CVE-2009-2976
CVE-2009-2976 is a high-severity vulnerability in Cisco Aironet Ap1100 with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.
Key facts
- Severity: High (CVSS 2.0 base score 7.8)
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-310
- Affected product: Cisco Aironet Ap1100
- Published:
- Last modified:
Description
Cisco Aironet Lightweight Access Point (AP) devices send the contents of certain multicast data frames in cleartext, which allows remote attackers to discover Wireless LAN Controller MAC addresses and IP addresses, and AP configuration details, by sniffing the wireless network.
Frequently asked questions
- What is CVE-2009-2976?
- Cisco Aironet Lightweight Access Point (AP) devices send the contents of certain multicast data frames in cleartext, which allows remote attackers to discover Wireless LAN Controller MAC addresses and IP addresses, and AP configuration details, by sniffing the wireless network.
- How severe is CVE-2009-2976?
- CVE-2009-2976 has a CVSS 2.0 base score of 7.8, rated high severity.
- Is CVE-2009-2976 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2009-2976?
- CVE-2009-2976 primarily affects Cisco Aironet Ap1100. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2009-2976?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2009-2976 published?
- CVE-2009-2976 was published on 2009-08-27 and last updated on 2026-06-16.
References
- http://securitytracker.com/id?1022774
- http://www.airmagnet.com/assets/AM_Technote_SkyJack_082509.pdf
- http://www.airmagnet.com/news/press_releases/2009/08252009.php
Affected products (2)
- cpe:2.3:h:cisco:aironet_ap1100:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:aironet_ap1200:*:*:*:*:*:*:*:*
More vulnerabilities in Cisco Aironet Ap1100
- CVE-2012-1350 — High (CVSS 7.8): Cisco IOS 12.3 and 12.4 on Aironet access points allows remote attackers to cause a denial of service (radio-interface…
- CVE-2009-2861 — High (CVSS 7.3): The Over-the-Air Provisioning (OTAP) functionality on Cisco Aironet Lightweight Access Point 1100 and 1200 devices does…
- CVE-2006-0354 — Medium (CVSS 5.5): Cisco IOS before 12.3-7-JA2 on Aironet Wireless Access Points (WAP) allows remote authenticated users to cause a denial…
All CVEs affecting Cisco Aironet Ap1100 →
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