A vulnerability in the WLAN Control Protocol (WCP) implementation for Cisco Aironet Access Point (AP) software could allow an unauthenticated, adjacent attacker to cause a reload of an affected device, resulting in a denial of service (DoS) condition. This vulnerability is due to incorrect error handling when an affected device receives an unexpected 802.11 frame. An attacker could exploit this vulnerability by sending certain 802.11 frames over the wireless network to an interface on an affected AP. A successful exploit could allow the attacker to cause a packet buffer leak. This could eventually result in buffer allocation failures, which would trigger a reload of the affected device.
References
Link | Resource |
---|---|
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-airo-wpa-pktleak-dos-uSTyGrL | Vendor Advisory |
Configurations
Configuration 1 (hide)
AND |
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History
22 May 2023, 18:57
Type | Values Removed | Values Added |
---|---|---|
First Time |
Cisco 1100-4g\/6g Integrated Services Router
Cisco 1100-4p Integrated Services Router Cisco 1120 Integrated Services Router Cisco 1111x Integrated Services Router Cisco 1109-2p Integrated Services Router Cisco 1100 Integrated Services Router Cisco 1101-4p Integrated Services Router Cisco 111x Integrated Services Router Cisco 1109 Integrated Services Router Cisco 1100-8p Integrated Services Router Cisco 1101 Integrated Services Router Cisco 1160 Integrated Services Router Cisco 1111x-8p Integrated Services Router Cisco 1109-4p Integrated Services Router |
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CPE | cpe:2.3:h:cisco:isr_1101-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1160:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x-8p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-8p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1120:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4g\/6g:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109-2p:-:*:*:*:*:*:*:* |
cpe:2.3:h:cisco:1111x_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1120_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:111x_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1101_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1111x-8p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1100-4p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1100_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1101-4p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1109-4p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1109-2p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1100-8p_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1109_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1100-4g\/6g_integrated_services_router:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:1160_integrated_services_router:-:*:*:*:*:*:*:* |
14 Oct 2021, 14:14
Type | Values Removed | Values Added |
---|---|---|
CPE | cpe:2.3:h:cisco:aironet_3800e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_2800i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9115:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4g\/6g:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1850:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9105axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1840:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_3800i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_2800:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9124:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_3800p:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:aironet_access_point_software:17.2:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1560:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1830e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9124axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9130_ap:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9120axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1101-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1542d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1101:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:aironet_access_point_software:17.3:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1830:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9120:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1562e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_4800:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9115_ap:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_iw6300_dc:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1542i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9105:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1850i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1815:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_3800:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x-8p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_2800e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109-2p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1810:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:6300_series_access_points:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9117:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1120:-:*:*:*:*:*:*:* cpe:2.3:o:cisco:aironet_access_point_software:*:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9124axd:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1540:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9130axe:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1109-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9100:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9120axe:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9130axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1111x:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_iw6300_ac:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9115axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9117axi:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9130:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_iw6300:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1830i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1160:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1800i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1810w:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_iw6300_dcw:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1815i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9120axp:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1850e:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9105axw:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9120_ap:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1562d:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9117_ap:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:catalyst_9115axe:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-4p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1562i:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:isr_1100-8p:-:*:*:*:*:*:*:* cpe:2.3:h:cisco:aironet_1800:-:*:*:*:*:*:*:* |
|
CVSS |
v2 : v3 : |
v2 : 6.1
v3 : 7.4 |
CWE | CWE-401 | |
References | (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-airo-wpa-pktleak-dos-uSTyGrL - Vendor Advisory |
23 Sep 2021, 03:15
Type | Values Removed | Values Added |
---|---|---|
New CVE |
Information
Published : 2021-09-23 03:15
Updated : 2023-12-10 14:09
NVD link : CVE-2021-34740
Mitre link : CVE-2021-34740
CVE.ORG link : CVE-2021-34740
JSON object : View
Products Affected
cisco
- aironet_3800p
- aironet_1560
- 1100-4g\/6g_integrated_services_router
- aironet_2800
- catalyst_9124axi
- aironet_1830i
- 1100-8p_integrated_services_router
- catalyst_9105axi
- aironet_2800i
- aironet_1562e
- aironet_2800e
- aironet_1810w
- catalyst_9115
- catalyst_iw6300
- 1101-4p_integrated_services_router
- aironet_3800i
- 1100-4p_integrated_services_router
- catalyst_9124axd
- catalyst_9130axi
- catalyst_9117_ap
- catalyst_9120axp
- catalyst_9115axe
- aironet_1540
- aironet_1815
- aironet_1830e
- aironet_1542d
- 1109_integrated_services_router
- catalyst_9117axi
- catalyst_9100
- catalyst_9120axe
- aironet_4800
- 1109-2p_integrated_services_router
- aironet_1850e
- aironet_1542i
- aironet_access_point_software
- catalyst_9120
- catalyst_9115axi
- aironet_1562i
- catalyst_9115_ap
- aironet_1830
- catalyst_9120_ap
- 1160_integrated_services_router
- catalyst_9130_ap
- aironet_1562d
- 1109-4p_integrated_services_router
- aironet_1850
- 1101_integrated_services_router
- 1120_integrated_services_router
- catalyst_9124
- catalyst_iw6300_dc
- catalyst_iw6300_dcw
- catalyst_iw6300_ac
- aironet_1800i
- aironet_1810
- aironet_1815i
- 1111x-8p_integrated_services_router
- catalyst_9105axw
- catalyst_9120axi
- 111x_integrated_services_router
- catalyst_9130axe
- aironet_1850i
- aironet_1800
- 1111x_integrated_services_router
- aironet_1840
- 1100_integrated_services_router
- aironet_3800
- catalyst_9105
- 6300_series_access_points
- aironet_3800e
- catalyst_9130
- catalyst_9117
CWE
CWE-401
Missing Release of Memory after Effective Lifetime