Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-40127


A vulnerability in the web-based management interface of Cisco Small Business 200 Series Smart Switches, Cisco Small Business 300 Series Managed Switches, and Cisco Small Business 500 Series Stackable Managed Switches could allow an unauthenticated, remote attacker to render the web-based management interface unusable, resulting in a denial of service (DoS) condition. This vulnerability is due to improper validation of HTTP requests. An attacker could exploit this vulnerability by sending a crafted HTTP request to an affected device. A successful exploit could allow the attacker to cause a permanent invalid redirect for requests sent to the web-based management interface of the device, resulting in a DoS condition.


Published

2021-11-04T16:15:09.643

Last Modified

2024-11-21T06:23:38.027

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-20
  • Type: Primary
    CWE-20

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System cisco sf200-24_firmware - Yes
Hardware cisco sf200-24 - No
Operating System cisco sf200-24fp_firmware - Yes
Hardware cisco sf200-24fp - No
Operating System cisco sf200-24p_firmware - Yes
Hardware cisco sf200-24p - No
Operating System cisco sf200-48_firmware - Yes
Hardware cisco sf200-48 - No
Operating System cisco sf200-48p_firmware - Yes
Hardware cisco sf200-48p - No
Operating System cisco sf200e-24_firmware - Yes
Hardware cisco sf200e-24 - No
Operating System cisco sf200e-24p_firmware - Yes
Hardware cisco sf200e-24p - No
Operating System cisco sf200e-48_firmware - Yes
Hardware cisco sf200e-48 - No
Operating System cisco sf200e-48p_firmware - Yes
Hardware cisco sf200e-48p - No
Operating System cisco sg200-08_firmware - Yes
Hardware cisco sg200-08 - No
Operating System cisco sg200-08p_firmware - Yes
Hardware cisco sg200-08p - No
Operating System cisco sg200-10fp_firmware - Yes
Hardware cisco sg200-10fp - No
Operating System cisco sg200-18_firmware - Yes
Hardware cisco sg200-18 - No
Operating System cisco sg200-26_firmware - Yes
Hardware cisco sg200-26 - No
Operating System cisco sg200-26fp_firmware - Yes
Hardware cisco sg200-26fp - No
Operating System cisco sg200-26p_firmware - Yes
Hardware cisco sg200-26p - No
Operating System cisco sg200-50_firmware - Yes
Hardware cisco sg200-50 - No
Operating System cisco sg200-50fp_firmware - Yes
Hardware cisco sg200-50fp - No
Operating System cisco sg200-50p_firmware - Yes
Hardware cisco sg200-50p - No
Operating System cisco sf300-08_firmware 1.4.11.02 Yes
Hardware cisco sf300-08 - No
Operating System cisco sf300-24_firmware 1.4.11.02 Yes
Hardware cisco sf300-24 - No
Operating System cisco sf300-24mp_firmware 1.4.11.02 Yes
Hardware cisco sf300-24mp - No
Operating System cisco sf300-24p_firmware 1.4.11.02 Yes
Hardware cisco sf300-24p - No
Operating System cisco sf300-24pp_firmware 1.4.11.02 Yes
Hardware cisco sf300-24pp - No
Operating System cisco sf300-48_firmware 1.4.11.02 Yes
Hardware cisco sf300-48 - No
Operating System cisco sf300-48p_firmware 1.4.11.02 Yes
Hardware cisco sf300-48p - No
Operating System cisco sf300-48pp_firmware 1.4.11.02 Yes
Hardware cisco sf300-48pp - No
Operating System cisco sf302-08_firmware 1.4.11.02 Yes
