What’s Vulnerable › Vulnerabilities

CVE-2018-1000852

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.7% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2018-12-20 · updated 2026-06-17
• Weakness: CWE-125

Description

FreeRDP FreeRDP 2.0.0-rc3 released version before commit 205c612820dac644d665b5bb1cdf437dc5ca01e3 contains a Other/Unknown vulnerability in channels/drdynvc/client/drdynvc_main.c, drdynvc_process_capability_request that can result in The RDP server can read the client's memory.. This attack appear to be exploitable via RDPClient must connect the rdp server with echo option. This vulnerability appears to have been fixed in after commit 205c612820dac644d665b5bb1cdf437dc5ca01e3.

Affected products

• Canonical Ubuntu Linux: 18.04, 19.10, 20.04
• Fedoraproject Fedora: 28
• FreeRDP: before 2.0.0; 2.0.0, 2.0.0-rc0, 2.0.0-rc1, 2.0.0-rc2 — fixed in 2.0.0

How to fix

Upgrade to a fixed version: FreeRDP 2.0.0. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2019:2157
• https://github.com/FreeRDP/FreeRDP/issues/4866
• https://github.com/FreeRDP/FreeRDP/pull/4871
• https://github.com/FreeRDP/FreeRDP/pull/4871/commits/baee520e3dd9be6511c45a14c5f5e77784de1471
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YVJKO2DR5EY4C4QZOP7SNNBEW2JW6FHX/
• https://usn.ubuntu.com/4379-1/
• https://access.redhat.com/errata/RHSA-2019:2157
• https://github.com/FreeRDP/FreeRDP/issues/4866
• https://github.com/FreeRDP/FreeRDP/pull/4871
• https://github.com/FreeRDP/FreeRDP/pull/4871/commits/baee520e3dd9be6511c45a14c5f5e77784de1471
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YVJKO2DR5EY4C4QZOP7SNNBEW2JW6FHX/
• https://usn.ubuntu.com/4379-1/

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