What is CVE-2020-3622?

CVE-2020-3622 is a high-severity vulnerability in Qualcomm Apq8009, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-09-08.

How severe is CVE-2020-3622?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2020-3622 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Qualcomm Apq8009

CVE-2020-3622

u'Channel name string which has been read from shared memory is potentially subjected to string manipulations but not validated for NULL termination can results into memory corruption' in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking in APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, Bitra, IPQ6018, IPQ8074, Kamorta, MDM9150, MDM9205, MDM9206, MDM9607, MDM9640, MDM9645, MDM9650, MDM9655, MSM8905, MSM8909, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996, MSM8996AU, MSM8998, Nicobar, QCA8081, QCM2150, QCN7605, QCS404, QCS405, QCS605, QCS610, QM215, Rennell, SA415M, SA6155P, Saipan, SC7180, SC8180X, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

Vulnerability class: Buffer Overflow

Published 2020-09-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (7.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 8th percentile — 7.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

404notf0und/CVE-Flow

References

www.qualcomm.com/company/product-security/bulletins/august-2020-bulletin (Broken Link)
www.qualcomm.com/company/product-security/bulletins/august-2020-security-bullet… (Vendor Advisory)

Frequently asked questions

What is CVE-2020-3622?: CVE-2020-3622 is a high-severity vulnerability in Qualcomm Apq8009, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-09-08.
How severe is CVE-2020-3622?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-3622 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.