CVE-2020-11523
published 2020-05-15CVE-2020-11523: libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.
PriorityP431medium6.6CVSS 3.1
AVNACHPRHUINSUCHIHAH
EPSS
2.00%
78.7th percentile
libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | freerdp2 | < freerdp2 2.1.1+dfsg1-1 (bookworm) | freerdp2 2.1.1+dfsg1-1 (bookworm) |
| freerdp | freerdp | < 2.0.0 | 2.0.0 |
| freerdp | freerdp | — | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.16.6MEDIUMCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
nvdv2.06.0MEDIUMAV:N/AC:M/Au:S/C:P/I:P/A:P
osv6.6MEDIUM
vendor_debian6.6MEDIUM
vendor_redhat6.6MEDIUM
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Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2020-11-26
CVE-2020-11045 FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
It was discovered that FreeRDP incorrectly handled certain memory
operations. A remote attacker could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly execute arbitrary
code.
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2020-06-04
CVE-2020-11042 FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
It was discovered that FreeRDP incorrectly handled certain memory
operations. A remote attacker could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly execute arbitrary
code.
Instructions: In general, a standard system update will make all the necessary changes.
Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2020-06-01
CVE-2018-1000852 FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
It was discovered that FreeRDP incorrectly handled certain memory
operations. A remote attacker could use this issue to cause FreeRDP to
crash, resulting in a denial of service, or possibly exeucte arbitrary
code.
Instructions: This update uses a new upstream release, which includes additional bug
fixes. In general, a standard system update will make all the necessary
changes.
Red Hat
freerdp: Integer overflow in region.c
vendor_redhat·2020-04-09·CVSS 6.6
CVE-2020-11523 [MEDIUM] CWE-190 freerdp: Integer overflow in region.c
freerdp: Integer overflow in region.c
libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.
A flaw was found in FreeRDP in versions between 1.0 and 2.0.0. An integer overflow was found in the region.c function which could allow an attacker the ability to control the RDP server as well as the data sent to the client. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Package: freerdp (Red Hat Enterprise Linux 6) - Out of support scope
Debian
CVE-2020-11523: freerdp2 - libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integ...
vendor_debian·2020·CVSS 6.6
CVE-2020-11523 [MEDIUM] CVE-2020-11523: freerdp2 - libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integ...
libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.
Scope: local
bookworm: resolved (fixed in 2.1.1+dfsg1-1)
bullseye: resolved (fixed in 2.1.1+dfsg1-1)
OSV
CVE-2020-11523: libfreerdp/gdi/region
osv·2020-05-15·CVSS 6.6
CVE-2020-11523 [MEDIUM] CVE-2020-11523: libfreerdp/gdi/region
libfreerdp/gdi/region.c in FreeRDP versions > 1.0 through 2.0.0-rc4 has an Integer Overflow.
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2020-11523 freerdp: Integer overflow in region.c
bugzilla·2020-05-15·CVSS 6.6
CVE-2020-11523 [MEDIUM] CVE-2020-11523 freerdp: Integer overflow in region.c
CVE-2020-11523 freerdp: Integer overflow in region.c
A vulnerability was found in FreeRDP after 1.0 and before 2.0.0, there is an Integer overflow in region.c.
Upstream Reference:
https://pub.freerdp.com/cve/CVE-2020-11523/
Upstream Commit:
https://github.com/FreeRDP/FreeRDP/commit/ce21b9d7ecd967e0bc98ed31a6b3757848aa6c9e
Discussion:
Created freerdp tracking bugs for this issue:
Affects: epel-all [bug 1836236]
Affects: fedora-all [bug 1836235]
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2020:2334 https://access.redhat.com/errata/RHSA-2020:2334
---
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):
https://access.redhat.com/security/cve/cve-2020-11523
---
This issue has b
Bugzilla
CVE-2020-11523 freerdp: Integer overflow in region.c [epel-all]
bugzilla·2020-05-15·CVSS 6.6
CVE-2020-11523 [MEDIUM] CVE-2020-11523 freerdp: Integer overflow in region.c [epel-all]
CVE-2020-11523 freerdp: Integer overflow in region.c [epel-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 epel-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 supported versions of Fedora EPEL.
Bugzilla
CVE-2020-11523 freerdp: Integer overflow in region.c [fedora-all]
bugzilla·2020-05-15·CVSS 6.6
CVE-2020-11523 [MEDIUM] CVE-2020-11523 freerdp: Integer overflow in region.c [fedora-all]
CVE-2020-11523 freerdp: Integer overflow in region.c [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 supported versions of Fedora.
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlhttps://github.com/FreeRDP/FreeRDP/commits/masterhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-4qrh-8cp8-4x42https://lists.debian.org/debian-lts-announce/2020/08/msg00054.htmlhttps://pub.freerdp.com/cve/CVE-2020-11523/pocAnalysis_2.pdfhttps://usn.ubuntu.com/4379-1/https://usn.ubuntu.com/4382-1/http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.htmlhttps://github.com/FreeRDP/FreeRDP/commits/masterhttps://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-4qrh-8cp8-4x42https://lists.debian.org/debian-lts-announce/2020/08/msg00054.htmlhttps://pub.freerdp.com/cve/CVE-2020-11523/pocAnalysis_2.pdfhttps://usn.ubuntu.com/4379-1/https://usn.ubuntu.com/4382-1/
2020-05-15
Published