What’s Vulnerable › Vulnerabilities
CVE-2023-39423: Improper Neutralization of Special Elements used in an SQL Command in RDPData.dll
- Severity: critical (CVSS 9.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.6% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2023-09-07 · updated 2026-06-17
- Weakness: CWE-89
Description
The RDPData.dll file exposes the /irmdata/api/common endpoint that handles session IDs, among other features. By using a UNION SQL operator, an attacker can leak the sessions table, obtain the currently valid sessions and impersonate a currently logged-in user.
Affected products
References
- https://bitdefender.com/blog/labs/check-out-with-extra-charges-vulnerabilities-in-hotel-booking-engine-explained
- https://bitdefender.com/blog/labs/check-out-with-extra-charges-vulnerabilities-in-hotel-booking-engine-explained
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