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01 Record

CVE-2021-1965

Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wired

CriticalPUBLISHEDCNA: qualcomm
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wired

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
3.01% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 87.2% of scored records. A rank, not a probability.
NVD base score
9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-07-13 05:31Z5 YR AGO
Last updated
2024-08-03 16:25Z2 YR AGO
Reserved
2020-12-08
Assigning CNA
qualcomm
Record state
PUBLISHED
Severity
Critical (CVSS 9.8)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
  • CWE-20Improper Input ValidationClass
  • CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
Data version
5.1
Document digest
6b9b4cd33b6929cde3640479e7fe7e442a16102951d9e8bcbc66b6f2b75f05af

05 Affected products

VendorProductVersionsPlatforms
Qualcomm, Inc.Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Mobile, Snapdragon Wired Infrastructure and NetworkingAQT1000, AR9380, CSR8811, IPQ4018, IPQ4019, IPQ4028, IPQ4029, IPQ5010, IPQ5018, IPQ5028, IPQ6000, IPQ6005, IPQ6010, IPQ6018, IPQ6028, IPQ8064, IPQ8065, IPQ8068, IPQ8070, IPQ8070A, IPQ8071A, IPQ8072A, IPQ8074A, IPQ8076, IPQ8076A, IPQ8078, IPQ8078A, IPQ8173, IPQ8174, PMP8074, QCA4024, QCA6390, QCA6391, QCA6420, QCA6426, QCA6430, QCA6436, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA7500, QCA8072, QCA8075, QCA8081, QCA9880, QCA9886, QCA9888, QCA9889, QCA9898, QCA9980, QCA9984, QCA9985, QCA9990, QCA9992, QCA9994, QCN5021, QCN5022, QCN5024, QCN5052, QCN5054, QCN5121, QCN5122, QCN5124, QCN5152, QCN5154, QCN5164, QCN5550, QCN6023, QCN6024, QCN6122, QCN9000, QCN9012, QCN9022, QCN9024, QCN9070, QCN9072, QCN9074, QCN9100, SA6145P, SA6150P, SA6155P, SA8145P, SA8150P, SA8155P, SA8195P, SD 675, SD675, SD678, SD720G, SD730, SD778G, SD780G, SD855, SD865 5G, SD870, SD888, SD888 5G, SDX50M, SDX55, SDX55M, SDXR2 5G, SM6250, SM7315, SM7325P, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCN3910, WCN3950, WCN3980, ...[truncated*]—

06 References