The vulnerability of the Server Name Identification (SNI) component of the Cisco Web Security Appliance internet server, the micro-programming software for Cisco Firepower Threat Defense network firewalls, and the intrusion detection systems allows a malicious actor to gain full control over the compromised host and unauthorized access to protected information.
🗓️ 20 Aug 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 15 Views
| Reporter | Title | Published | Views | Family All 38 |
|---|---|---|---|---|
 | CVE-2021-34749 | 18 Aug 202116:00 | – | attackerkb |
 | CVE-2021-34749 | 19 Aug 202100:17 | – | circl |
 | Multiple Cisco Products Server Name Identification Data Exfiltration Vulnerability | 18 Aug 202116:00 | – | cisco |
 | Cisco Web Security Appliance (WSA) Server Name Identification Data Exfiltration (cisco-sa-sni-data-exfil-mFgzXqLN) | 25 Aug 202100:00 | – | nessus |
| Debian dla-3317 : snort - security update | 11 Feb 202300:00 | – | nessus |
| Debian DSA-5354-1 : snort - security update | 18 Feb 202300:00 | – | nessus |
| Linux Distros Unpatched Vulnerability : CVE-2021-34749 | 10 Sep 202500:00 | – | nessus |
 | Cisco Firepower Threat Defense 信息泄露漏洞 | 18 Aug 202100:00 | – | cnnvd |
 | CVE-2021-34749 | 18 Aug 202119:40 | – | cve |
 | CVE-2021-34749 Multiple Cisco Products Server Name Identification Data Exfiltration Vulnerability | 18 Aug 202119:40 | – | cvelist |
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13 Sep 2023 00:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS 25
CVSS 35.8
EPSS0.01684