9.8

CVE-2018-20179

Exploit
rdesktop versions up to and including v1.8.3 contain an Integer Underflow that leads to a Heap-Based Buffer Overflow in the function lspci_process() and results in memory corruption and probably even a remote code execution.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Rdesktop ≫ Rdesktop Version <= 1.8.3
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 6.8% 0.932
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
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.

http://www.securityfocus.com/bid/106938
https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
Third Party Advisory
Exploit
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html
https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html
https://security.gentoo.org/glsa/201903-06
https://www.debian.org/security/2019/dsa-4394