Out-of-bounds Write Affecting freerdp2 package, versions <2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1
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-UBUNTU1804-FREERDP2-260104
- published29 Nov 2018
- disclosed29 Nov 2018
Introduced: 29 Nov 2018
CVE-2018-8788 (opens in a new tab)How to fix?
Upgrade Ubuntu:18.04 freerdp2 to version 2.0.0~git20170725.1.1648deb+dfsg1-7ubuntu0.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream freerdp2 package and not the freerdp2 package as distributed by Ubuntu.
See How to fix? for Ubuntu:18.04 relevant fixed versions and status.
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-8788
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8788
- https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html
- https://security-tracker.debian.org/tracker/CVE-2018-8788
- https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659
- https://access.redhat.com/errata/RHSA-2019:0697
- http://www.securityfocus.com/bid/106938
- https://usn.ubuntu.com/3845-1/
- https://usn.ubuntu.com/3845-2/