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TI-2005-02275 Aliases CVE-2005-2403GHSA-4rq5-px86-cv23

The login protocol in RealChat 3.5.1b does not use authentication, which allows remote…

Priority LOW 26Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · Partial · None
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

The login protocol in RealChat 3.5.1b does not use authentication, which allows remote attackers to log on as other users by sniffing the beginning of a chat session and replaying it via a modified username.

Why it matters now

EPSS 0.01492 74th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:realchat:realchat:3.5.1b:*:*:*:*:*:*:*3.5.1bVulnerableRealchat
  • cpe:2.3:a:realchat:realchat:3.5.1b:*:*:*:*:*:*:* Versions 3.5.1b Vulnerable ·Realchat

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2005-2403
  2. 2026-10-03 Alias added: GHSA-4rq5-px86-cv23

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences