Vulnerability Intelligence Report
CVE-2018-20764
A buffer overflow exists in HelpSystems tcpcrypt on Linux, used for BoKS encrypted telnet through BoKS version 6.7.1. Since tcpcrypt is setuid, exploitation leads to privilege escalation.
No Active Exploit Signals
CVSS Base Score
9.8
CRITICAL
EPSS Probability:1.19%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
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SSVC Action
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Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| helpsystems | boks | all |
| linux | linux_kernel | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
1.185%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2019-02-08T00:00:00 |
| Published | 2019-02-08T17:00:00 |
| Patch Date | 2019-02-08 |
| Last Updated | 2024-08-05T12:12:27 |
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