CVE-2020-11040
published 2020-05-29CVE-2020-11040: In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This…
PriorityP410low2.7CVSS 3.1
AVNACLPRHUINSUCNINAL
EPSS
1.61%
73.4th percentile
In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This has been patched in 2.1.0.
Affected
5 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | freerdp2 | < freerdp2 2.1.1+dfsg1-1 (bookworm) | freerdp2 2.1.1+dfsg1-1 (bookworm) |
| freerdp | freerdp | < 2.1.0 | 2.1.0 |
| freerdp | freerdp | <= 2.0.0 | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.12.7LOWCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
nvdv2.04.0MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P
osv2.7LOW
vendor_debian2.2LOW
vendor_redhat2.2LOW
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Red Hat
freerdp: Out of bound access in clear_decompress_subcode_rlex
vendor_redhat·2020-04-09·CVSS 2.2
CVE-2020-11040 [LOW] CWE-125 freerdp: Out of bound access in clear_decompress_subcode_rlex
freerdp: Out of bound access in clear_decompress_subcode_rlex
In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This has been patched in 2.1.0.
Mitigation: The flaw can be mitigated by not running the freerdp client with the /gfx connection modes and/or not connecting to untrusted or compromised rdp servers.
Package: freerdp (Red Hat Enterprise Linux 6) - Out of support scope
Debian
CVE-2020-11040: freerdp2 - In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from ...
vendor_debian·2020·CVSS 2.2
CVE-2020-11040 [LOW] CVE-2020-11040: freerdp2 - In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from ...
In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This has been patched in 2.1.0.
Scope: local
bookworm: resolved (fixed in 2.1.1+dfsg1-1)
bullseye: resolved (fixed in 2.1.1+dfsg1-1)
OSV
CVE-2020-11040: In FreeRDP less than or equal to 2
osv·2020-05-29·CVSS 2.7
CVE-2020-11040 [LOW] CVE-2020-11040: In FreeRDP less than or equal to 2
In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This has been patched in 2.1.0.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-11040 freerdp1.2: freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
bugzilla·2020-06-17·CVSS 2.2
CVE-2020-11040 [LOW] CVE-2020-11040 freerdp1.2: freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
CVE-2020-11040 freerdp1.2: freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects mul
Bugzilla
CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
bugzilla·2020-06-17·CVSS 2.2
CVE-2020-11040 [LOW] CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple suppor
Bugzilla
CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex
bugzilla·2020-06-17·CVSS 2.2
CVE-2020-11040 [LOW] CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex
CVE-2020-11040 freerdp: Out of bound access in clear_decompress_subcode_rlex
In FreeRDP less than or equal to 2.0.0, there is an out-of-bound data read from memory in clear_decompress_subcode_rlex, visualized on screen as color. This has been patched in 2.1.0.
References:
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x4wq-m7c9-rjgr
https://pub.freerdp.com/cve/CVE-2020-11040/
Discussion:
Created freerdp tracking bugs for this issue:
Affects: fedora-all [bug 1848030]
Created freerdp1.2 tracking bugs for this issue:
Affects: fedora-all [bug 1848031]
---
clear_decompress_subcode_rlex() in libfreerdp/codec/clear.c reads in rgb data for color palettes from the input stream using a loop but does not first ensure that there is enough bytes left in the stream before reading
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x4wq-m7c9-rjgrhttps://lists.debian.org/debian-lts-announce/2023/10/msg00008.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x4wq-m7c9-rjgrhttps://lists.debian.org/debian-lts-announce/2023/10/msg00008.html
2020-05-29
Published