Cisco Asyncos vulnerabilities

• cisco secure email, secure email gateway, asyncos +2 more Cisco Secure Email Gateway Arbitrary File Write Vulnerability CVE-2026-76519 In KEVPublic exploit 9.8 CriticalOctober 14, 2026
• cisco asyncos, secure email, secure email gateway +2 more Cisco Secure Email Gateway SQL Injection Vulnerability CVE-2026-76461 In KEVPublic exploit EPSS 40.2% 9.8 CriticalSeptember 14, 2026
• cisco asyncos, secure email, secure email and web manager +1 more +3 more Cisco Secure Email Gateway and Cisco Secure Email and Web Manager Remote Command Execution Vulnerability CVE-2025-20393 In KEVPublic exploit EPSS 32.4% 10.0 CriticalDecember 17, 2025
• cisco asyncos, ironport security management appliance, secure email and web manager +2 more Cisco Content Security Management Appliance Information Disclosure Vulnerability CVE-2020-3122 5.3 MediumMarch 4, 2025
• cisco asyncos, secure email, secure email and web manager +1 more +3 more Cisco Secure Email and Web Manager, Secure Email Gateway, and Secure Web Appliance Privilege Escalation Vulnerability CVE-2025-20185 3.4 LowFebruary 5, 2025
• cisco asyncos, secure email, secure web appliance +2 more Cisco Secure Email and Web Manager and Secure Web Appliance Command Injection Vulnerability CVE-2025-20184 6.5 MediumFebruary 5, 2025
• cisco asyncos, secure web appliance +1 more Cisco Secure Web Appliance Range Request Bypass Vulnerability CVE-2025-20183 5.8 MediumFebruary 5, 2025
• cisco asyncos, secure email, secure email and web manager +2 more Cisco Secure Email and Web Manager and Secure Email Gateway Cross-Site Scripting Vulnerability CVE-2025-20180 4.8 MediumFebruary 5, 2025
• cisco asyncos, secure email and web manager +1 more Cisco Cisco Email Security Appliance and Content Security Management Appliance Information Disclosure Vulnerability CVE-2021-1425 4.3 MediumNovember 18, 2024
• cisco asyncos, secure web appliance +1 more Cisco Secure Web Appliance Privilege Escalation Vulnerability CVE-2022-20871 6.3 MediumNovember 15, 2024
• cisco asyncos, secure email, secure email and web manager +1 more +3 more Cisco Secure Email and Web Manager, Secure Email Gateway, and Secure Web Appliance Stored Cross-Site Scripting Vulnerabilities CVE-2024-20504 5.4 MediumNovember 6, 2024
• cisco asyncos, secure email +1 more A vulnerability in the web-based management interface of Cisco AsyncOS for Secure Email Gateway... CVE-2024-20429 6.5 MediumJuly 17, 2024
• cisco asyncos, secure web appliance +1 more A vulnerability in the CLI of Cisco AsyncOS for Secure Web Appliance could allow an authenticated... CVE-2024-20435 8.8 HighJuly 17, 2024
• cisco asyncos, secure email and web manager +1 more Cisco Secure Email and Web Manager Stored Cross-Site Scripting Vulnerability CVE-2024-20383 4.8 MediumMay 15, 2024
• cisco asyncos, secure email +1 more A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure... CVE-2024-20257 4.8 MediumMay 15, 2024
• cisco asyncos, secure email and web manager, secure web appliance +3 more +5 more A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure... CVE-2024-20256 4.8 MediumMay 15, 2024
• cisco asyncos, secure email, secure email and web manager +2 more A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure... CVE-2024-20258 6.1 MediumMay 15, 2024
• cisco asyncos, secure email +1 more A vulnerability in the web-based management API of Cisco AsyncOS Software for Cisco Secure Email... CVE-2024-20392 6.1 MediumMay 15, 2024
• cisco asyncos, secure email +1 more A vulnerability in the zip decompression engine of Cisco AsyncOS Software for Cisco Email... CVE-2020-26082 5.8 MediumAugust 4, 2023
• cisco asyncos, secure web appliance +1 more A vulnerability in the scanning engines of Cisco AsyncOS Software for Cisco Secure Web Appliance... CVE-2023-20215 5.8 MediumAugust 3, 2023
• cisco asyncos, secure web appliance +1 more A vulnerability in the scanning engines of Cisco AsyncOS Software for Cisco Secure Web Appliance,... CVE-2022-20952 5.3 MediumFebruary 16, 2023
• cisco asyncos, email security appliance (esa) +1 more A vulnerability in the URL filtering mechanism of Cisco AsyncOS Software for Cisco Email Security... CVE-2023-20057 0.0 NoneJanuary 19, 2023
• cisco secure email, secure email and web manager, secure web appliance +1 more +3 more A vulnerability in the web-based management interface of Cisco Email Security Appliance (ESA),... CVE-2022-20942 6.5 MediumNovember 3, 2022
• cisco secure email, secure email and web manager, secure web appliance +1 more +3 more A vulnerability in the web-based management interface of Cisco Email Security Appliance, Cisco... CVE-2022-20868 4.7 MediumNovember 3, 2022
