CVE-2020-11099
MEDIUMCVSS 6.5/10EPSS 2.11%
Last modified
CVE-2020-11099 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In FreeRDP before version 2.1.2, there is an out of bounds read in license_read_new_or_upgrade_license_packet. A manipulated license packet can lead to out of bound reads to an internal buffer. EPSS estimates a 2.11% chance of exploitation in the next 30 days.
Description
In FreeRDP before version 2.1.2, there is an out of bounds read in license_read_new_or_upgrade_license_packet. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freerdp | Freerdp | < 2.1.2 |
| Opensuse | Leap | 15.1 |
| Fedoraproject | Fedora | 31 |
| Fedoraproject | Fedora | 32 |
| Canonical | Ubuntu Linux | 18.04 |
| Canonical | Ubuntu Linux | 20.04 |
| Debian | Debian Linux | 10.0 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlThird Party Advisory
- http://www.freerdp.com/2020/06/22/2_1_2-releasedRelease Notes, Vendor Advisory
- https://github.com/FreeRDP/FreeRDP/commit/6ade7b4cbfd71c54b3d724e8f2d6ac76a58e879aPatch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-977w-866x-4v5hThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlIssue Tracking, Third Party Advisory
- https://usn.ubuntu.com/4481-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlThird Party Advisory
- http://www.freerdp.com/2020/06/22/2_1_2-releasedRelease Notes, Vendor Advisory
- https://github.com/FreeRDP/FreeRDP/commit/6ade7b4cbfd71c54b3d724e8f2d6ac76a58e879aPatch, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-977w-866x-4v5hThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlIssue Tracking, Third Party Advisory
- https://usn.ubuntu.com/4481-1/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-11099?
In FreeRDP before version 2.1.2, there is an out of bounds read in license_read_new_or_upgrade_license_packet. A manipulated license packet can lead to out of bound reads to an internal buffer. This is fixed in version 2.1.2.
How severe is CVE-2020-11099?
CVE-2020-11099 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.11% probability of exploitation in the next 30 days.
How do I fix CVE-2020-11099?
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.
Are you affected by CVE-2020-11099?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST