CVE-2018-20180

Published: Mar 15, 2019Modified: Nov 21, 2024

9.8

Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

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

Affected (3)

Products: Rdesktop: Rdesktop · Debian: Debian Linux

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Rdesktop Rdesktop	Up to 1.8.3

Configuration B

2 vulnerable

Vulnerable Software	Affected Versions
Debian Debian Linux	Version 8.0
Debian Debian Linux	Version 9.0

Related CWEs

CWE-191

Integer Underflow (Wrap or Wraparound)

The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

References (14)

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html

Source: cve@mitre.org

http://www.securityfocus.com/bid/106938

Source: cve@mitre.org

Third Party AdvisoryVDB Entry

https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1

Source: cve@mitre.org

PatchThird Party Advisory

https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html

Source: cve@mitre.org

Third Party Advisory

https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/

Source: cve@mitre.org

ExploitThird Party Advisory

https://security.gentoo.org/glsa/201903-06

Source: cve@mitre.org

Third Party Advisory

https://www.debian.org/security/2019/dsa-4394

Source: cve@mitre.org

Third Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html