CWE
120
Advisory Published
Updated

CVE-2023-20156: Cisco Small Business Series Switches Buffer Overflow Vulnerabilities

First published: Thu May 18 2023(Updated: )

Multiple vulnerabilities in the web-based user interface of certain Cisco Small Business Series Switches could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition or execute arbitrary code with root privileges on an affected device. These vulnerabilities are due to improper validation of requests that are sent to the web interface. For more information about these vulnerabilities, see the Details section of this advisory.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco Business 250-16p-2g Firmware
Cisco Business 250-16p-2g
Cisco Business 250-16t-2g Firmware
Cisco Business 250-16t-2g
Cisco Business 250-24fp-4g Firmware
Cisco Business 250-24fp-4g
Cisco Business 250-24fp-4x Firmware
Cisco Business 250-24fp-4x
Cisco Business 250-24p-4g Firmware
Cisco Business 250-24p-4g
Cisco Business 250-24p-4x Firmware
Cisco Business 250-24p-4x
Cisco Business 250-24pp-4g Firmware
Cisco Business 250-24pp-4g
Cisco Business 250-24t-4g Firmware
Cisco Business 250-24t-4g
Cisco Business 250-24t-4x Firmware
Cisco Business 250-24t-4x
Cisco Business 250-48p-4g Firmware
Cisco Business 250-48p-4g
Cisco Business 250-48p-4x Firmware
Cisco Business 250-48p-4x
Cisco Business 250-48pp-4g Firmware
Cisco Business 250-48pp-4g
Cisco Business 250-48t-4g Firmware
Cisco Business 250-48t-4g
Cisco Business 250-48t-4x Firmware
Cisco Business 250-48t-4x
Cisco Business 250-8fp-e-2g Firmware
Cisco Business 250-8fp-e-2g
Cisco Business 250-8p-e-2g Firmware
Cisco Business 250-8p-e-2g
Cisco Business 250-8pp-d Firmware
Cisco Business 250-8pp-d
Cisco Business 250-8pp-e-2g Firmware
Cisco Business 250-8pp-e-2g
Cisco Business 250-8t-d Firmware
Cisco Business 250-8t-d
Cisco Business 250-8t-e-2g Firmware
Cisco Business 250-8t-e-2g
Cisco Business 350-12np-4x Firmware
Cisco Business 350-12np-4x
Cisco Business 350-12xs Firmware
Cisco Business 350-12xs
Cisco Business 350-12xt Firmware
Cisco Business 350-12xt
Cisco Business 350-16fp-2g Firmware
Cisco Business 350-16fp-2g
Cisco Business 350-16p-2g Firmware
Cisco Business 350-16p-2g
Cisco Business 350-16p-e-2g Firmware
Cisco Business 350-16p-e-2g
Cisco Business 350-16t-2g Firmware
Cisco Business 350-16t-2g
Cisco Business 350-16t-e-2g Firmware
Cisco Business 350-16t-e-2g
Cisco Business 350-16xts Firmware
Cisco Business 350-16xts
Cisco Business 350-24fp-4g Firmware
Cisco Business 350-24fp-4g
Cisco Business 350-24fp-4x Firmware
Cisco Business 350-24fp-4x
Cisco Business 350-24mgp-4x Firmware
Cisco Business 350-24mgp-4x
Cisco Business 350-24ngp-4x Firmware
Cisco Business 350-24ngp-4x
Cisco Business 350-24p-4g Firmware
Cisco Business 350-24p-4g
Cisco Business 350-24p-4x Firmware
Cisco Business 350-24p-4x
Cisco Business 350-24s-4g Firmware
Cisco Business 350-24s-4g
