Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package freerdp (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN9-FREERDP-601483
- published29 Nov 2018
- disclosed29 Nov 2018
Introduced: 29 Nov 2018
CVE-2018-8784 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream freerdp package and not the freerdp package as distributed by Debian.
FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress_segment() that results in a memory corruption and probably even a remote code execution.
References
- https://security-tracker.debian.org/tracker/CVE-2018-8784
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- https://github.com/FreeRDP/FreeRDP/commit/17c363a5162fd4dc77b1df54e48d7bd9bf6b3be7
- http://www.securityfocus.com/bid/106938
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-8784
- https://usn.ubuntu.com/3845-1/