CVE-2018-20177
RDP rdesktop Integer Overflow Buffer Overflow Vulnerability
Description
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.
INFO
Published Date :
March 15, 2019, 6:29 p.m.
Last Modified :
March 3, 2023, 9:01 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
Affected Products
The following products are affected by CVE-2018-20177
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2018-20177.
| URL | Resource |
|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html | Mailing List Third Party Advisory |
| http://www.securityfocus.com/bid/106938 | Broken Link Third Party Advisory VDB Entry |
| https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 | Patch |
| https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html | Mailing List Third Party Advisory |
| https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/ | Exploit Third Party Advisory |
| https://security.gentoo.org/glsa/201903-06 | Third Party Advisory |
| https://www.debian.org/security/2019/dsa-4394 | Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2018-20177 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2018-20177 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Modified Analysis by [email protected]
Mar. 03, 2023
Action Type Old Value New Value Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html Mailing List, Third Party Advisory Changed Reference Type http://www.securityfocus.com/bid/106938 No Types Assigned http://www.securityfocus.com/bid/106938 Broken Link, Third Party Advisory, VDB Entry Changed Reference Type https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 Patch, Third Party Advisory https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 Patch Changed Reference Type https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html No Types Assigned https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html Mailing List, Third Party Advisory Changed Reference Type https://security.gentoo.org/glsa/201903-06 No Types Assigned https://security.gentoo.org/glsa/201903-06 Third Party Advisory Changed Reference Type https://www.debian.org/security/2019/dsa-4394 No Types Assigned https://www.debian.org/security/2019/dsa-4394 Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Added CPE Configuration OR *cpe:2.3:o:opensuse:backports:sle-15:sp1:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* -
CWE Remap by [email protected]
Aug. 24, 2020
Action Type Old Value New Value Changed CWE CWE-190 CWE-787 CWE-190 -
CVE Modified by [email protected]
Sep. 15, 2019
Action Type Old Value New Value Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html [No Types Assigned] -
CVE Modified by [email protected]
Mar. 21, 2019
Action Type Old Value New Value Added Reference https://www.debian.org/security/2019/dsa-4394 [No Types Assigned] Added Reference https://security.gentoo.org/glsa/201903-06 [No Types Assigned] Added Reference https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html [No Types Assigned] Added Reference http://www.securityfocus.com/bid/106938 [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 16, 2019
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/ No Types Assigned https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/ Exploit, Third Party Advisory Changed Reference Type https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 No Types Assigned https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1 Patch, Third Party Advisory Added CWE CWE-190 Added CPE Configuration OR *cpe:2.3:a:rdesktop:rdesktop:*:*:*:*:*:*:*:* versions up to (including) 1.8.3
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2018-20177 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2018-20177
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
2.31 }} 0.38%
score
0.89775
percentile