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Vulnerabilities / CVE-2018-8786

critical

CVE-2018-8786

freerdp: Integer truncation leading to heap-based buffer overflow in update_read_bitmap_update() function

Published Modified CWE 680, 681, 787
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat8.1CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD. Rated lower by Red Hat (high), Amazon (high), Oracle (high), Ubuntu (medium).

Description

FreeRDP prior to version 2.0.0-rc4 contains an Integer Truncation that leads to a Heap-Based Buffer Overflow in function update_read_bitmap_update() and results in a memory corruption and probably even a remote code execution.

Affected packages and fixed versions

SourcePackageFixed in
alpine 3.10freerdp2.0.0_rc4-r0
alpine 3.11freerdp2.0.0_rc4-r0
alpine 3.12freerdp2.0.0_rc4-r0
alpine 3.13freerdp2.0.0_rc4-r0
alpine 3.14freerdp2.0.0_rc4-r0
alpine 3.15freerdp2.0.0_rc4-r0
alpine 3.16freerdp2.0.0_rc4-r0
alpine 3.17freerdp2.0.0_rc4-r0
alpine 3.18freerdp2.0.0_rc4-r0
alpine 3.19freerdp2.0.0_rc4-r0
alpine 3.20freerdp2.0.0_rc4-r0
alpine 3.21freerdp2.0.0_rc4-r0
Show all 49 entries from 32 sources
SourcePackageFixed in
alpine 3.10freerdp2.0.0_rc4-r0
alpine 3.11freerdp2.0.0_rc4-r0
alpine 3.12freerdp2.0.0_rc4-r0
alpine 3.13freerdp2.0.0_rc4-r0
alpine 3.14freerdp2.0.0_rc4-r0
alpine 3.15freerdp2.0.0_rc4-r0
alpine 3.16freerdp2.0.0_rc4-r0
alpine 3.17freerdp2.0.0_rc4-r0
alpine 3.18freerdp2.0.0_rc4-r0
alpine 3.19freerdp2.0.0_rc4-r0
alpine 3.20freerdp2.0.0_rc4-r0
alpine 3.21freerdp2.0.0_rc4-r0
alpine 3.22freerdp2.0.0_rc4-r0
alpine 3.22freerdp22.0.0_rc4-r0
alpine 3.23freerdp2.0.0_rc4-r0
alpine 3.23freerdp22.0.0_rc4-r0
alpine 3.24freerdp2.0.0_rc4-r0
alpine 3.24freerdp22.0.0_rc4-r0
alpine 3.9freerdp2.0.0_rc4-r0
alpine edgefreerdp2.0.0_rc4-r0
alpine edgefreerdp22.0.0_rc4-r0
amazon linux 2freerdp1.0.2-15.amzn2.0.1
amazon linux 2freerdp-debuginfo1.0.2-15.amzn2.0.1
amazon linux 2freerdp-devel1.0.2-15.amzn2.0.1
amazon linux 2freerdp-libs1.0.2-15.amzn2.0.1
amazon linux 2freerdp-plugins1.0.2-15.amzn2.0.1
debian 11freerdp22.0.0~git20181120.1.e21b72c95+dfsg1-1
debian 12freerdp22.0.0~git20181120.1.e21b72c95+dfsg1-1
debian 8freerdp1.1.0~git20140921.1.440916e+dfsg1-13~deb8u3
debian 9freerdp1.1.0~git20140921.1.440916e+dfsg1-13+deb9u3
echofreerdp22.0.0~git20181120.1.e21b72c95+dfsg1-1
Oracle Linux 7freerdp1.0.2-15.el7_6.1
Oracle Linux 7freerdp-devel1.0.2-15.el7_6.1
Oracle Linux 7freerdp-libs1.0.2-15.el7_6.1
Oracle Linux 7freerdp-plugins1.0.2-15.el7_6.1
Red Hatfreerdpno fix listed
Red Hatfreerdp-develno fix listed
Red Hatfreerdp-libsno fix listed
Red Hatfreerdp-pluginsno fix listed
ubuntu 14.04freerdp1.0.2-2ubuntu1.2
ubuntu 16.04freerdp1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3
ubuntu 16.04-ESMfreerdp1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3
ubuntu 18.04freerdp1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1
ubuntu 18.04freerdp22.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1
ubuntu 18.04-ESMfreerdp1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.04.1
ubuntu 18.04-ESMfreerdp22.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1
ubuntu 18.10freerdp1.1.0~git20140921.1.440916e+dfsg1-15ubuntu1.18.10.1
ubuntu 18.10freerdp22.0.0~git20180411.1.7a7b1802+dfsg1-2ubuntu0.1
ubuntu 19.04freerdp22.0.0~git20181120.1.e21b72c95+dfsg1-1

References

All 15 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.