Vulnerability identifier: #VU56339

Vulnerability risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-1962

CWE-ID: CWE-120

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
AQT1000
Mobile applications / Mobile firmware & hardware
AR9380
Mobile applications / Mobile firmware & hardware
FSM10055
Mobile applications / Mobile firmware & hardware
FSM10056
Mobile applications / Mobile firmware & hardware
IPQ8065
Mobile applications / Mobile firmware & hardware
IPQ8068
Mobile applications / Mobile firmware & hardware
IPQ8069
Mobile applications / Mobile firmware & hardware
QCA6391
Mobile applications / Mobile firmware & hardware
QCA6420
Mobile applications / Mobile firmware & hardware
QCA6430
Mobile applications / Mobile firmware & hardware
QCA6574
Mobile applications / Mobile firmware & hardware
QCA6574A
Mobile applications / Mobile firmware & hardware
QCA6584AU
Mobile applications / Mobile firmware & hardware
QCA6595
Mobile applications / Mobile firmware & hardware
QCA6595AU
Mobile applications / Mobile firmware & hardware
QCA6696
Mobile applications / Mobile firmware & hardware
QCA9561
Mobile applications / Mobile firmware & hardware
QCA9563
Mobile applications / Mobile firmware & hardware
QCA9880
Mobile applications / Mobile firmware & hardware
QCA9882
Mobile applications / Mobile firmware & hardware
QCA9886
Mobile applications / Mobile firmware & hardware
QCA9887
Mobile applications / Mobile firmware & hardware
QCA9888
Mobile applications / Mobile firmware & hardware
QCA9889
Mobile applications / Mobile firmware & hardware
QCA9896
Mobile applications / Mobile firmware & hardware
QCA9898
Mobile applications / Mobile firmware & hardware
QCA9982
Mobile applications / Mobile firmware & hardware
QCA9984
Mobile applications / Mobile firmware & hardware
QCA9990
Mobile applications / Mobile firmware & hardware
QCA9992
Mobile applications / Mobile firmware & hardware
QCA9994
Mobile applications / Mobile firmware & hardware
QCS410
Mobile applications / Mobile firmware & hardware
QCS610
Mobile applications / Mobile firmware & hardware
Qualcomm215
Mobile applications / Mobile firmware & hardware
SA6145P
Mobile applications / Mobile firmware & hardware
SA6150P
Mobile applications / Mobile firmware & hardware
SA6155
Mobile applications / Mobile firmware & hardware
SA8145P
Mobile applications / Mobile firmware & hardware
SA8150P
Mobile applications / Mobile firmware & hardware
SA8155
Mobile applications / Mobile firmware & hardware
SA8155P
Mobile applications / Mobile firmware & hardware
SA8195P
Mobile applications / Mobile firmware & hardware
SD678
Mobile applications / Mobile firmware & hardware
SD720G
Mobile applications / Mobile firmware & hardware
SDA429W
Mobile applications / Mobile firmware & hardware
SDX50M
Mobile applications / Mobile firmware & hardware
SDX55M
Mobile applications / Mobile firmware & hardware
SM6250
Mobile applications / Mobile firmware & hardware
WCD9326
Mobile applications / Mobile firmware & hardware
WCD9335
Mobile applications / Mobile firmware & hardware
WCD9340
Mobile applications / Mobile firmware & hardware
WCD9341
Mobile applications / Mobile firmware & hardware
WCD9370
Mobile applications / Mobile firmware & hardware
WCD9375
Mobile applications / Mobile firmware & hardware
WCD9380
Mobile applications / Mobile firmware & hardware
WCN3610
Mobile applications / Mobile firmware & hardware
WCN3615
Mobile applications / Mobile firmware & hardware
WCN3620
Mobile applications / Mobile firmware & hardware
WCN3660B
Mobile applications / Mobile firmware & hardware
WCN3680
Mobile applications / Mobile firmware & hardware
WCN3950
Mobile applications / Mobile firmware & hardware
WCN3980
Mobile applications / Mobile firmware & hardware
WCN3988
Mobile applications / Mobile firmware & hardware
WCN3990
Mobile applications / Mobile firmware & hardware
WCN3991
Mobile applications / Mobile firmware & hardware
WCN3998
Mobile applications / Mobile firmware & hardware
WSA8810
Mobile applications / Mobile firmware & hardware
WSA8815
Mobile applications / Mobile firmware & hardware
IPQ8064
Hardware solutions / Firmware
MDM9150
Hardware solutions / Firmware
QCA6574AU
Hardware solutions / Firmware
QCA9531
Hardware solutions / Firmware
QCA9558
Hardware solutions / Firmware
QCA9980
Hardware solutions / Firmware
QCS605
Hardware solutions / Firmware
SA6155P
Hardware solutions / Firmware
SD675
Hardware solutions / Firmware
SD205
Hardware solutions / Firmware
SD210
Hardware solutions / Firmware
SD665
Hardware solutions / Firmware
SD730
Hardware solutions / Firmware
SD855
Hardware solutions / Firmware
SDX55
Hardware solutions / Firmware

Vendor: Qualcomm

Description

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

The vulnerability exists due to a boundary error while processing IOCTL for getting peripheral endpoint information within the Data Network Stack & Connectivity component. A local user can execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

AQT1000: All versions

AR9380: All versions

FSM10055: All versions

FSM10056: All versions

IPQ8064: All versions

IPQ8065: All versions

IPQ8068: All versions

IPQ8069: All versions

MDM9150: All versions

QCA6391: All versions

QCA6420: All versions

QCA6430: All versions

QCA6574: All versions

QCA6574A: All versions

QCA6574AU: All versions

QCA6584AU: All versions

QCA6595: All versions

QCA6595AU: All versions

QCA6696: All versions

QCA9531: All versions

QCA9558: All versions

QCA9561: All versions

QCA9563: All versions

QCA9880: All versions

QCA9882: All versions

QCA9886: All versions

QCA9887: All versions

QCA9888: All versions

QCA9889: All versions

QCA9896: All versions

QCA9898: All versions

QCA9980: All versions

QCA9982: All versions

QCA9984: All versions

QCA9990: All versions

QCA9992: All versions

QCA9994: All versions

QCS410: All versions

QCS605: All versions

QCS610: All versions

Qualcomm215: All versions

SA6145P: All versions

SA6150P: All versions

SA6155: All versions

SA6155P: All versions

SA8145P: All versions

SA8150P: All versions

SA8155: All versions

SA8155P: All versions

SA8195P: All versions

SD675: All versions

SD205: All versions

SD210: All versions

SD665: All versions

SD678: All versions

SD720G: All versions

SD730: All versions

SD855: All versions

SDA429W: All versions

SDX50M: All versions

SDX55: All versions

SDX55M: All versions

SM6250: All versions

WCD9326: All versions

WCD9335: All versions

WCD9340: All versions

WCD9341: All versions

WCD9370: All versions

WCD9375: All versions

WCD9380: All versions

WCN3610: All versions

WCN3615: All versions

WCN3620: All versions

WCN3660B: All versions

WCN3680: All versions

WCN3950: All versions

WCN3980: All versions

WCN3988: All versions

WCN3990: All versions

WCN3991: All versions

WCN3998: All versions

WSA8810: All versions

WSA8815: All versions

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External links
http://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin
http://source.codeaurora.org/quic/la/kernel/msm-4.14/commit/?id=5e61390954d13d1747acb1d8b25e2f3bd454d0e6

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.