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ciscoCiscoCISCO-SA-20160128-SBS
HistoryJan 28, 2016 - 9:00 p.m.

Cisco Small Business 500 Series Switches Denial of Service Vulnerability

2016-01-2821:00:00
tools.cisco.com
16

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

43.4%

A vulnerability in the web-based GUI of the Cisco Small Business 500 Series Stackable Managed Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.

The vulnerability is due to insufficient handling of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to the affected device.

Cisco has released software updates that address this vulnerability. Workarounds that mitigate this vulnerability are available.

This advisory is available at the following link: https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160128-sbs[“https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160128-sbs”]

Affected configurations

Vulners
Node
ciscosmall_business_500_series_stackable_managed_switches_firmwareMatchany
OR
ciscosmall_business_srp541wMatch500_series_stackable_managed_switches
VendorProductVersionCPE
ciscosmall_business_500_series_stackable_managed_switches_firmwareanycpe:2.3:o:cisco:small_business_500_series_stackable_managed_switches_firmware:any:*:*:*:*:*:*:*
ciscosmall_business_srp541w500_series_stackable_managed_switchescpe:2.3:h:cisco:small_business_srp541w:500_series_stackable_managed_switches:*:*:*:*:*:*:*

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.001

Percentile

43.4%

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