#VU56347 Improper access control in Qualcomm products - CVE-2021-1956
Published: September 6, 2021
Vulnerability identifier: #VU56347
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-1956
CWE-ID: CWE-284
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
AQT1000
AR8035
CSRB31024
QCA6175A
QCA6390
QCA6391
QCA6420
QCA6430
QCA6564A
QCA6564AU
QCA6574
QCA6574A
QCA6584AU
QCA6595
QCA6595AU
QCA6696
QCA8337
QCN7606
QCX315
SA415M
SA515M
SA6145P
SA6150P
SA6155
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SC8180X+SDX55
SD8C
SD8CX
WCD9340
WCD9341
WCD9360
WCN3998
WSA8810
WSA8815
QCA6574AU
QCN7605
SA6155P
SDX55
AQT1000
AR8035
CSRB31024
QCA6175A
QCA6390
QCA6391
QCA6420
QCA6430
QCA6564A
QCA6564AU
QCA6574
QCA6574A
QCA6584AU
QCA6595
QCA6595AU
QCA6696
QCA8337
QCN7606
QCX315
SA415M
SA515M
SA6145P
SA6150P
SA6155
SA8145P
SA8150P
SA8155
SA8155P
SA8195P
SC8180X+SDX55
SD8C
SD8CX
WCD9340
WCD9341
WCD9360
WCN3998
WSA8810
WSA8815
QCA6574AU
QCN7605
SA6155P
SDX55
Software vendor:
Qualcomm
Qualcomm
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper handling of ASB-U packet with L2CAP channel ID by slave host. A remote attacker with physical proximity to device can interference with piconet and perform a denial of service attack.
Remediation
Install updates from vendor's website.