VDB
CVE-2026-20104
CVE-2026-20104
PUBLISHED
CVSS 6.099999904632568 MEDIUM
De multiples vulnérabilités ont été découvertes dans Cisco IOS et IOS XE. Elles permettent à un attaquant de provoquer un déni de service à distance et un contournement de la politique de sécurité.
EPSS 0.05% · 17.2th percentile
Risk Scores
CVSS 3.1
6.099999904632568
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS Score
0.05%
17.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | IOS | |
| Cisco | IOS XE | |
| Cisco | Cisco IOS XE Software | 16.12.6, 16.12.6a, 16.12.7 |
Exploit Intelligence
- cisco-sa-iosxe-tls-dos-TVgLDEZL (circl)
- CIRCL seen: CVE-2026-20104 (circl-sighting)
- CIRCL seen: CVE-2026-20104 (circl-sighting)
- CIRCL seen: CVE-2026-20104 (circl-sighting)
- CIRCL seen: CVE-2026-20104 (circl-sighting)
- cisco-sa-xe-secureboot-bypass-B6uYxYSZ (circl)
- CIRCL seen: CVE-2026-20004 (circl-sighting)
- CIRCL seen: CVE-2026-20004 (circl-sighting)
- CIRCL seen: CVE-2026-20004 (circl-sighting)
- CIRCL seen: CVE-2026-20004 (circl-sighting)
…and 1 more exploits
Timeline
- Mar 25, 2026 Coalition ESS Score
- Mar 25, 2026 CVE Published
- Mar 25, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 PoC Published
- Mar 26, 2026 CVE Updated
- Mar 29, 2026 Security Advisory
- May 18, 2026 EPSS Score
- May 19, 2026 EPSS Score
References
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-asa-ftd-ios-dos-kPEpQGGK advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-xe-secureboot-bypass-B6uYxYSZ advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-bootp-WuBhNBxA advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-wlc-dos-hnX5KGOm advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-iosxe-tls-dos-TVgLDEZL advisory
- https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ios-http-dos-sbv8XRpL advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-20104 advisory