Vulnerability Intelligence Report
CVE-2020-11582
An issue was discovered in Pulse Secure Pulse Connect Secure (PCS) through 2020-04-06. The applet in tncc.jar, executed on macOS, Linux, and Solaris clients when a Host Checker policy is enforced, launches a TCP server that accepts local connections on a random port. This can be reached by local HTTP clients, because up to 25 invalid lines are ignored, and because DNS rebinding can occur. (This server accepts, for example, a setcookie command that might be relevant to CVE-2020-11581 exploitation.)
No Active Exploit Signals
CVSS Base Score
8.8
HIGH
EPSS Probability:0.84%
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 |
|---|---|---|
| pulsesecure | pulse_connect_secure | all |
| apple | macos | all |
| linux | linux_kernel | all |
| oracle | solaris | all |
| pulsesecure | pulse_policy_secure | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.843%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2020-04-06T00:00:00 |
| Published | 2020-04-06T20:03:20 |
| Last Updated | 2024-08-04T11:35:13 |
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