CVE detail
CVE-2023-2868: Barracuda Networks ESG Appliance Improper Input Validation Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Barracuda Networks · Email Security Gateway (ESG) Appliance
- Date added (KEV)
- May 26, 2023
- CISA due date
- Jun 16, 2023
- Ransomware campaign use
- Unknown
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Plain English
Technical detail
From CISA
Barracuda Email Security Gateway (ESG) appliance contains an improper input validation vulnerability of a user-supplied .tar file, leading to remote command injection.
https://status.barracuda.com/incidents/34kx82j5n4q9; https://nvd.nist.gov/vuln/detail/CVE-2023-2868
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- https://status.barracuda.com/incidents/34kx82j5n4q9Vendor Advisory
- https://www.barracuda.com/company/legal/esg-vulnerabilityMitigationVendor Advisory
- https://status.barracuda.com/incidents/34kx82j5n4q9Vendor Advisory
- https://www.barracuda.com/company/legal/esg-vulnerabilityMitigationVendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-2868US Government Resource
Other recent CVEs from Barracuda Networks
- CVE-2026-111560Multiple Products, Barracuda Networks Multiple Products OS Command Injection Vulnerability
- CVE-2026-116606Barracuda Email Security Gateway (ESG), Barracuda Networks Email Security Gateway (ESG) Authentication Bypass Using an Alternate Path or Channel Vulnerability