#VU71899 Time-of-check Time-of-use (TOCTOU) Race Condition in Qualcomm products - CVE-2020-11233

Vulnerability identifier: #VU71899

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-11233

CWE-ID: CWE-367

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
APQ8009
APQ8017
APQ8053
APQ8096AU
MDM9206
MDM9607
MDM9640
MDM9650
MSM8909W
MSM8937
MSM8996AU
QCA6174A
QCA6574AU
QCA9377
QCA9379
SD205
SD210
SDX20
APQ8009W
APQ8076
CSR6030
MDM9230
MDM9250
MDM9330
MDM9626
MDM9628
MDM9630
MDM9655
PM215
PM439
PM660
PM8004
PM8909
PM8916
PM8937
PM8952
PM8953
PM8956
PM8996
PMD9607
PMD9635
PMD9645
PMD9655
PMI632
PMI8937
PMI8952
PMI8994
PMI8996
PMK8001
PMM8996AU
PMX20
QCA4020
QCA6174
QCA6564A
QCA6564AU
QCA6574A
QCA6584
QCA9367
QCC1110
QCC112
QET4100
QET4101
QET4200AQ
QFE1035
QFE1040
QFE1045
QFE2340
QFE2550
QFE3100
QFE3320
QFE3335
QFE3345
QLN1021AQ
QLN1030
QLN1031
QLN1036AQ
QSW8573
QTC801S
Qualcomm215
RGR7640AU
SD439
SD820
SDW2500
SDW3100
SDX20M
SMB1350
SMB1351
SMB1355
SMB1357
SMB1358
SMB1360
SMB231
SMB358S
WCD9306
WCD9326
WCD9330
WCD9335
WCN3610
WCN3615
WCN3620
WCN3660B
WCN3680
WCN3680B
WGR7640
WSA8810
WSA8815
WTR2955
WTR2965
WTR3905
WTR3925
WTR4905
WTR5975

Software vendor:
Qualcomm

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to improper input validation in Boot. A local application can gain access to sensitive information.

Install security update from vendor's website.

• https://www.qualcomm.com/company/product-security/bulletins/january-2021-bulletin