PT-2024-2134 · Cisco · Cisco Small Business 500 Series Wireless Access Points+2

Quentin Kaiser

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Published

2024-03-06

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Updated

2025-08-05

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CVE-2024-20336

CVSS v2.0

8.5

High

VectorAV:N/AC:L/Au:S/C:C/I:C/A:N
Name of the Vulnerable Software and Affected Versions Cisco Small Business 100, 300, 500 Series Wireless Access Points (affected versions not specified)
Description The issue is related to a buffer overflow vulnerability in the web-based user interface of the affected devices. This vulnerability can be exploited by an authenticated, remote attacker who has valid administrative credentials for the device. The attacker can send a crafted HTTP request to the web-based management interface, potentially allowing them to execute arbitrary code as the root user on the underlying operating system. The vulnerability is due to insufficient validation of user-supplied input.
Recommendations For Cisco Small Business 100, 300, 500 Series Wireless Access Points, as a temporary workaround, consider restricting access to the web-based management interface until a patch is available. Avoid using the web-based user interface with administrative credentials until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Stack Overflow

Weakness Enumeration

Related Identifiers

BDU:2024-02039
CVE-2024-20336

Affected Products

Cisco Small Business 100 Series Wireless Access Points
Cisco Small Business 300 Series Wireless Access Points
Cisco Small Business 500 Series Wireless Access Points