CVE-2000-0784: sshd program in the Rapidstream 2.1 Beta VPN appliance has a hard-coded "rsadmin" account with a null password

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HIGH 10.0MITIGATE

CVE-2000-0784 is a high-severity flaw (CVSS 10.0) affecting rapidstream. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

sshd program in the Rapidstream 2.1 Beta VPN appliance has a hard-coded "rsadmin" account with a null password, which allows remote attackers to execute arbitrary commands via ssh.

Why this priority

Critical severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	10.0 (High)
EPSS exploit chance	3.1% (top 12%)
CISA exploited list	No
Published	2000-10-20
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rapidstream

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2000-10-20 04:00 UTCPublished CVE record published
2026-06-16 21:52 UTCUpdated Record last modified

rapidstream rapidstream MITIGATE

Affected: 2000 · 4000 · 6000 · 8000

Fixed in: no fixed release known

Safe to downgrade to: a release before 2000

Firmware

Install the latest firmware from the vendor advisory; if none, apply the vendor workaround.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2000-0784?

rapidstream: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2000-0784 being exploited?

CVE-2000-0784 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2000-0784 affect?

CVE-2000-0784 affects rapidstream. Severity is high (CVSS 10.0). sshd program in the Rapidstream 2.1 Beta VPN appliance has a hard-coded "rsadmin" account with a null password, which allows remote attackers to execute arbitrary commands via ssh.

How urgent is CVE-2000-0784?

Priority 57/100. Critical severity

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CVE-2002-1520 HIGH 10.0 MITIGATE MITIGATE The CLI interface for WatchGuard Firebox Vclass 3.2 and earlier, and RSSA Appliance 3.0.2, does not properly c
CVE-2002-1519 HIGH 10.0 MITIGATE MITIGATE Format string vulnerability in the CLI interface for WatchGuard Firebox Vclass 3.2 and earlier, and RSSA Appli

References

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