SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-30260

Possible Integer overflow to buffer overflow issue can occur due to improper validation of input parameters when extscan hostlist configuration command is received in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer…

HIGH 7.8EPSS 0.15%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Possible Integer overflow to buffer overflow issue can occur due to improper validation of input parameters when extscan hostlist configuration command is received in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.15% probability · 4th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20, CWE-190
Affected
qualcomm/apq8009 firmware · qualcomm/apq8017 firmware · qualcomm/apq8053 firmware · qualcomm/apq8064au firmware · qualcomm/apq8076 firmware · qualcomm/apq8092 firmware · qualcomm/apq8094 firmware · qualcomm/apq8096au firmware · qualcomm/aqt1000 firmware · qualcomm/ar8031 firmware · qualcomm/ar8035 firmware · qualcomm/ar9380 firmware · qualcomm/csr6030 firmware · qualcomm/csr8811 firmware · qualcomm/csra6620 firmware · qualcomm/csra6640 firmware · qualcomm/csrb31024 firmware · qualcomm/ipq4018 firmware · qualcomm/ipq4028 firmware · qualcomm/ipq4029 firmware · +40 more
Source
product-security@qualcomm.com
EPSS trend
0%3%5%26 October 2026: 0.15%26 October 202626 October 2026

EPSS 0.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.