CVE-2017-6720
A vulnerability in the Secure Shell (SSH) subsystem of Cisco Small Business Managed Switches software could allow an authenticated, remote…
Published 9 y ago · modified 4 mo ago · JSON
Summary
A vulnerability in the Secure Shell (SSH) subsystem of Cisco Small Business Managed Switches software could allow an authenticated, remote attacker to cause a reload of the affected switch, resulting in a denial of service (DoS) condition. The vulnerability is due to improper processing of SSH connections. An attacker could exploit this vulnerability by logging in to an affected switch via SSH and sending a malicious SSH message. This vulnerability affects the following Cisco products when SSH is enabled: Small Business 300 Series Managed Switches, Small Business 500 Series Stackable Managed Switches, 350 Series Managed Switches, 350X Series Stackable Managed Switches, 550X Series Stackable Managed Switches, ESW2 Series Advanced Switches. Cisco Bug IDs: CSCvb48377.
Exploit prediction (EPSS)
1.40% probability of exploitation in the next 30 days, higher than 73% of all scored CVEs.
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
Affected products
- n/a Cisco Small Business Managed Switches
Classification
- Weakness
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
- securityfocus.com /bid/100933 · vdb-entry, x_refsource_BID, x_transferred
- tools.cisco.com /security/center/content/CiscoSecurityAdvisory/cisco-sa-20170920-sbms · x_refsource_CONFIRM, x_transferred
Sources
- CVE List: CVE-2017-6720
- NVD: CVE-2017-6720
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