What is CVE-2020-11259?

CVE-2020-11259 is a high-severity vulnerability in Qualcomm Ar7420, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2021-06-09.

How severe is CVE-2020-11259?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2020-11259 known to be exploited?

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

Buffer overflow in Qualcomm Ar7420

CVE-2020-11259

Memory corruption due to lack of validation of pointer arguments passed to Trustzone BSP in Snapdragon Wired Infrastructure and Networking

Vulnerability class: Buffer Overflow

EPSS: 0.002 (7.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

n0-traces/cve_

References

product-security@qualcomm.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-11259?: CVE-2020-11259 is a high-severity vulnerability in Qualcomm Ar7420, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2021-06-09.
How severe is CVE-2020-11259?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-11259 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.