Hardware cisco sf302-08 - No
Operating System cisco sf302-08mp_firmware 1.4.11.02 Yes
Hardware cisco sf302-08mp - No
Operating System cisco sf302-08mpp_firmware 1.4.11.02 Yes
Hardware cisco sf302-08mpp - No
Operating System cisco sf302-08p_firmware 1.4.11.02 Yes
Hardware cisco sf302-08p - No
Operating System cisco sf302-08pp_firmware 1.4.11.02 Yes
Hardware cisco sf302-08pp - No
Operating System cisco sg300-10_firmware 1.4.11.02 Yes
Hardware cisco sg300-10 - No
Operating System cisco sg300-10mp_firmware 1.4.11.02 Yes
Hardware cisco sg300-10mp - No
Operating System cisco sg300-10mpp_firmware 1.4.11.02 Yes
Hardware cisco sg300-10mpp - No
Operating System cisco sg300-10p_firmware 1.4.11.02 Yes
Hardware cisco sg300-10p - No
Operating System cisco sg300-10pp_firmware 1.4.11.02 Yes
Hardware cisco sg300-10pp - No
Operating System cisco sg300-sfp_firmware 1.4.11.02 Yes
Hardware cisco sg300-sfp - No
Operating System cisco sg300-20_firmware 1.4.11.02 Yes
Hardware cisco sg300-20 - No
Operating System cisco sg300-28_firmware 1.4.11.02 Yes
Hardware cisco sg300-28 - No
Operating System cisco sg300-28mp_firmware 1.4.11.02 Yes
Hardware cisco sg300-28mp - No
Operating System cisco sg300-28p_firmware 1.4.11.02 Yes
Hardware cisco sg300-28p - No
Operating System cisco sg300-28pp_firmware 1.4.11.02 Yes
Hardware cisco sg300-28pp - No
Operating System cisco sg300-28sfp_firmware 1.4.11.02 Yes
Hardware cisco sg300-28sfp - No
Operating System cisco sg300-52_firmware 1.4.11.02 Yes
Hardware cisco sg300-52 - No
Operating System cisco sg300-52mp_firmware 1.4.11.02 Yes
Hardware cisco sg300-52mp - No
Operating System cisco sg300-52p_firmware 1.4.11.02 Yes
Hardware cisco sg300-52p - No
Operating System cisco sf500-24_firmware - Yes
Hardware cisco sf500-24 - No
Operating System cisco sf500-24mp_firmware - Yes
Hardware cisco sf500-24mp - No
Operating System cisco sf500-24p_firmware - Yes
Hardware cisco sf500-24p - No
Operating System cisco sf500-48_firmware - Yes
Hardware cisco sf500-48 - No
Operating System cisco sf500-48mp_firmware - Yes
Hardware cisco sf500-48mp - No
Operating System cisco sf500-48p_firmware - Yes
Hardware cisco sf500-48p - No
Operating System cisco sg500-28_firmware - Yes
Hardware cisco sg500-28 - No
Operating System cisco sg500-28mpp_firmware - Yes
Hardware cisco sg500-28mpp - No
Operating System cisco sg500-28p_firmware - Yes
Hardware cisco sg500-28p - No
Operating System cisco sg500-52_firmware - Yes
Hardware cisco sg500-52 - No
Operating System cisco sg500-52mp_firmware - Yes
Hardware cisco sg500-52mp - No
Operating System cisco sg500-52p_firmware - Yes
Hardware cisco sg500-52p - No
Operating System cisco sg500x-24_firmware - Yes
Hardware cisco sg500x-24 - No
Operating System cisco sg500x-24mpp_firmware - Yes
Hardware cisco sg500x-24mpp - No
Operating System cisco sg500x-24p_firmware - Yes
Hardware cisco sg500x-24p - No
Operating System cisco sg500x-48_firmware - Yes
Hardware cisco sg500x-48 - No
Operating System cisco sg500x-48mpp_firmware - Yes
Hardware cisco sg500x-48mpp - No
Operating System cisco sg500x-48p_firmware - Yes
Hardware cisco sg500x-48p - No
Operating System cisco sg500xg-8f8t_firmware - Yes
Hardware cisco sg500xg-8f8t - No

References