CVE-2018-8789
First published: Thu Nov 29 2018(Updated: )
FreeRDP prior to version 2.0.0-rc4 contains several Out-Of-Bounds Reads in the NTLM Authentication module that results in a Denial of Service (segfault).
Credit: cve@checkpoint.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/freerdp2 | 2.3.0+dfsg1-2+deb11u1 2.3.0+dfsg1-2+deb11u3 2.10.0+dfsg1-1 | |
| FreeRDP | <=1.2.0 | |
| FreeRDP | =2.0.0-rc1 | |
| FreeRDP | =2.0.0-rc2 | |
| FreeRDP | =2.0.0-rc3 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 | |
| Debian Linux | =8.0 |
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Reference Links
- http://www.securityfocus.com/bid/106938
- https://github.com/FreeRDP/FreeRDP/commit/2ee663f39dc8dac3d9988e847db19b2d7e3ac8c6
- https://lists.debian.org/debian-lts-announce/2019/02/msg00015.html
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- https://usn.ubuntu.com/3845-1/
- https://usn.ubuntu.com/3845-2/
- https://launchpad.net/bugs/cve/CVE-2018-8789
- https://security-tracker.debian.org/tracker/CVE-2018-8789
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8789
- https://nvd.nist.gov/vuln/detail/CVE-2018-8789
- https://ubuntu.com/security/CVE-2018-8789
Frequently Asked Questions
What is the severity of CVE-2018-8789?
CVE-2018-8789 is classified as a Denial of Service vulnerability due to out-of-bounds reads that can lead to a segmentation fault.
How do I fix CVE-2018-8789?
To fix CVE-2018-8789, upgrade FreeRDP to version 2.3.0+dfsg1-2+deb11u1 or 2.10.0+dfsg1-1 or later.
Which versions of FreeRDP are affected by CVE-2018-8789?
FreeRDP versions prior to 2.0.0-rc4 are affected by CVE-2018-8789, including all 2.0.0 release candidates and earlier.
What types of systems are impacted by CVE-2018-8789?
CVE-2018-8789 affects systems running vulnerable versions of FreeRDP, including specific Debian and Ubuntu Linux distributions.
What are the consequences of not addressing CVE-2018-8789?
Failure to address CVE-2018-8789 may result in unexpected crashes and service disruptions due to the Denial of Service vulnerability.
- agent/weakness
- agent/type
- collector/launchpad-cve
- source/Launchpad
- agent/remedy
- agent/severity
- collector/usn-cve
- source/Ubuntu
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- collector/mitre-cve
- source/MITRE
- agent/first-publish-date
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- agent/last-modified-date
- agent/trending
- agent/source
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- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- collector/nvd-cve
- source/NVD
- agent/software-canonical-lookup-request
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- package-manager/debian
- vendor/freerdp
- canonical/freerdp
- version/freerdp/1.2.0
- version/freerdp/2.0.0-rc1
- version/freerdp/2.0.0-rc2
- version/freerdp/2.0.0-rc3
- vendor/canonical
- canonical/ubuntu
- version/ubuntu/14.04
- version/ubuntu/16.04
- version/ubuntu/18.04
- version/ubuntu/18.10
- vendor/debian
- canonical/debian linux
- version/debian linux/8.0