CVE-2018-20178
UnknownEPSS 4.34%
Last modified
CVE-2018-20178 is a vulnerability of currently unknown severity. rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function process_demand_active() that results in a Denial of Service (segfault).. EPSS estimates a 4.34% chance of exploitation in the next 30 days.
Description
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function process_demand_active() that results in a Denial of Service (segfault).
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rdesktop | Rdesktop | <= 1.8.3 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
References
- http://www.securityfocus.com/bid/106938Third Party Advisory, VDB Entry
- https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00030.htmlMailing List, Third Party Advisory
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/201903-06Third Party Advisory
- https://www.debian.org/security/2019/dsa-4394Third Party Advisory
- http://www.securityfocus.com/bid/106938Third Party Advisory, VDB Entry
- https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/02/msg00030.htmlMailing List, Third Party Advisory
- https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/Exploit, Third Party Advisory
- https://security.gentoo.org/glsa/201903-06Third Party Advisory
- https://www.debian.org/security/2019/dsa-4394Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-20178?
rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in the function process_demand_active() that results in a Denial of Service (segfault).
How severe is CVE-2018-20178?
Severity scoring for CVE-2018-20178 is pending analysis. The EPSS model estimates a 4.34% probability of exploitation in the next 30 days.
How do I fix CVE-2018-20178?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2018-20178?
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Scan your code nowSource: NVD / NIST