CVE-2018-8788
First published: Mon Oct 22 2018(Updated: )
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.
Credit: cve@checkpoint.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/freerdp | <2.0.0 | 2.0.0 |
| FreeRDP | <=1.2.0 | |
| FreeRDP | =2.0.0-rc1 | |
| FreeRDP | =2.0.0-rc2 | |
| FreeRDP | =2.0.0-rc3 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =16.04 | |
| Ubuntu Linux | =18.04 | |
| Ubuntu Linux | =18.10 | |
| Debian | =8.0 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 | |
| Ubuntu | =18.10 | |
| debian/freerdp2 | 2.3.0+dfsg1-2+deb11u1 2.3.0+dfsg1-2+deb11u3 2.10.0+dfsg1-1 |
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Reference Links
- http://www.securityfocus.com/bid/106938
- https://access.redhat.com/errata/RHSA-2019:0697
- https://github.com/FreeRDP/FreeRDP/commit/d1112c279bd1a327e8e4d0b5f371458bf2579659
- 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-2018-8788
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1671370
- https://bugzilla.redhat.com/show_bug.cgi?id=1671363
- https://security-tracker.debian.org/tracker/CVE-2018-8788
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-8788
- https://nvd.nist.gov/vuln/detail/CVE-2018-8788
- https://ubuntu.com/security/CVE-2018-8788
Frequently Asked Questions
What is the severity of CVE-2018-8788?
CVE-2018-8788 is classified as a high severity vulnerability due to its potential for memory corruption and remote code execution.
How do I fix CVE-2018-8788?
To fix CVE-2018-8788, upgrade FreeRDP to version 2.0.0-rc4 or later.
What software is affected by CVE-2018-8788?
CVE-2018-8788 affects FreeRDP versions prior to 2.0.0-rc4, including several release candidates and earlier stable versions.
What type of vulnerability is CVE-2018-8788?
CVE-2018-8788 is an Out-Of-Bounds Write vulnerability that can lead to memory corruption.
Can CVE-2018-8788 allow for remote code execution?
Yes, CVE-2018-8788 can potentially allow for remote code execution due to the memory corruption caused by the vulnerability.
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