SARA / Free Tools / CVE / CVE-2023-20176

CVE-2023-20176 — A vulnerability in the networking component of Cisco access point (AP) software

A vulnerability in the networking component of Cisco access point (AP) software could allow an unauthenticated, remote attacker to cause a temporary disruption of service. This vulnerability is due to overuse of AP resources. An attacker could exploit this vulnerability by connec

CVSS
5.8 MEDIUM
EPSS
0.12% (top 68.70%)
CWE
CWE-400
Published
2023-09-27T17:25:00.473Z
Last modified
2024-08-02T09:05:34.976Z
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L

01What is this vulnerability?

A vulnerability in the networking component of Cisco access point (AP) software could allow an unauthenticated, remote attacker to cause a temporary disruption of service. This vulnerability is due to overuse of AP resources. An attacker could exploit this vulnerability by connecting to an AP on an affected device as a wireless client and sending a high rate of traffic over an extended period of…

02Affected products

VendorProductVersions
CiscoCisco Aironet Access Point Software8.10.170.0
CiscoCisco Aironet Access Point Software (IOS XE Controller)16.10.1e, 16.10.1, 17.1.1t, 17.1.1s, 17.1.1, 16.11.1a, 16.11.1, 16.11.1c, 16.11.1b, 16.12.1s, 16.12.4, 16.12.1, 16.12.2s, 16.12.1t, 16.12.4a, 16.12.5, 16.12.3, 16.12.6, 16.12.8, 16.12.7, 16.12.6a, 17.3.1, 17.3.2a, 17.3.3, 17.3.2, 17.3.4c, 17.3.5a, 17.3.6, 17.2.1, 17.2.1a, 17.2.3, 17.2.2, 17.5.1, 17.4.1, 17.4.2, 17.6.1, 17.6.2, 17.6.3, 17.6.4, 17.6.5, 17.7.1, 17.8.1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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