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Thu, 03 Sep 2026 14:30:00 +0000
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ssvc
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Thu, 03 Sep 2026 12:15:00 +0000
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threat_severity
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threat_severity
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Thu, 03 Sep 2026 01:15:00 +0000
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| Description | FreeRDP versions 3.0.0 through 3.30.0 (before 3.31.0) transmit uninitialized heap memory in Save Session Info PDU reserved padding fields. Three PDU writers in libfreerdp/core/info.c (rdp_write_logon_info_v2, rdp_write_logon_info_plain, and rdp_write_logon_info_ex) use Stream_Seek instead of Stream_Zero for reserved pad bytes (up to 576 bytes), leaving previously freed heap contents in the outgoing PDU. Because the send buffer is allocated with malloc (not zeroed), stale heap data — which may include cleartext credentials from prior sessions — can be sent to the receiving peer. FreeRDP-based servers using rdpUpdate::SaveSessionInfo and freerdp-proxy (which forwards these PDUs) are affected, allowing disclosure of server/proxy process memory to a downstream client. | |
| Title | FreeRDP before 3.31.0 Information Disclosure via uninitialized heap memory | |
| First Time appeared |
Freerdp
Freerdp freerdp |
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| Weaknesses | CWE-908 | |
| CPEs | cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Freerdp
Freerdp freerdp |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-09-03T13:58:37.769Z
Reserved: 2026-09-02T23:52:57.051Z
Link: CVE-2026-85089
Updated: 2026-09-03T13:58:12.568Z
Status : Received
Published: 2026-09-03T13:06:20.277
Modified: 2026-09-03T14:17:04.260
Link: CVE-2026-85089
OpenCVE Enrichment
Updated: 2026-09-03T10:00:11Z