Cross-site scripting in Cisco Secure Email
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
A vulnerability in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email Gateway could allow an authenticated, remote attacker to conduct an XSS attack against a user of the interface.r This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected interface or access sensitive, browser-based information.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco Secure Email | 11.0.3-238; 11.1.0-069; 11.1.0-131; 11.1.0-128; 12.0.0-419; 12.1.0-071; 12.1.0-087; 12.1.0-089; 13.0.0-392; 13.0.5-007; 13.5.1-277; 13.5.4-038; 12.5.0-066; 12.5.4-041; 12.5.3-041; 14.0.0-698; 14.2.0-620; 14.2.1-020; 14.3.0-032; 15.0.0-104; 15.0.1-030; 15.5.0-048 | — | No fix listed | CNA |
- Cisco Secure Email VendorCisco Affected 11.0.3-238; 11.1.0-069; 11.1.0-131; 11.1.0-128; 12.0.0-419; 12.1.0-071; 12.1.0-087; 12.1.0-089; 13.0.0-392; 13.0.5-007; 13.5.1-277; 13.5.4-038; 12.5.0-066; 12.5.4-041; 12.5.3-041; 14.0.0-698; 14.2.0-620; 14.2.1-020; 14.3.0-032; 15.0.0-104; 15.0.1-030; 15.5.0-048 Fixed in — No fix listed CNA
CPE configurations NVD · 28
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:asyncos:11.0.3-238:*:*:*:*:*:*:* | 11.0.3-238 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:11.1.0-069:*:*:*:*:*:*:* | 11.1.0-069 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:11.1.0-128:*:*:*:*:*:*:* | 11.1.0-128 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:11.1.0-131:*:*:*:*:*:*:* | 11.1.0-131 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.0.0-419:*:*:*:*:*:*:* | 12.0.0-419 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.1.0-071:*:*:*:*:*:*:* | 12.1.0-071 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.1.0-087:*:*:*:*:*:*:* | 12.1.0-087 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.1.0-089:*:*:*:*:*:*:* | 12.1.0-089 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.5.0-066:*:*:*:*:*:*:* | 12.5.0-066 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:12.5.3-041:*:*:*:*:*:*:* | 12.5.3-041 | Vulnerable | Cisco |
- cpe:2.3:o:cisco:asyncos:11.0.3-238:*:*:*:*:*:*:* Versions 11.0.3-238 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:11.1.0-069:*:*:*:*:*:*:* Versions 11.1.0-069 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:11.1.0-128:*:*:*:*:*:*:* Versions 11.1.0-128 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:11.1.0-131:*:*:*:*:*:*:* Versions 11.1.0-131 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.0.0-419:*:*:*:*:*:*:* Versions 12.0.0-419 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.1.0-071:*:*:*:*:*:*:* Versions 12.1.0-071 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.1.0-087:*:*:*:*:*:*:* Versions 12.1.0-087 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.1.0-089:*:*:*:*:*:*:* Versions 12.1.0-089 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.5.0-066:*:*:*:*:*:*:* Versions 12.5.0-066 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:12.5.3-041:*:*:*:*:*:*:* Versions 12.5.3-041 Vulnerable ·Cisco
Show 18 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:cisco:asyncos:12.5.4-041:*:*:*:*:*:*:* | 12.5.4-041 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:13.0.0-392:*:*:*:*:*:*:* | 13.0.0-392 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:13.0.5-007:*:*:*:*:*:*:* | 13.0.5-007 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:13.5.1-277:*:*:*:*:*:*:* | 13.5.1-277 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:13.5.4-038:*:*:*:*:*:*:* | 13.5.4-038 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:14.0.0-698:*:*:*:*:*:*:* | 14.0.0-698 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:14.2.0-620:*:*:*:*:*:*:* | 14.2.0-620 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:14.2.1-020:*:*:*:*:*:*:* | 14.2.1-020 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:14.3.0-032:*:*:*:*:*:*:* | 14.3.0-032 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:15.0.0-104:*:*:*:*:*:*:* | 15.0.0-104 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:15.0.1-030:*:*:*:*:*:*:* | 15.0.1-030 | Vulnerable | Cisco |
| cpe:2.3:o:cisco:asyncos:15.5.0-048:*:*:*:*:*:*:* | 15.5.0-048 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c100v:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c300v:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c600v:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:secure_email_gateway_c195:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:secure_email_gateway_c395:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
| cpe:2.3:h:cisco:secure_email_gateway_c695:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Cisco |
- cpe:2.3:o:cisco:asyncos:12.5.4-041:*:*:*:*:*:*:* Versions 12.5.4-041 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:13.0.0-392:*:*:*:*:*:*:* Versions 13.0.0-392 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:13.0.5-007:*:*:*:*:*:*:* Versions 13.0.5-007 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:13.5.1-277:*:*:*:*:*:*:* Versions 13.5.1-277 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:13.5.4-038:*:*:*:*:*:*:* Versions 13.5.4-038 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:14.0.0-698:*:*:*:*:*:*:* Versions 14.0.0-698 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:14.2.0-620:*:*:*:*:*:*:* Versions 14.2.0-620 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:14.2.1-020:*:*:*:*:*:*:* Versions 14.2.1-020 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:14.3.0-032:*:*:*:*:*:*:* Versions 14.3.0-032 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:15.0.0-104:*:*:*:*:*:*:* Versions 15.0.0-104 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:15.0.1-030:*:*:*:*:*:*:* Versions 15.0.1-030 Vulnerable ·Cisco
- cpe:2.3:o:cisco:asyncos:15.5.0-048:*:*:*:*:*:*:* Versions 15.5.0-048 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c100v:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c300v:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway_virtual_appliance_c600v:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:secure_email_gateway_c195:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:secure_email_gateway_c395:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
- cpe:2.3:h:cisco:secure_email_gateway_c695:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Cisco
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-20257
- 2026-10-03 Alias added: GHSA-f37v-v67w-4jmp
References
Advisory 1
More Cisco Asyncos vulnerabilities
- TI-2026-74174 Arbitrary file write in Cisco Secure Email Gateway via AMP feature KEVCVSS 3.1CRITICAL 9.8
- TI-2026-53489 Cisco Secure Email Gateway SQL Injection Vulnerability KEVCVSS 3.1CRITICAL 9.8
- TI-2025-14683 Cisco Secure Email Gateway and Cisco Secure Email and Web Manager Remote Command Execution Vulnerability KEVCVSS 3.1CRITICAL 10.0
- TI-2021-13698 Cisco Web Security Appliance Proxy Service Denial of Service Vulnerability CVSS 3.1HIGH 8.6
- TI-2018-11020 Cisco Email Security Appliance URL Filtering Denial of Service Vulnerability CVSS 3.1HIGH 8.6
- TI-2019-01567 Cisco Email Security Appliance Denial of Service Vulnerability CVSS 3.1HIGH 8.6
Sources
- CVE-2024-20257 · CVE Program
- CVE-2024-20257 · NVD
- FIRST EPSS
- GHSA-f37v-v67w-4jmp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences