What is CVE-2020-11261?

CVE-2020-11261 is a high-severity vulnerability in Qualcomm Apq8009, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-09.

How severe is CVE-2020-11261?

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

Is CVE-2020-11261 known to be exploited?

Yes. CVE-2020-11261 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-12-01), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.

Buffer overflow in Qualcomm Apq8009

CVE-2020-11261

Memory corruption due to improper check to return error when user application requests memory allocation of a huge size in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Sn…

Vulnerability class: Buffer Overflow

EPSS: 0.018 (75.7th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2021-12-01. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-06-01.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

product-security@qualcomm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2020-11261?: CVE-2020-11261 is a high-severity vulnerability in Qualcomm Apq8009, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2021-06-09.
How severe is CVE-2020-11261?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2020-11261 known to be exploited?: Yes. CVE-2020-11261 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-12-01), indicating it is being actively exploited. 3 public proof-of-concept repositories are indexed.