CVE-2012-3923: Low severity cisco ios vulnerability

Published Sep 16, 2012
·
Updated

The SSLVPN implementation in Cisco IOS 12.4, 15.0, 15.1, and 15.2, when DTLS is not enabled, does not properly handle certain outbound ACL configurations, which allows remote authenticated users to cause a denial of service (device crash) via a session involving a PPP over ATM (PPPoA) interface, aka Bug ID CSCte41827.

Affected Software

4 affected components
Cisco IOS=12.4
Cisco IOS=15.0
Cisco IOS=15.1
Cisco IOS=15.2

Event History

Sep 16, 2012
CVE Published
via MITRE·10:00 AM
Data Sourced
via MITRE·10:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2012-3923?

CVE-2012-3923 is classified as a denial of service vulnerability that can result in device crashes.

2

How do I fix CVE-2012-3923?

To address CVE-2012-3923, enable DTLS on the affected Cisco IOS versions or apply recommended patches from Cisco.

3

Which Cisco IOS versions are affected by CVE-2012-3923?

CVE-2012-3923 affects Cisco IOS versions 12.4, 15.0, 15.1, and 15.2.

4

What types of devices are impacted by CVE-2012-3923?

Devices using the SSLVPN implementation in the specified Cisco IOS versions are impacted by CVE-2012-3923.

5

Can remote authenticated users exploit CVE-2012-3923?

Yes, remote authenticated users can exploit CVE-2012-3923 through sessions involving PPP over ATM interfaces.

Contact

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