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MitreCVE-2018-20177

HistoryMar 15, 2019 - 6:29 p.m.

CVE-2018-20177

2019-03-1518:29:00

CWE-787

CWE-190

mitre

web.nvd.nist.gov

150

cve-2018-20177

rdesktop

integer overflow

heap-based buffer overflow

memory corruption

remote code execution

nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.7

Confidence

High

EPSS

0.023

Percentile

89.8%

JSON

rdesktop versions up to and including v1.8.3 contain an Integer Overflow that leads to a Heap-Based Buffer Overflow in the function rdp_in_unistr() and results in memory corruption and possibly even a remote code execution.

Affected configurations

Nvd

Node

rdesktoprdesktopRange≤1.8.3

Node

debiandebian_linuxMatch8.0

debiandebian_linuxMatch9.0

Node

opensusebackportsMatchsle-15sp1

opensuseleapMatch15.1

VendorProductVersionCPE
rdesktoprdesktop*cpe:2.3:a:rdesktop:rdesktop:*:*:*:*:*:*:*:*
debiandebian_linux8.0cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
opensusebackportssle-15cpe:2.3:o:opensuse:backports:sle-15:sp1:*:*:*:*:*:*
opensuseleap15.1cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
rdesktop	rdesktop	*	cpe:2.3:a:rdesktop:rdesktop::::::::
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
opensuse	backports	sle-15	cpe:2.3:o:opensuse:backports:sle-15:sp1::::::
opensuse	leap	15.1	cpe:2.3:o:opensuse:leap:15.1:::::::*