CVE-2017-2839
First published: Tue Apr 24 2018(Updated: )
An exploitable denial of service vulnerability exists within the handling of challenge packets in FreeRDP 2.0.0-beta1+android11. A specially crafted challenge packet can cause the program termination leading to a denial of service condition. An attacker can compromise the server or use man in the middle to trigger this vulnerability.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/freerdp | ||
| FreeRDP | =2.0.0-beta1 | |
| Debian | =8.0 | |
| Debian | =9.0 |
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Reference Links
- http://www.securityfocus.com/bid/99942
- https://www.debian.org/security/2017/dsa-3923
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0341
- http://blog.talosintelligence.com/2017/07/vulnerbility-spotlight-freerdp-multiple.html
- https://github.com/FreeRDP/FreeRDP/commit/03ab68318966c3a22935a02838daaea7b7fbe96c
- https://security-tracker.debian.org/tracker/CVE-2017-2839
Frequently Asked Questions
What is the severity of CVE-2017-2839?
CVE-2017-2839 has a high severity level due to its potential to cause denial of service.
How do I fix CVE-2017-2839?
To fix CVE-2017-2839, upgrade FreeRDP to version 2.0.0 or later.
What types of systems are affected by CVE-2017-2839?
CVE-2017-2839 affects FreeRDP 2.0.0-beta1 on Debian 8.0 and 9.0 systems.
What kind of attack does CVE-2017-2839 enable?
CVE-2017-2839 enables an attacker to perform a denial of service attack by sending crafted challenge packets.
Who is at risk from CVE-2017-2839?
Users of FreeRDP versions prior to the patched release are at risk from CVE-2017-2839.
- collector/security-tracker-debian
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- agent/softwarecombine
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- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/freerdp
- canonical/freerdp
- version/freerdp/2.0.0-beta1
- vendor/debian
- canonical/debian
- version/debian/8.0
- version/debian/9.0