Cisco Business 350-24t-4g Firmware
Cisco Business 350-24t-4g
Cisco Business 350-24t-4x Firmware
Cisco Business 350-24t-4x
Cisco Business 350-24xs Firmware
Cisco Business 350-24xs
Cisco Business 350-24xt Firmware
Cisco Business 350-24xt
Cisco Business 350-24xts Firmware
Cisco Business 350-24xts
Cisco Business 350-48fp-4g Firmware
Cisco Business 350-48fp-4g
Cisco Business 350-48fp-4x Firmware
Cisco Business 350-48fp-4x
Cisco Business 350-48ngp-4x Firmware
Cisco Business 350-48ngp-4x
Cisco Business 350-48p-4g Firmware
Cisco Business 350-48p-4g
Cisco Business 350-48p-4x Firmware
Cisco Business 350-48p-4x
Cisco Business 350-48t-4g Firmware
Cisco Business 350-48t-4g
Cisco Business 350-48t-4x Firmware
Cisco Business 350-48t-4x
Cisco Business 350-48xt-4x Firmware
Cisco Business 350-48xt-4x
Cisco Business 350-8fp-2g Firmware
Cisco Business 350-8fp-2g
Cisco Business 350-8fp-e-2g Firmware
Cisco Business 350-8fp-e-2g
Cisco Business 350-8mgp-2x Firmware
Cisco Business 350-8mgp-2x
Cisco Business 350-8mp-2x Firmware
Cisco Business 350-8mp-2x
Cisco Business 350-8p-2g Firmware
Cisco Business 350-8p-2g
Cisco Business 350-8p-e-2g Firmware
Cisco Business 350-8p-e-2g
Cisco Business 350-8s-e-2g Firmware
Cisco Business 350-8s-e-2g
Cisco Business 350-8t-e-2g Firmware
Cisco Business 350-8t-e-2g
Cisco Business 350-8xt Firmware
Cisco Business 350-8xt
Cisco Sf200-24 Firmware
Cisco Sf200-24
Cisco Sf200-24fp Firmware
Cisco Sf200-24fp
Cisco Sf200-24p Firmware
Cisco Sf200-24p
Cisco Sf200-48 Firmware
Cisco Sf200-48
Cisco Sf200-48p Firmware
Cisco Sf200-48p
Cisco Sf200e-24 Firmware
Cisco Sf200e-24
Cisco Sf200e-24p Firmware
Cisco Sf200e-24p
Cisco Sf200e-48 Firmware
Cisco Sf200e-48
Cisco Sf200e-48p Firmware
Cisco Sf200e-48p
Cisco Sf200e48p Firmware
Cisco Sf200e48p
Cisco Sf250-08 Firmware
Cisco Sf250-08
Cisco Sf250-08hp Firmware
Cisco Sf250-08hp
Cisco Sf250-10p Firmware
Cisco Sf250-10p
Cisco Sf250-18 Firmware
Cisco Sf250-18
Cisco Sf250-24 Firmware
Cisco Sf250-24
Cisco Sf250-24p Firmware
Cisco Sf250-24p
Cisco Sf250-26 Firmware
Cisco Sf250-26
Cisco Sf250-26hp Firmware
Cisco Sf250-26hp
Cisco Sf250-26p Firmware
Cisco Sf250-26p
Cisco Sf250-48 Firmware
Cisco Sf250-48
Cisco Sf250-48hp Firmware
Cisco Sf250-48hp
Cisco Sf250-50 Firmware
Cisco Sf250-50
Cisco Sf250-50hp Firmware
Cisco Sf250-50hp
Cisco Sf250-50p Firmware
Cisco Sf250-50p
Cisco Sf250x-24 Firmware
Cisco Sf250x-24
Cisco Sf250x-24p Firmware
Cisco Sf250x-24p
Cisco Sf250x-48 Firmware
Cisco Sf250x-48
Cisco Sf250x-48p Firmware
Cisco Sf250x-48p
Cisco Sf300-08 Firmware
Cisco Sf300-08
Cisco Sf300-24 Firmware
Cisco Sf300-24
Cisco Sf300-24mp Firmware
Cisco Sf300-24mp
Cisco Sf300-24p Firmware
Cisco Sf300-24p
Cisco Sf300-24pp Firmware
Cisco Sf300-24pp
Cisco Sf300-48 Firmware
Cisco Sf300-48
Cisco Sf300-48p Firmware
Cisco Sf300-48p
Cisco Sf300-48pp Firmware
Cisco Sf300-48pp
Cisco Sf302-08 Firmware