• cisco secure email, secure email and web manager, asyncos +2 more A vulnerability in web-based management interface of the of Cisco Email Security Appliance and... CVE-2022-20867 5.4 MediumNovember 3, 2022
• cisco web security appliance (wsa), asyncos +1 more Multiple Cisco Security Products Simple Network Management Protocol Service Denial of Service Vulnerability CVE-2022-20675 5.3 MediumApril 6, 2022
• cisco asyncos, web security appliance (wsa) +1 more Cisco Web Security Appliance Stored Cross-Site Scripting Vulnerability CVE-2022-20781 5.4 MediumApril 6, 2022
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance DNS Verification Denial of Service Vulnerability CVE-2022-20653 7.5 HighFebruary 17, 2022
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance Denial of Service Vulnerability CVE-2021-34741 7.5 HighNovember 4, 2021
• cisco asyncos, web security appliance (wsa) +1 more Cisco Web Security Appliance Proxy Service Denial of Service Vulnerability CVE-2021-34698 8.6 HighOctober 6, 2021
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance URL Filtering Bypass Vulnerability CVE-2021-1534 5.8 MediumOctober 6, 2021
• cisco asyncos, web security appliance (wsa), web security appliance +2 more Cisco Web Security Appliance Privilege Escalation Vulnerability CVE-2021-1359 6.3 MediumJuly 8, 2021
• cisco asyncos, web security appliance (wsa), email security appliance +1 more +3 more Cisco Email Security Appliance and Cisco Web Security Appliance Certificate Validation Vulnerability CVE-2021-1566 7.4 HighJune 16, 2021
• cisco asyncos, web security appliance (wsa) +1 more Cisco Secure Web Appliance Privilege Escalation Vulnerability CVE-2020-3367 5.3 MediumNovember 18, 2020
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance URL Filtering Bypass Vulnerability CVE-2020-3568 5.8 MediumOctober 8, 2020
• cisco asyncos, email security appliance (esa), email security appliance +2 more Cisco Email Security Appliance Denial of Service Vulnerability CVE-2019-1947 8.6 HighSeptember 23, 2020
• cisco asyncos, email security appliance (esa), content security management appliance +1 more +3 more Cisco Email Security Appliance and Cisco Content Security Management Appliance Denial of Service Vulnerability CVE-2019-1983 7.5 HighSeptember 23, 2020
• cisco asyncos, web security appliance (wsa) +1 more Cisco Email Security Appliance, Cisco Content Security Management Appliance, and Cisco Web Security Appliance Information Disclosure Vulnerability CVE-2020-3547 4.3 MediumSeptember 4, 2020
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance Information Disclosure Vulnerability CVE-2020-3546 5.3 MediumSeptember 4, 2020
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance URL Filtering Bypass Vulnerability CVE-2020-3368 5.8 MediumJune 18, 2020
• cisco ironport web security appliance asyncos, ironport web security appliance +1 more Cisco IronPort Web Security Appliance AsyncOS software prior to 7.5 has a SSL Certificate Caching... CVE-2012-0334 6.4 MediumJanuary 15, 2020
• cisco asyncos, web security appliance (wsa), web security appliance +2 more Cisco Web Security Appliance Unauthorized Device Reset Vulnerability CVE-2019-15956 8.8 HighNovember 26, 2019
• cisco asyncos, web security appliance (wsa), web security appliance +2 more Cisco Web Security Appliance Web Proxy Denial of Service Vulnerability CVE-2019-1884 7.7 HighJuly 4, 2019
• cisco web security appliance (wsa), web security appliance, asyncos +2 more Cisco Web Security Appliance HTTPS Certificate Denial of Service Vulnerability CVE-2019-1886 8.6 HighJuly 4, 2019
• cisco asyncos, email security appliance (esa) +1 more Cisco Email Security Appliance URL Filtering Denial of Service Vulnerability CVE-2018-15460 8.6 HighJanuary 10, 2019
• cisco asyncos, web security appliance +1 more A vulnerability in the FTP server of the Cisco Web Security Appliance (WSA) could allow an... CVE-2018-0087 5.6 MediumMarch 8, 2018
• cisco asyncos A vulnerability in the administrative shell of Cisco AsyncOS on Cisco Email Security Appliance ... CVE-2018-0095 7.8 HighJanuary 18, 2018
• cisco asyncos, email security appliance +1 more A vulnerability in the Multipurpose Internet Mail Extensions (MIME) scanner of Cisco AsyncOS... CVE-2017-12353 5.8 MediumNovember 30, 2017
• cisco asyncos, web security appliance +1 more A vulnerability in the Advanced Malware Protection (AMP) file filtering feature of Cisco AsyncOS... CVE-2017-12303 5.3 MediumNovember 16, 2017
• cisco asyncos, email security appliance +1 more A vulnerability in the email message filtering feature of Cisco AsyncOS Software for the Cisco... CVE-2017-12215 7.1 HighSeptember 21, 2017
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