Vulnerability Details : CVE-2018-20182
rdesktop versions up to and including v1.8.3 contain a Buffer Overflow over the global variables in the function seamless_process_line() that results in memory corruption and probably even a remote code execution.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2018-20182
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
- cpe:2.3:a:rdesktop:rdesktop:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-20182
5.23%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 93 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-20182
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-20182
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-20182
-
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00040.html
[security-announce] openSUSE-SU-2019:2135-1: important: Security update
-
http://www.securityfocus.com/bid/106938
RDP Client 'FreeRDP' And 'rdesktop' Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
https://github.com/rdesktop/rdesktop/commit/4dca546d04321a610c1835010b5dad85163b65e1
Malicious RDP server security fixes · rdesktop/rdesktop@4dca546 · GitHubPatch;Third Party Advisory
-
https://www.debian.org/security/2019/dsa-4394
Debian -- Security Information -- DSA-4394-1 rdesktopThird Party Advisory
-
https://lists.debian.org/debian-lts-announce/2019/02/msg00030.html
[SECURITY] [DLA 1683-1] rdesktop security updateMailing List;Third Party Advisory
-
https://research.checkpoint.com/reverse-rdp-attack-code-execution-on-rdp-clients/
Reverse RDP Attack: Code Execution on RDP Clients - Check Point ResearchExploit;Third Party Advisory
-
https://security.gentoo.org/glsa/201903-06
rdesktop: Multiple vulnerabilities (GLSA 201903-06) — Gentoo securityThird Party Advisory
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