Critical severity · published Nov 14, 2017
CVE-2017-3891
In BlackBerry QNX Software Development Platform (SDP) 6.6.0, an elevation of privilege vulnerability in the default configuration of the QNX SDP with QNet enabled on networks…
9.6
CVSS
1.3%
EPSS
No
On KEV
Description
In BlackBerry QNX Software Development Platform (SDP) 6.6.0, an elevation of privilege vulnerability in the default configuration of the QNX SDP with QNet enabled on networks comprising two or more QNet nodes could allow an attacker to access local and remote files or take ownership of files on other QNX nodes regardless of permissions by executing commands targeting arbitrary nodes from a secondary QNX 6.6.0 QNet node.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 70% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QS
Qnx Software Development Platform · Blackberry
6.6.0 · source: NVD
Affected product
QS
Qnx Software Development Platform
Blackberry
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-3891
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-3891
Mitigation
http://support.blackberry.com/kb/articleDetail?articleNumber=000046674
www.midnightbluelabs.com
https://www.midnightbluelabs.com/blog/2017/12/8/elevation-of-privilege-vulnerability-in-qnx-qnet
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