Medium severity · published Aug 2, 2016
CVE-2016-6257
The firmware in Lenovo Ultraslim dongles, as used with Lenovo Liteon SK-8861, Ultraslim Wireless, and Silver Silk keyboards and Liteon ZTM600 and Ultraslim Wireless mice, does not…
6.5
CVSS
1%
EPSS
No
On KEV
Description
The firmware in Lenovo Ultraslim dongles, as used with Lenovo Liteon SK-8861, Ultraslim Wireless, and Silver Silk keyboards and Liteon ZTM600 and Ultraslim Wireless mice, does not enforce incrementing AES counters, which allows remote attackers to inject encrypted keyboard input into the system by leveraging proximity to the dongle, aka a "KeyJack injection attack."
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 63% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FI
Firmware · Amazonbasics
All versions, or not specified · source: NVD
KF
Km632 Firmware · Dell
All versions, or not specified · source: NVD
KF
Km714 Firmware · Dell
through 012.005.00028 · source: NVD
UF
Ultraslim Firmware · Lenovo
All versions, or not specified · source: NVD
UF
Unifying Firmware · Logitech
through 012.005.00028; through 024.003.00027 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2016-6257
CVE.org
https://www.cve.org/CVERecord?id=CVE-2016-6257
Third Party Advisory
http://www.securityfocus.com/bid/92179
Third Party Advisory
https://github.com/BastilleResearch/keyjack/blob/master/doc/advisories/bastille-13.lenovo-ultraslim.public.txt
Vendor Advisory
https://support.lenovo.com/product_security/len_7267
Third Party Advisory
https://www.bastille.net/research/vulnerabilities/keyjack