Cisco Sf302-08
Cisco Sf302-08mpp Firmware
Cisco Sf302-08mpp
Cisco Sf302-08pp Firmware
Cisco Sf302-08pp
Cisco Sf350-08 Firmware
Cisco Sf350-08
Cisco Sf350-10 Firmware
Cisco Sf350-10
Cisco Sf350-10mp Firmware
Cisco Sf350-10mp
Cisco Sf350-10p Firmware
Cisco Sf350-10p
Cisco Sf350-10sfp Firmware
Cisco Sf350-10sfp
Cisco Sf350-20 Firmware
Cisco Sf350-20
Cisco Sf350-24 Firmware
Cisco Sf350-24
Cisco Sf350-24mp Firmware
Cisco Sf350-24mp
Cisco Sf350-24p Firmware
Cisco Sf350-24p
Cisco Sf350-28 Firmware
Cisco Sf350-28
Cisco Sf350-28mp Firmware
Cisco Sf350-28mp
Cisco Sf350-28p Firmware
Cisco Sf350-28p
Cisco Sf350-28sfp Firmware
Cisco Sf350-28sfp
Cisco Sf350-48 Firmware
Cisco Sf350-48
Cisco Sf350-48mp Firmware
Cisco Sf350-48mp
Cisco Sf350-48p Firmware
Cisco Sf350-48p
Cisco Sf350-52 Firmware
Cisco Sf350-52
Cisco Sf350-52mp Firmware
Cisco Sf350-52mp
Cisco Sf350-52p Firmware
Cisco Sf350-52p
Cisco Sf350-8mp Firmware
Cisco Sf350-8mp
Cisco Sf350-8pd Firmware
Cisco Sf350-8pd
Cisco Sf352-08 Firmware
Cisco Sf352-08
Cisco Sf352-08mp Firmware
Cisco Sf352-08mp
Cisco Sf352-08p Firmware
Cisco Sf352-08p
Cisco Sf355-10p Firmware
Cisco Sf355-10p
Cisco Sf500-18p Firmware
Cisco Sf500-18p
Cisco Sf500-24 Firmware
Cisco Sf500-24
Cisco Sf500-24mp Firmware
Cisco Sf500-24mp
Cisco Sf500-24p Firmware
Cisco Sf500-24p
Cisco Sf500-48 Firmware
Cisco Sf500-48
Cisco Sf500-48mp Firmware
Cisco Sf500-48mp
Cisco Sf500-48p Firmware
Cisco Sf500-48p
Cisco Sf550x-24 Firmware
Cisco Sf550x-24
Cisco Sf550x-24mp Firmware
Cisco Sf550x-24mp
Cisco Sf550x-24p Firmware
Cisco Sf550x-24p
Cisco Sf550x-48 Firmware
Cisco Sf550x-48
Cisco Sf550x-48mp Firmware
Cisco Sf550x-48mp
Cisco Sf550x-48p Firmware
Cisco Sf550x-48p
Cisco Sg200-08 Firmware
Cisco Sg200-08
Cisco Sg200-08p Firmware
Cisco Sg200-08p
Cisco Sg200-10fp Firmware
Cisco Sg200-10fp
Cisco Sg200-18 Firmware
Cisco Sg200-18
Cisco Sg200-26 Firmware
Cisco Sg200-26
Cisco Sg200-26fp Firmware
Cisco Sg200-26fp
Cisco Sg200-26p Firmware
Cisco Sg200-26p
Cisco Sg200-50 Firmware
Cisco Sg200-50
Cisco Sg200-50fp Firmware
Cisco Sg200-50fp
Cisco Sg200-50p Firmware
Cisco Sg200-50p
Cisco Sg250-08 Firmware
Cisco Sg250-08
Cisco Sg250-08hp Firmware
Cisco Sg250-08hp
Cisco Sg250-10p Firmware
Cisco Sg250-10p
Cisco Sg250-18 Firmware
Cisco Sg250-18
Cisco Sg250-24 Firmware
Cisco Sg250-24
Cisco Sg250-24p Firmware
Cisco Sg250-24p
Cisco Sg250-26 Firmware
Cisco Sg250-26
Cisco Sg250-26hp Firmware
Cisco Sg250-26hp
Cisco Sg250-26p Firmware
Cisco Sg250-26p
Cisco Sg250-48 Firmware
Cisco Sg250-48
Cisco Sg250-48hp Firmware
Cisco Sg250-48hp
Cisco Sg250-50 Firmware
Cisco Sg250-50
Cisco Sg250-50hp Firmware
Cisco Sg250-50hp
Cisco Sg250-50p Firmware
Cisco Sg250-50p
Cisco Sg250x-24 Firmware
Cisco Sg250x-24
Cisco Sg250x-24p Firmware
Cisco Sg250x-24p
Cisco Sg250x-48 Firmware
Cisco Sg250x-48
Cisco Sg250x-48p Firmware
Cisco Sg250x-48p
Cisco Sg300-10 Firmware
Cisco Sg300-10
