CVE-2020-4032
First published: Mon Jun 22 2020(Updated: )
In FreeRDP before version 2.1.2, there is an integer casting vulnerability in update_recv_secondary_order. All clients with +glyph-cache /relax-order-checks are affected. This is fixed in version 2.1.2.
Credit: security-advisories@github.com security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeRDP FreeRDP | <2.1.2 | |
| Fedoraproject Fedora | =31 | |
| Fedoraproject Fedora | =32 | |
| openSUSE Leap | =15.1 | |
| Canonical Ubuntu Linux | =18.04 | |
| Canonical Ubuntu Linux | =20.04 | |
| Debian Debian Linux | =10.0 | |
| ubuntu/freerdp2 | <2.2.0+dfsg1-0ubuntu0.18.04.1 | 2.2.0+dfsg1-0ubuntu0.18.04.1 |
| ubuntu/freerdp2 | <2.2.0+dfsg1-0ubuntu0.20.04.1 | 2.2.0+dfsg1-0ubuntu0.20.04.1 |
| debian/freerdp2 | <=2.0.0~git20190204.1.2693389a+dfsg1-1+deb10u2 | 2.3.0+dfsg1-2+deb10u4 2.3.0+dfsg1-2+deb11u1 2.10.0+dfsg1-1 2.11.2+dfsg1-1 2.11.5+dfsg1-1 |
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Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html
- http://www.freerdp.com/2020/06/22/2_1_2-released
- https://github.com/FreeRDP/FreeRDP/commit/e7bffa64ef5ed70bac94f823e2b95262642f5296
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3898-mc89-x2vc
- https://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/
- https://usn.ubuntu.com/4481-1/
- https://launchpad.net/bugs/cve/CVE-2020-4032
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6Y35HBHG2INICLSGCIKNAR7GCXEHQACQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XOZLH35OJWIQLM7FYDXAP2EAUBDXE76V/
- https://security-tracker.debian.org/tracker/CVE-2020-4032
- https://ubuntu.com/security/notices/USN-4481-1
- https://www.cve.org/CVERecord?id=CVE-2020-4032
- https://nvd.nist.gov/vuln/detail/CVE-2020-4032
- https://ubuntu.com/security/CVE-2020-4032
Frequently Asked Questions
What is the severity of CVE-2020-4032?
The severity of CVE-2020-4032 is medium.
How does CVE-2020-4032 affect FreeRDP?
CVE-2020-4032 affects FreeRDP versions before 2.1.2.
What is the remedy for CVE-2020-4032 on Ubuntu?
The remedy for CVE-2020-4032 on Ubuntu is to update to version 2.2.0+dfsg1-0ubuntu0.18.04.1 for Bionic and 2.2.0+dfsg1-0ubuntu0.20.04.1 for Focal.
What is the remedy for CVE-2020-4032 on Debian?
The remedy for CVE-2020-4032 on Debian is to update to version 2.3.0+dfsg1-2+deb10u3, 2.3.0+dfsg1-2+deb11u1, 2.10.0+dfsg1-1, or 2.11.2+dfsg1-1.
Where can I find more information about CVE-2020-4032?
You can find more information about CVE-2020-4032 on the MITRE CVE database and the FreeRDP website.
- collector/nvd-api
- collector/nvd-index
- agent/type
- agent/first-publish-date
- agent/last-modified-date
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
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- agent/software-canonical-lookup
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- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- vendor/freerdp
- canonical/freerdp freerdp
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/31
- version/fedoraproject fedora/32
- vendor/opensuse
- canonical/opensuse leap
- version/opensuse leap/15.1
- vendor/canonical
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- version/canonical ubuntu linux/18.04
- version/canonical ubuntu linux/20.04
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0
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- package-manager/ubuntu