CVE-2018-15439
A vulnerability in the Cisco Small Business Switches software could allow an unauthenticated, remote attacker to bypass the user authentication mechanism of an affected device. The vulnerability exists because under specific circumstances, the affected software enables a privileged user account without notifying administrators of the system. An attacker could exploit this vulnerability by using this account to log in to an affected device and execute commands with full admin rights. Cisco has not released software updates that address this vulnerability. This advisory will be updated with fixed software information once fixed software becomes available. There is a workaround to address this vulnerability.
- Score
- CVSS 3.1 9.8 Critical
- Status
- Modified - psirt@cisco.com
- Published
- 2018-11-08
- Last modified
- 2024-11-26
- Weaknesses
- CWE-798
Affected products
- Cisco Small Business 300 Series Managed Switches (Cisco)
- Sf200-24 Firmware (Cisco)
- Sf200-24fp Firmware (Cisco)
- Sf200-24p Firmware (Cisco)
- Sf200-48 Firmware (Cisco)
- Sf200-48p Firmware (Cisco)
- Sf250-24 Firmware (Cisco)
- Sf250-24p Firmware (Cisco)
- Sf250-48 Firmware (Cisco)
- Sf250-48hp Firmware (Cisco)
- Sf300-08 Firmware (Cisco)
- Sf300-24 Firmware (Cisco)
- Sf300-24mp Firmware (Cisco)
- Sf300-24p Firmware (Cisco)
- Sf300-24pp Firmware (Cisco)
- Sf300-48 Firmware (Cisco)
- Sf300-48p Firmware (Cisco)
- Sf300-48pp Firmware (Cisco)
- Sf302-08 Firmware (Cisco)
- Sf302-08mp Firmware (Cisco)
- Sf302-08mpp Firmware (Cisco)
- Sf302-08p Firmware (Cisco)
- Sf302-08pp Firmware (Cisco)
- Sf350-48 Firmware (Cisco)
- Sf350-48mp Firmware (Cisco)
- Sf350-48p Firmware (Cisco)
- Sf500-24 Firmware (Cisco)
- Sf500-24p Firmware (Cisco)
- Sf500-48 Firmware (Cisco)
- Sf500-48p Firmware (Cisco)
- Sf550x-24 Firmware (Cisco)
- Sf550x-24mp Firmware (Cisco)
- Sf550x-24p Firmware (Cisco)
- Sf550x-48 Firmware (Cisco)
- Sf550x-48mp Firmware (Cisco)
- Sf550x-48p Firmware (Cisco)
- Sg200-08 Firmware (Cisco)
- Sg200-08p Firmware (Cisco)
- Sg200-10fp Firmware (Cisco)
- Sg200-18 Firmware (Cisco)
- Sg200-26 Firmware (Cisco)
- Sg200-26fp Firmware (Cisco)
- Sg200-26p Firmware (Cisco)
- Sg200-50 Firmware (Cisco)
- Sg200-50fp Firmware (Cisco)
- Sg200-50p Firmware (Cisco)
- Sg250-08 Firmware (Cisco)
- Sg250-08hp Firmware (Cisco)
- Sg250-10p Firmware (Cisco)
- Sg250-18 Firmware (Cisco)
- Sg250-26 Firmware (Cisco)
- Sg250-26hp Firmware (Cisco)
- Sg250-26p Firmware (Cisco)
- Sg250-50 Firmware (Cisco)
- Sg250-50hp Firmware (Cisco)
- Sg250-50p Firmware (Cisco)
- Sg250x-24 Firmware (Cisco)
- Sg250x-24p Firmware (Cisco)
- Sg250x-48 Firmware (Cisco)
- Sg250x-48p Firmware (Cisco)
- Sg300-10 Firmware (Cisco)
- Sg300-10mp Firmware (Cisco)
- Sg300-10mpp Firmware (Cisco)
- Sg300-10p Firmware (Cisco)
- Sg300-10pp Firmware (Cisco)
- Sg300-10sfp Firmware (Cisco)
- Sg300-20 Firmware (Cisco)
- Sg300-28 Firmware (Cisco)
- Sg300-28mp Firmware (Cisco)
- Sg300-28p Firmware (Cisco)
- Sg300-28pp Firmware (Cisco)
- Sg300-52 Firmware (Cisco)
- Sg300-52mp Firmware (Cisco)
- Sg300-52p Firmware (Cisco)
- Sg350-10 Firmware (Cisco)
- Sg350-10mp Firmware (Cisco)
- Sg350-10p Firmware (Cisco)
- Sg350-28 Firmware (Cisco)
- Sg350-28mp Firmware (Cisco)
- Sg350-28p Firmware (Cisco)
- Sg350x-24 Firmware (Cisco)
- Sg350x-24mp Firmware (Cisco)
- Sg350x-24p Firmware (Cisco)
- Sg350x-48 Firmware (Cisco)
- Sg350x-48mp Firmware (Cisco)
- Sg350x-48p Firmware (Cisco)
- Sg350xg-24f Firmware (Cisco)
- Sg350xg-24t Firmware (Cisco)
- Sg350xg-2f10 Firmware (Cisco)
- Sg350xg-48t Firmware (Cisco)
- Sg355-10p Firmware (Cisco)
- Sg500-28 Firmware (Cisco)
- Sg500-28mpp Firmware (Cisco)
- Sg500-28p Firmware (Cisco)
- Sg500-52 Firmware (Cisco)
- Sg500-52mp Firmware (Cisco)
- Sg500-52p Firmware (Cisco)
- Sg500x-24 Firmware (Cisco)
- Sg500x-24p Firmware (Cisco)
- Sg500x-48 Firmware (Cisco)
References
- http://www.securityfocus.com/bid/105873
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20181107-sbsw-privacc