cisco-sa-comp3acl-vGmp6BQ3: Cisco IOS XR Software Compression ACL Bypass Vulnerability
First published: Wed Sep 13 2023(Updated: )
A vulnerability in the classic access control list (ACL) compression feature of Cisco IOS XR Software could allow an unauthenticated, remote attacker to bypass the protection that is offered by a configured ACL on an affected device.This vulnerability is due to incorrect destination
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS XRv 9000 |
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Reference Links
Frequently Asked Questions
What is the severity of cisco-sa-comp3acl-vGmp6BQ3?
The severity of cisco-sa-comp3acl-vGmp6BQ3 is considered high as it allows an unauthenticated attacker to bypass ACL protections.
How do I fix cisco-sa-comp3acl-vGmp6BQ3?
To fix cisco-sa-comp3acl-vGmp6BQ3, update your Cisco IOS XR Software to the latest patched version provided by Cisco.
Which devices are affected by cisco-sa-comp3acl-vGmp6BQ3?
Devices running Cisco IOS XR Software with the classic ACL compression feature enabled are affected by cisco-sa-comp3acl-vGmp6BQ3.
What is the impact of cisco-sa-comp3acl-vGmp6BQ3?
The impact of cisco-sa-comp3acl-vGmp6BQ3 is that it allows attackers to bypass access controls and potentially gain unauthorized access to network resources.
Is authentication required to exploit cisco-sa-comp3acl-vGmp6BQ3?
No, authentication is not required to exploit cisco-sa-comp3acl-vGmp6BQ3, allowing remote attackers to exploit the vulnerability directly.
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