Medium severity4.9NVD Advisory· Published Oct 6, 2021· Updated Jun 17, 2026
CVE-2021-34757
CVE-2021-34757
Description
Multiple vulnerabilities in Cisco Business 220 Series Smart Switches firmware could allow an attacker with Administrator privileges to access sensitive login credentials or reconfigure the passwords on the user account. For more information about these vulnerabilities, see the Details section of this advisory.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
18- cpe:2.3:o:cisco:business_220-16p-2g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-16t-2g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24fp-4g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24fp-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24p-4g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24p-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24t-4g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-24t-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-48fp-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-48p-4g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-48p-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-48t-4g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-48t-4x_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-8fp-e-2g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-8p-e-2g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
- cpe:2.3:o:cisco:business_220-8t-e-2g_firmware:*:*:*:*:*:*:*:*Range: <=1.2.0.6
(expand)+ 1 more
- (no CPE)
- (no CPE)range: n/a
Patches
Vulnerability mechanics
References
1News mentions
0No linked articles in our index yet.