Vulnerability identifier: #VU61838

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-30339

CWE-ID: CWE-320

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
AR8035
Mobile applications / Mobile firmware & hardware
QCA6391
Mobile applications / Mobile firmware & hardware
QCA8081
Mobile applications / Mobile firmware & hardware
QCA8337
Mobile applications / Mobile firmware & hardware
QCA9984
Mobile applications / Mobile firmware & hardware
QCM2290
Mobile applications / Mobile firmware & hardware
QCM4290
Mobile applications / Mobile firmware & hardware
QCM6490
Mobile applications / Mobile firmware & hardware
QCS2290
Mobile applications / Mobile firmware & hardware
QCS4290
Mobile applications / Mobile firmware & hardware
QCS6490
Mobile applications / Mobile firmware & hardware
SD8Gen15G
Mobile applications / Mobile firmware & hardware
SD460
Mobile applications / Mobile firmware & hardware
SD480
Mobile applications / Mobile firmware & hardware
SD662
Mobile applications / Mobile firmware & hardware
SD680
Mobile applications / Mobile firmware & hardware
SD6905G
Mobile applications / Mobile firmware & hardware
SD750G
Mobile applications / Mobile firmware & hardware
SD765
Mobile applications / Mobile firmware & hardware
SD765G
Mobile applications / Mobile firmware & hardware
SD768G
Mobile applications / Mobile firmware & hardware
SD778G
Mobile applications / Mobile firmware & hardware
SD780G
Mobile applications / Mobile firmware & hardware
SD8885G
Mobile applications / Mobile firmware & hardware
SDX57M
Mobile applications / Mobile firmware & hardware
SDX65
Mobile applications / Mobile firmware & hardware
SM6375
Mobile applications / Mobile firmware & hardware
SM7250P
Mobile applications / Mobile firmware & hardware
SM7315
Mobile applications / Mobile firmware & hardware
SM7325P
Mobile applications / Mobile firmware & hardware
SW5100
Mobile applications / Mobile firmware & hardware
SW5100P
Mobile applications / Mobile firmware & hardware
WCD9370
Mobile applications / Mobile firmware & hardware
WCD9375
Mobile applications / Mobile firmware & hardware
WCD9380
Mobile applications / Mobile firmware & hardware
WCD9385
Mobile applications / Mobile firmware & hardware
WCN3910
Mobile applications / Mobile firmware & hardware
WCN3950
Mobile applications / Mobile firmware & hardware
WCN3980
Mobile applications / Mobile firmware & hardware
WCN3988
Mobile applications / Mobile firmware & hardware
WCN3991
Mobile applications / Mobile firmware & hardware
WCN3998
Mobile applications / Mobile firmware & hardware
WCN3999
Mobile applications / Mobile firmware & hardware
WCN6740
Mobile applications / Mobile firmware & hardware
WCN6750
Mobile applications / Mobile firmware & hardware
WCN6850
Mobile applications / Mobile firmware & hardware
WCN6851
Mobile applications / Mobile firmware & hardware
WCN6855
Mobile applications / Mobile firmware & hardware
WCN6856
Mobile applications / Mobile firmware & hardware
WSA8810
Mobile applications / Mobile firmware & hardware
WSA8815
Mobile applications / Mobile firmware & hardware
WSA8830
Mobile applications / Mobile firmware & hardware
WSA8835
Mobile applications / Mobile firmware & hardware
QCS405
Hardware solutions / Firmware
SD888
Hardware solutions / Firmware

Vendor: Qualcomm

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to improper key management when reading PRNG output. A malicious application can escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

AR8035: All versions

QCA6391: All versions

QCA8081: All versions

QCA8337: All versions

QCA9984: All versions

QCM2290: All versions

QCM4290: All versions

QCM6490: All versions

QCS2290: All versions

QCS405: All versions

QCS4290: All versions

QCS6490: All versions

SD8Gen15G: All versions

SD460: All versions

SD480: All versions

SD662: All versions

SD680: All versions

SD6905G: All versions

SD750G: All versions

SD765: All versions

SD765G: All versions

SD768G: All versions

SD778G: All versions

SD780G: All versions

SD888: All versions

SD8885G: All versions

SDX57M: All versions

SDX65: All versions

SM6375: All versions

SM7250P: All versions

SM7315: All versions

SM7325P: All versions

SW5100: All versions

SW5100P: All versions

WCD9370: All versions

WCD9375: All versions

WCD9380: All versions

WCD9385: All versions

WCN3910: All versions

WCN3950: All versions

WCN3980: All versions

WCN3988: All versions

WCN3991: All versions

WCN3998: All versions

WCN3999: All versions

WCN6740: All versions

WCN6750: All versions

WCN6850: All versions

WCN6851: All versions

WCN6855: All versions

WCN6856: All versions

WSA8810: All versions

WSA8815: All versions

WSA8830: All versions

WSA8835: All versions

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CPE

• cpe:2.3:a:qualcomm:ar8035:*:*:*:*:*:*:*:*

External links
http://www.qualcomm.com/company/product-security/bulletins/april-2022-bulletin

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Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?