CVE-2017-16927

Severity: high (CVSS 8.4 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-11-23 · updated 2026-06-17
Weakness: CWE-119

Description

The scp_v0s_accept function in sesman/libscp/libscp_v0.c in the session manager in xrdp through 0.9.4 uses an untrusted integer as a write length, which allows local users to cause a denial of service (buffer overflow and application crash) or possibly have unspecified other impact via a crafted input stream.

Affected products

Debian Linux: 7.0
neutrinolabs xrdp: through 0.9.4

References

https://github.com/neutrinolabs/xrdp/pull/958
https://groups.google.com/forum/#%21topic/xrdp-devel/PmVfMuy_xBA
https://lists.debian.org/debian-lts-announce/2017/12/msg00005.html
https://github.com/neutrinolabs/xrdp/pull/958
https://groups.google.com/forum/#%21topic/xrdp-devel/PmVfMuy_xBA
https://lists.debian.org/debian-lts-announce/2017/12/msg00005.html

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