#VU55525 Integer overflow in Qualcomm products - CVE-2021-30261
Vulnerability identifier: #VU55525
Vulnerability risk: Low
CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2021-30261
CWE-ID:
CWE-190
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
APQ8009
Hardware solutions /
Firmware
APQ8017
Hardware solutions /
Firmware
APQ8053
Hardware solutions /
Firmware
MSM8909W
Hardware solutions /
Firmware
MSM8917
Hardware solutions /
Firmware
MSM8920
Hardware solutions /
Firmware
MSM8937
Hardware solutions /
Firmware
MSM8940
Hardware solutions /
Firmware
MSM8953
Hardware solutions /
Firmware
QCA6174A
Hardware solutions /
Firmware
QCA9379
Hardware solutions /
Firmware
SD205
Hardware solutions /
Firmware
SD210
Hardware solutions /
Firmware
SD450
Hardware solutions /
Firmware
APQ8009W
Mobile applications /
Mobile firmware & hardware
APQ8016
Mobile applications /
Mobile firmware & hardware
APQ8037
Mobile applications /
Mobile firmware & hardware
APQ8052
Mobile applications /
Mobile firmware & hardware
APQ8056
Mobile applications /
Mobile firmware & hardware
APQ8076
Mobile applications /
Mobile firmware & hardware
MSM8108
Mobile applications /
Mobile firmware & hardware
MSM8208
Mobile applications /
Mobile firmware & hardware
MSM8209
Mobile applications /
Mobile firmware & hardware
MSM8608
Mobile applications /
Mobile firmware & hardware
MSM8952
Mobile applications /
Mobile firmware & hardware
MSM8956
Mobile applications /
Mobile firmware & hardware
MSM8976
Mobile applications /
Mobile firmware & hardware
MSM8976SG
Mobile applications /
Mobile firmware & hardware
PM8937
Mobile applications /
Mobile firmware & hardware
QCA1990
Mobile applications /
Mobile firmware & hardware
QCA4020
Mobile applications /
Mobile firmware & hardware
QET4101
Mobile applications /
Mobile firmware & hardware
QSW8573
Mobile applications /
Mobile firmware & hardware
Qualcomm215
Mobile applications /
Mobile firmware & hardware
SD429
Mobile applications /
Mobile firmware & hardware
SD439
Mobile applications /
Mobile firmware & hardware
SD632
Mobile applications /
Mobile firmware & hardware
SDW2500
Mobile applications /
Mobile firmware & hardware
WCD9306
Mobile applications /
Mobile firmware & hardware
WCD9326
Mobile applications /
Mobile firmware & hardware
WCD9330
Mobile applications /
Mobile firmware & hardware
WCD9335
Mobile applications /
Mobile firmware & hardware
WCD9340
Mobile applications /
Mobile firmware & hardware
WCN3610
Mobile applications /
Mobile firmware & hardware
WCN3615
Mobile applications /
Mobile firmware & hardware
WCN3620
Mobile applications /
Mobile firmware & hardware
WCN3660
Mobile applications /
Mobile firmware & hardware
WCN3660B
Mobile applications /
Mobile firmware & hardware
WCN3680
Mobile applications /
Mobile firmware & hardware
WCN3680B
Mobile applications /
Mobile firmware & hardware
WSA8810
Mobile applications /
Mobile firmware & hardware
WSA8815
Mobile applications /
Mobile firmware & hardware
Vendor: Qualcomm
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to integer overflow in WLAN Firmware when handling beacon template update command from HLOS. A local user can run a specially crafted program to trigger heap overflow and execute arbitrary code with elevated privileges.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
APQ8009: All versions
APQ8009W: All versions
APQ8016: All versions
APQ8017: All versions
APQ8037: All versions
APQ8052: All versions
APQ8053: All versions
APQ8056: All versions
APQ8076: All versions
MSM8108: All versions
MSM8208: All versions
MSM8209: All versions
MSM8608: All versions
MSM8909W: All versions
MSM8917: All versions
MSM8920: All versions
MSM8937: All versions
MSM8940: All versions
MSM8952: All versions
MSM8953: All versions
MSM8956: All versions
MSM8976: All versions
MSM8976SG: All versions
PM8937: All versions
QCA1990: All versions
QCA4020: All versions
QCA6174A: All versions
QCA9379: All versions
QET4101: All versions
QSW8573: All versions
Qualcomm215: All versions
SD205: All versions
SD210: All versions
SD429: All versions
SD439: All versions
SD450: All versions
SD632: All versions
SDW2500: All versions
WCD9306: All versions
WCD9326: All versions
WCD9330: All versions
WCD9335: All versions
WCD9340: All versions
WCN3610: All versions
WCN3615: All versions
WCN3620: All versions
WCN3660: All versions
WCN3660B: All versions
WCN3680: All versions
WCN3680B: All versions
WSA8810: All versions
WSA8815: All versions
External links
https://www.qualcomm.com/company/product-security/bulletins/august-2021-bulletin
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.
