CVE-2018-8785: Buffer Overflow
First published: Thu Nov 29 2018(Updated: )
FreeRDP prior to version 2.0.0-rc4 contains a Heap-Based Buffer Overflow in function zgfx_decompress() that results in a memory corruption and probably even a remote code execution.
Credit: cve@checkpoint.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeRDP | <=1.2.0 | |
| FreeRDP | =2.0.0-rc1 | |
| FreeRDP | =2.0.0-rc2 | |
| FreeRDP | =2.0.0-rc3 | |
| Ubuntu Linux | =18.04 | |
| Ubuntu Linux | =18.10 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 | |
| debian/freerdp2 | 2.3.0+dfsg1-2+deb11u1 2.3.0+dfsg1-2+deb11u2 2.10.0+dfsg1-1 |
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Reference Links
- http://www.securityfocus.com/bid/106938
- https://github.com/FreeRDP/FreeRDP/commit/602f4a2e14b41703b5f431de3154cd46a5750a2d
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
- https://usn.ubuntu.com/3845-1/
- https://launchpad.net/bugs/cve/CVE-2018-8785
- https://security-tracker.debian.org/tracker/CVE-2018-8785
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8785
- https://nvd.nist.gov/vuln/detail/CVE-2018-8785
- https://ubuntu.com/security/CVE-2018-8785
Frequently Asked Questions
What is the severity of CVE-2018-8785?
CVE-2018-8785 is considered a high severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2018-8785?
To fix CVE-2018-8785, upgrade FreeRDP to version 2.0.0-rc4 or later.
What type of vulnerability is CVE-2018-8785?
CVE-2018-8785 is a Heap-Based Buffer Overflow vulnerability.
Which versions of FreeRDP are affected by CVE-2018-8785?
FreeRDP versions prior to 2.0.0-rc4 are affected by CVE-2018-8785.
What could be the impact of exploiting CVE-2018-8785?
Exploiting CVE-2018-8785 could result in memory corruption and potentially remote code execution.
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