Veritas Backup Exec Agent known exploited vulnerabilities
We track 3 CVEs in Veritas Backup Exec Agent. All of them are on CISA's Known Exploited Vulnerabilities catalog, meaning CISA has evidence of exploitation in the wild (listed 2023–2023). CISA flags 3 of them as used in ransomware campaigns. The most recent is CVE-2021-27878, added to KEV on .
- CVEs tracked
- 3
- On CISA KEV
- 3
- Ransomware use
- 3
- Rated critical
- 0
Every Veritas Backup Exec Agent CVE we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV | Patch by |
|---|---|---|---|---|---|
| CVE-2021-27878 Veritas Backup Exec Agent Command Execution Vulnerabilityransomware use | [ HIGH ] | 8.8 | 24.0% | ||
| CVE-2021-27877 Veritas Backup Exec Agent Improper Authentication Vulnerabilityransomware use | [ HIGH ] | 8.2 | 64.9% | ||
| CVE-2021-27876 Veritas Backup Exec Agent File Access Vulnerabilityransomware use | [ HIGH ] | 8.1 | 13.5% |
Sorted by date added to KEV. Severity and CVSS as stated by NVD or the vendor; EPSS from FIRST.org. "Patch by" is CISA's BOD 22-01 deadline for US federal agencies, a useful priority signal for everyone else. Machine-readable: /api/v1/vendors/veritas.json.
Every row links to its CVE record with the CISA required action, catalog coverage and primary sources. We describe impact and remediation only; no exploit code. See the full KEV tracker or compare KEV catalogs.