6.6 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
AI Score
Confidence
High
6 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
0.004 Low
EPSS
Percentile
72.0%
libfreerdp/codec/planar.c in FreeRDP version > 1.0 through 2.0.0-rc4 has an Out-of-bounds Write.
CPE | Name | Operator | Version |
---|---|---|---|
ubuntu_linux | eq | 18.04 | |
ubuntu_linux | eq | 19.10 | |
ubuntu_linux | eq | 20.04 | |
ubuntu_linux | eq | 16.04 | |
debian_linux | eq | 9.0 | |
freerdp | eq | 2.0.0 rc3 | |
freerdp | eq | 2.0.0 rc2 | |
freerdp | eq | 2.0.0 rc1 | |
freerdp | eq | 2.0.0 rc4 | |
freerdp | eq | 2.0.0 rc0 |
lists.opensuse.org/opensuse-security-announce/2020-07/msg00080.html
github.com/FreeRDP/FreeRDP/commits/master
github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5cwc-6wc9-255w
lists.debian.org/debian-lts-announce/2020/08/msg00054.html
pub.freerdp.com/cve/CVE-2020-11521/pocAnalysis_6.pdf
usn.ubuntu.com/4379-1/
usn.ubuntu.com/4382-1/
6.6 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
6.5 Medium
AI Score
Confidence
High
6 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:S/C:P/I:P/A:P
0.004 Low
EPSS
Percentile
72.0%