Cisco Sg300-10mp Firmware
Cisco Sg300-10mp
Cisco Sg300-10mpp Firmware
Cisco Sg300-10mpp
Cisco Sg300-10p Firmware
Cisco Sg300-10p
Cisco Sg300-10pp Firmware
Cisco Sg300-10pp
Cisco Sg300-10sfp Firmware
Cisco Sg300-10sfp
Cisco Sg300-20 Firmware
Cisco Sg300-20
Cisco Sg300-28 Firmware
Cisco Sg300-28
Cisco Sg300-28mp Firmware
Cisco Sg300-28mp
Cisco Sg300-28p Firmware
Cisco Sg300-28p
Cisco Sg300-28pp Firmware
Cisco Sg300-28pp
Cisco Sg300-28sfp Firmware
Cisco Sg300-28sfp
Cisco Sg300-52 Firmware
Cisco Sg300-52
Cisco Sg300-52mp Firmware
Cisco Sg300-52mp
Cisco Sg300-52p Firmware
Cisco Sg300-52p
Cisco Sg350-10 Firmware
Cisco Sg350-10
Cisco Sg350-10mp Firmware
Cisco Sg350-10mp
Cisco Sg350-10p Firmware
Cisco Sg350-10p
Cisco Sg350-28 Firmware
Cisco Sg350-28
Cisco Sg350-28mp Firmware
Cisco Sg350-28mp
Cisco Sg350-28p Firmware
Cisco Sg350-28p
Cisco Sg350x-12pmv Firmware
Cisco Sg350x-12pmv
Cisco Sg350x-24 Firmware
Cisco Sg350x-24
Cisco Sg350x-24mp Firmware
Cisco Sg350x-24mp
Cisco Sg350x-24p Firmware
Cisco Sg350x-24p
Cisco Sg350x-24pd Firmware
Cisco Sg350x-24pd
Cisco Sg350x-24pv Firmware
Cisco Sg350x-24pv
Cisco Sg350x-48 Firmware
Cisco Sg350x-48
Cisco Sg350x-48mp Firmware
Cisco Sg350x-48mp
Cisco Sg350x-48p Firmware
Cisco Sg350x-48p
Cisco Sg350x-48pv Firmware
Cisco Sg350x-48pv
Cisco Sg350x-8pmd Firmware
Cisco Sg350x-8pmd
Cisco Sg350xg-24f Firmware
Cisco Sg350xg-24f
Cisco Sg350xg-24t Firmware
Cisco Sg350xg-24t
Cisco Sg350xg-2f10 Firmware
Cisco Sg350xg-2f10
Cisco Sg350xg-48t Firmware
Cisco Sg350xg-48t
Cisco Sg355-10mp Firmware
Cisco Sg355-10mp
Cisco Sg355-10p Firmware
Cisco Sg355-10p
Cisco Sg500-28 Firmware
Cisco Sg500-28
Cisco Sg500-28mpp Firmware
Cisco Sg500-28mpp
Cisco Sg500-28p Firmware
Cisco Sg500-28p
Cisco Sg500-28pp Firmware
Cisco Sg500-28pp
Cisco Sg500-52p Firmware
Cisco Sg500-52p
Cisco Sg500-52pp Firmware
Cisco Sg500-52pp
Cisco Sg500x-24 Firmware
Cisco Sg500x-24
Cisco Sg500x-24mpp Firmware
Cisco Sg500x-24mpp
Cisco Sg500x-24p Firmware
Cisco Sg500x-24p
Cisco Sg500x-48 Firmware
Cisco Sg500x-48
Cisco Sg500x-48mp Firmware
Cisco Sg500x-48mp
Cisco Sg500x-48mpp Firmware
Cisco Sg500x-48mpp
Cisco Sg500x-48p Firmware
Cisco Sg500x-48p
Cisco Sg500x24mpp Firmware
Cisco Sg500x24mpp
Cisco Sg500xg-8f8t Firmware
Cisco Sg500xg-8f8t
Cisco Sg500xg8f8t Firmware
Cisco Sg500xg8f8t
Cisco Sg550x-24 Firmware
Cisco Sg550x-24
Cisco Sg550x-24mp Firmware
Cisco Sg550x-24mp
Cisco Sg550x-24mpp Firmware
Cisco Sg550x-24mpp
Cisco Sg550x-24p Firmware
Cisco Sg550x-24p
Cisco Sg550x-48 Firmware
Cisco Sg550x-48
Cisco Sg550x-48mp Firmware
Cisco Sg550x-48mp
Cisco Sg550x-48p Firmware
Cisco Sg550x-48p
Cisco Sg550x-48t Firmware
Cisco Sg550x-48t
Cisco Sg550xg-24f Firmware
Cisco Sg550xg-24f
Cisco Sg550xg-24t Firmware
Cisco Sg550xg-24t
Cisco Sg550xg-48t Firmware
Cisco Sg550xg-48t
Cisco Sg550xg-8f8t Firmware
Cisco Sg550xg-8f8t

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