Vulnerability Database

289,599

Total vulnerabilities in the database

CVE-2020-3496

A vulnerability in the IPv6 packet processing engine of Cisco Small Business Smart and 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 validation of incoming IPv6 traffic. An attacker could exploit this vulnerability by sending a crafted IPv6 packet through an affected device. A successful exploit could allow the attacker to cause the switch management CLI to stop responding, resulting in a DoS condition. This vulnerability is specific to IPv6 traffic. IPv4 traffic is not affected.

  • Published: Aug 26, 2020
  • Updated: Apr 14, 2023
  • CVE: CVE-2020-3496
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.3
  • AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS v2:

  • Severity: Medium
  • Score: 5
  • AV:N/AC:L/Au:N/C:N/I:N/A:P

CWEs:

Software From Fixed in
cisco / sg200-50_firmware - 2.5.5.47.x
cisco / sg200-50p_firmware - 2.5.5.47.x
cisco / sg200-50fp_firmware - 2.5.5.47.x
cisco / sg200-26_firmware - 2.5.5.47.x
cisco / sg200-26p_firmware - 2.5.5.47.x
cisco / sg200-26fp_firmware - 2.5.5.47.x
cisco / sg200-18_firmware - 2.5.5.47.x
cisco / sg200-10fp_firmware - 2.5.5.47.x
cisco / sg200-08_firmware - 2.5.5.47.x
cisco / sg200-08p_firmware - 2.5.5.47.x
cisco / sf200-24_firmware - 2.5.5.47.x
cisco / sf200-24p_firmware - 2.5.5.47.x
cisco / sf200-24fp_firmware - 2.5.5.47.x
cisco / sf200-48_firmware - 2.5.5.47.x
cisco / sf200-48p_firmware - 2.5.5.47.x
cisco / sf302-08pp_firmware - 2.5.5.47.x
cisco / sf302-08mpp_firmware - 2.5.5.47.x
cisco / sg300-10pp_firmware - 2.5.5.47.x
cisco / sg300-10mpp_firmware - 2.5.5.47.x
cisco / sf300-24pp_firmware - 2.5.5.47.x
cisco / sf300-48pp_firmware - 2.5.5.47.x
cisco / sg300-28pp_firmware - 2.5.5.47.x
cisco / sf300-08_firmware - 2.5.5.47.x
cisco / sf300-48p_firmware - 2.5.5.47.x
cisco / sg300-10mp_firmware - 2.5.5.47.x
cisco / sg300-10p_firmware - 2.5.5.47.x
cisco / sg300-10_firmware - 2.5.5.47.x
cisco / sg300-28p_firmware - 2.5.5.47.x
cisco / sf300-24p_firmware - 2.5.5.47.x
cisco / sf302-08mp_firmware - 2.5.5.47.x
cisco / sg300-28_firmware - 2.5.5.47.x
cisco / sf300-48_firmware - 2.5.5.47.x
cisco / sg300-20_firmware - 2.5.5.47.x
cisco / sf302-08p_firmware - 2.5.5.47.x
cisco / sg300-52_firmware - 2.5.5.47.x
cisco / sf300-24_firmware - 2.5.5.47.x
cisco / sf302-08_firmware - 2.5.5.47.x
cisco / sf300-24mp_firmware - 2.5.5.47.x
cisco / sg300-10sfp_firmware - 2.5.5.47.x
cisco / sg300-28mp_firmware - 2.5.5.47.x
cisco / sg300-52p_firmware - 2.5.5.47.x
cisco / sg300-52mp_firmware - 2.5.5.47.x
cisco / sg500-28mpp_firmware - 2.5.5.47.x
cisco / sg500-52mp_firmware - 2.5.5.47.x
cisco / sg500xg-8f8t_firmware - 2.5.5.47.x
cisco / sf500-24_firmware - 2.5.5.47.x
cisco / sf500-24p_firmware - 2.5.5.47.x
cisco / sf500-48_firmware - 2.5.5.47.x
cisco / sf500-48p_firmware - 2.5.5.47.x
cisco / sg500-28_firmware - 2.5.5.47.x
cisco / sg500-28p_firmware - 2.5.5.47.x
cisco / sg500-52_firmware - 2.5.5.47.x
cisco / sg500-52p_firmware - 2.5.5.47.x
cisco / sg500x-24_firmware - 2.5.5.47.x
cisco / sg500x-24p_firmware - 2.5.5.47.x
cisco / sg500x-48_firmware - 2.5.5.47.x
cisco / sg500x-48p_firmware - 2.5.5.47.x
cisco / sg250x-24_firmware - 2.5.5.47.x
cisco / sg250x-24p_firmware - 2.5.5.47.x
cisco / sg250x-48_firmware - 2.5.5.47.x
cisco / sg250x-48p_firmware - 2.5.5.47.x
cisco / sg250-08_firmware - 2.5.5.47.x
cisco / sg250-08hp_firmware - 2.5.5.47.x
cisco / sg250-10p_firmware - 2.5.5.47.x
cisco / sg250-18_firmware - 2.5.5.47.x
cisco / sg250-26_firmware - 2.5.5.47.x
cisco / sg250-26hp_firmware - 2.5.5.47.x
cisco / sg250-26p_firmware - 2.5.5.47.x
cisco / sg250-50_firmware - 2.5.5.47.x
cisco / sg250-50hp_firmware - 2.5.5.47.x
cisco / sg250-50p_firmware - 2.5.5.47.x
cisco / sf250-24_firmware - 2.5.5.47.x
cisco / sf250-24p_firmware - 2.5.5.47.x
cisco / sf250-48_firmware - 2.5.5.47.x
cisco / sf250-48hp_firmware - 2.5.5.47.x
cisco / sg350-10_firmware - 2.5.5.47.x
cisco / sg350-10p_firmware - 2.5.5.47.x
cisco / sg350-10mp_firmware - 2.5.5.47.x
cisco / sg355-10p_firmware - 2.5.5.47.x
cisco / sg350-28_firmware - 2.5.5.47.x
cisco / sg350-28p_firmware - 2.5.5.47.x
cisco / sg350-28mp_firmware - 2.5.5.47.x
cisco / sf350-48_firmware - 2.5.5.47.x
cisco / sf350-48p_firmware - 2.5.5.47.x
cisco / sf350-48mp_firmware - 2.5.5.47.x
cisco / sg350xg-2f10_firmware - 2.5.5.47.x
cisco / sg350xg-24f_firmware - 2.5.5.47.x
cisco / sg350xg-24t_firmware - 2.5.5.47.x
cisco / sg350xg-48t_firmware - 2.5.5.47.x
cisco / sg350x-24_firmware - 2.5.5.47.x
cisco / sg350x-24p_firmware - 2.5.5.47.x
cisco / sg350x-24mp_firmware - 2.5.5.47.x
cisco / sg350x-48_firmware - 2.5.5.47.x
cisco / sg350x-48p_firmware - 2.5.5.47.x
cisco / sg350x-48mp_firmware - 2.5.5.47.x
cisco / sx550x-16ft_firmware - 2.5.5.47.x
cisco / sx550x-24ft_firmware - 2.5.5.47.x
cisco / sx550x-12f_firmware - 2.5.5.47.x
cisco / sx550x-24f_firmware - 2.5.5.47.x
cisco / sx550x-24_firmware - 2.5.5.47.x
cisco / sx550x-52_firmware - 2.5.5.47.x
cisco / sg550x-24_firmware - 2.5.5.47.x
cisco / sg550x-24p_firmware - 2.5.5.47.x
cisco / sg550x-24mp_firmware - 2.5.5.47.x
cisco / sg550x-24mpp_firmware - 2.5.5.47.x
cisco / sg550x-48_firmware - 2.5.5.47.x
cisco / sg550x-48p_firmware - 2.5.5.47.x
cisco / sg550x-48mp_firmware - 2.5.5.47.x
cisco / sf550x-24_firmware - 2.5.5.47.x
cisco / sf550x-24p_firmware - 2.5.5.47.x
cisco / sf550x-24mp_firmware - 2.5.5.47.x
cisco / sf550x-48_firmware - 2.5.5.47.x
cisco / sf550x-48p_firmware - 2.5.5.47.x
cisco / sf550x-48mp_firmware - 2.5.5.47.x