CVE-2017-16927

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.

Category

8.4
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.12%
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2017-16927?
CVE-2017-16927 has been scored as a high severity vulnerability.
How to fix CVE-2017-16927?
To fix CVE-2017-16927, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-16927 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-16927 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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