Vulnerability Analysis
CVE-2021-27877
An issue was discovered in Veritas Backup Exec before 21.2. It supports multiple authentication schemes: SHA authentication is one of these. This authentication scheme is no longer used in current versions of the product, but hadn't yet been disabled. An attacker could remotely exploit this scheme to gain unauthorized access to an Agent and execute privileged commands.
CISA KEV
Nuclei Template
CVSS Base Score
8.2
HIGH
Exploitability:3.9
Impact Score:4.3
Temporal Score:-
EPSS:64.91%
Threat Intelligence Signals
CISA KEV
YES
KEV Date Added
2023-04-07
Ransomware Use
Known
KEV Due Date
2023-04-28
VulnCheck In-the-Wild
No
Nuclei Template
YES
EPSS Score
64.910%
EPSS Percentile
99.1th pct
GHSA ID
GitHub Severity
CRITICAL
SSVC Exploitation
—
SSVC Automatable
—
Vulnerability Class
—
Identity & Timeline
| Status | - |
| Assigning Authority | - |
| CVSS Version / Source | - |
| Reserved | - |
| Published | - |
| Patch Date (date_public) | - |
| Exploit DB Date | - |
| First GitHub PoC Date | - |
| Last Updated | - |
| Time to Patch (Days to fix) | - |
| Exploit Release Gap | - |
| PoC Release Gap | - |
| Exploit DB References | None identified |
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| No affected products specified. | ||
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