CVE-2023-20028
CVE-2023-20028 is a medium-severity vulnerability in Cisco Secure Email And Web Manager with a CVSS 3.x base score of 5.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.
Key facts
- Severity: Medium (CVSS 3.x base score 5.4)
- EPSS exploit prediction: 0% (38th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-79
- Affected product: Cisco Secure Email And Web Manager
- Published:
- Last modified:
Description
Multiple vulnerabilities in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager; Cisco Secure Email Gateway, formerly Cisco Email Security Appliance (ESA); and Cisco Secure Web Appliance, formerly Cisco Web Security Appliance (WSA), could allow a remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.
Frequently asked questions
- What is CVE-2023-20028?
- Multiple vulnerabilities in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager; Cisco Secure Email Gateway, formerly Cisco Email Security Appliance (ESA); and Cisco Secure Web Appliance, formerly Cisco Web Security Appliance (WSA), could allow a remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.
- How severe is CVE-2023-20028?
- CVE-2023-20028 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2023-20028 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-20028?
- CVE-2023-20028 primarily affects Cisco Secure Email And Web Manager. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2023-20028?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-20028 published?
- CVE-2023-20028 was published on 2023-06-28 and last updated on 2026-06-17.
References
Affected products (15)
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.0-418:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-033:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-053:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-050:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-256:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_gateway:14.0.0-418:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_gateway:14.0.1-033:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_gateway:14.0.1-053:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_gateway:15.0.0-050:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:secure_email_gateway:15.0.0-256:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:web_security_appliance:14.0.0-418:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:web_security_appliance:14.0.1-033:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:web_security_appliance:14.0.1-053:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:web_security_appliance:15.0.0-050:*:*:*:*:*:*:*
- cpe:2.3:a:cisco:web_security_appliance:15.0.0-256:*:*:*:*:*:*:*
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