CVE-2026-67297
8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Summary
FreeRDP before 3.29.0 fails to enforce the RESPONSE_SIZE_LIMIT when processing Transfer-Encoding: chunked HTTP responses in http_response_recv_body(). Attackers controlling a malicious RD Gateway endpoint can send oversized chunked response bodies to exhaust client memory resources without triggering the configured size limit.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| FreeRDP | FreeRDP | 0 < 3.29.0 | affected |
| FreeRDP | FreeRDP | 3.29.0 | unaffected |
Weaknesses
- CWE-770: Allocation of Resources Without Limits or Throttling
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-2c6r-4pr4-9x8m
- https://www.vulncheck.com/advisories/freerdp-before-resource-exhaustion-via-chunked-http-response
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