denial of service (DoS) condition. More Information: CSCva72252. Known Affected Releases: 15.2(2)E3 15.2(4)E1. Known Fixed Releases: 15.2(2)E6 15.2(4)E3 15.2(5)E1 15.2(5.3.28i)E1 15.2(6.0.49i)E 3.9(1)E.

Category

4.7
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory cisco.com
Affected: n/a Cisco IOS
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/95632 third party advisory vdb entry
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170118-catalyst mitigation vendor advisory
http://www.securitytracker.com/id/1037657 vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-3803?
CVE-2017-3803 has been scored as a medium severity vulnerability.
How to fix CVE-2017-3803?
To fix CVE-2017-3803, 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-2017-3803 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-3803 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-3803?
CVE-2017-3803 affects n/a Cisco IOS.
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