CVE-2026-116606Authentication Bypass Allows Global Configuration Restore in Barracuda Email Security Gateway
Aktif olarak istismar ediliyor — Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability
CISA bu açığın gerçek saldırılarda kullanıldığını 10.11.2026 tarihinde doğruladı. ABD federal kurumları için düzeltme son tarihi: 13.11.2026.
Gerekli işlem: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection ; https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-116606
Açıklama
An authentication bypass in Barracuda Email Security Gateway versions earlier than 9.4.0.030 allows an unauthenticated remote attacker to invoke a configuration-import function and restore a crafted, compatible backup archive, resulting in unauthorized modification of the appliance’s global configuration.
Veri: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Bilgiler kaynaktaki haliyle, İngilizce yayımlanır.
Etkilenen ürünler ve sürümler
| Üretici | Ürün | Sürümler | |
|---|---|---|---|
| Barracuda Networks | Barracuda Email Security Gateway (ESG) | < 9.4.0.030 |
Kaynaklar ve yamalar
- https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2026/MNDT-2026-0042.md third-party-advisory
- https://trust.barracuda.com/security/pre-authentication-authorization-bypass-command-injection vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116606