CVE-2020-11047
Last modified
CVE-2020-11047 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bounds read in autodetect_recv_bandwidth_measure_results. A malicious server can extract up to 8 bytes of client memory with a manipulated message by providing a short input and reading the measurement result data. EPSS estimates a 1.71% chance of exploitation in the next 30 days.
Description
In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bounds read in autodetect_recv_bandwidth_measure_results. A malicious server can extract up to 8 bytes of client memory with a manipulated message by providing a short input and reading the measurement result data. This has been patched in 2.0.0.
Metrics
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freerdp | Freerdp | > 1.1.0, < 2.0.0 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 19.10 |
| Canonical | Ubuntu Linux | 20.04 |
| Debian | Debian Linux | 10.0 |
References
- https://github.com/FreeRDP/FreeRDP/commit/f5e73cc7c9cd973b516a618da877c87b80950b65Patch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/issues/6009Exploit, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9fw6-m2q8-h5pwThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4379-1/Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/commit/f5e73cc7c9cd973b516a618da877c87b80950b65Patch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/issues/6009Exploit, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-9fw6-m2q8-h5pwThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlMailing List, Third Party Advisory
- https://usn.ubuntu.com/4379-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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Related CVEs from 2020
- CVE-2020-11041In FreeRDP less than or equal to 2.0.0, an outside controlle…2.7
- CVE-2020-11042In FreeRDP greater than 1.1 and before 2.0.0, there is an ou…5.9
- CVE-2020-11043In FreeRDP less than or equal to 2.0.0, there is an out-of-b…2.7
- CVE-2020-11044In FreeRDP greater than 1.2 and before 2.0.0, a double free …2.2
- CVE-2020-11045In FreeRDP after 1.0 and before 2.0.0, there is an out-of-bo…3.3
- CVE-2020-11046In FreeRDP after 1.0 and before 2.0.0, there is a stream out…2.2
- CVE-2020-11048In FreeRDP after 1.0 and before 2.0.0, there is an out-of-bo…2.2
- CVE-2020-11049In FreeRDP after 1.1 and before 2.0.0, there is an out-of-bo…2.2
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