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ubuntucveUbuntu.comUB:CVE-2020-11038
HistoryMay 29, 2020 - 12:00 a.m.

CVE-2020-11038

2020-05-2900:00:00
ubuntu.com
ubuntu.com
7

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

5.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:P/A:P

0.003 Low

EPSS

Percentile

69.8%

In FreeRDP less than or equal to 2.0.0, an Integer Overflow to Buffer
Overflow exists. When using /video redirection, a manipulated server can
instruct the client to allocate a buffer with a smaller size than requested
due to an integer overflow in size calculation. With later messages, the
server can manipulate the client to write data out of bound to the
previously allocated buffer. This has been patched in 2.1.0.

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchfreerdp2< 2.1.1+dfsg1-0ubuntu0.18.04.1UNKNOWN
ubuntu19.10noarchfreerdp2< 2.1.1+dfsg1-0ubuntu0.19.10.1UNKNOWN
ubuntu20.04noarchfreerdp2< 2.1.1+dfsg1-0ubuntu0.20.04.1UNKNOWN

5.4 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

LOW

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

5.5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:P/A:P

0.003 Low

EPSS

Percentile

69.8%