8.4

CVE-2021-30306: qualcomm, inc. snapdragon auto, snapdragon connectivity, snapdragon industrial iot, snapdragon mobile Out-of-bounds Read

CVSS: 8.4v3.1HighModified
Published 20-10-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-30306 is a high (CVSS 8.4) Out-of-bounds Read vulnerability in qualcomm, inc. snapdragon auto, snapdragon connectivity, snapdragon industrial iot, snapdragon mobile. EPSS estimates a 0.15% chance of exploitation in the next 30 days, higher than 3.8% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.4/10
010
High · v3.1 (CVE.org)
EPSS score
0.15%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 20-10-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Possible buffer over read due to improper buffer allocation for file length passed from user space in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.15%

Chance of exploitation in the next 30 days

Percentile

4%

Versus all other CVEs

30-day change

0.00 pp

From 0.15% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.15%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Qualcomm65 products
Qualcomm, inc.1 product
  • snapdragon auto, snapdragon connectivity, snapdragon industrial iot, snapdragon mobileAPQ8053, MSM8953, QCA6174A, QCA6390, QCA6391, QCA6426, QCA6574, QCA6574A, QCA6574AU, QCA6595AU, QCA6696, QCA9377, QCM6490, QCS6490, QRB5165, SA6145P, SA6150P, SA6155, SA6155P, SA8145P, SA8150P, SA8155, SA8155P, SA8195P, SD460, SD480, SD662, SD690 5G, SD750G, SD765, SD765G, SD768G, SD778G, SD780G, SD865 5G, SD870, SD888, SD888 5G, SDX12, SDX55M, SM7250P, SM7315, SM7325P, WCD9326, WCD9335, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCN3615, WCN3680B, WCN3950, WCN3988, WCN3991, WCN3998, WCN6740, WCN6750, WCN6850, WCN6851, WCN6855, WCN6856, WSA8810, WSA8815, WSA8830, WSA8835

2 vendors · 66 products

References

1 links