7.8

CVE-2021-30255: qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables Improper Validation of Array Index

CVSS: 7.8v3.1HighModified
Published 12-11-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-30255 is a high (CVSS 7.8) Improper Validation of Array Index vulnerability in qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.3% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v3.1 (CVE.org)
EPSS score
0.16%
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. 12-11-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Possible buffer overflow due to improper input validation in PDM DIAG command in FTM in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.16%

Chance of exploitation in the next 30 days

Percentile

4%

Versus all other CVEs

30-day change

0.00 pp

From 0.16% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.16%

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

Qualcomm188 products
Qualcomm, inc.1 product
  • snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon mobile, snapdragon voice & music, snapdragon wearablesAPQ8009, APQ8009W, APQ8017, APQ8037, APQ8053, APQ8096AU, AQT1000, AR8035, CSR6030, CSRB31024, FSM10056, MDM8207, MDM9150, MDM9205, MDM9206, MDM9207, MDM9230, MDM9250, MDM9330, MDM9607, MDM9628, MDM9630, MDM9640, MDM9650, MSM8108, MSM8208, MSM8209, MSM8608, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8976, MSM8976SG, MSM8996AU, QCA4004, QCA6174, QCA6174A, QCA6310, QCA6320, QCA6335, QCA6390, QCA6391, QCA6420, QCA6421, QCA6426, QCA6430, QCA6431, QCA6436, QCA6564A, QCA6564AU, QCA6574, QCA6574A, QCA6574AU, QCA6584, QCA6584AU, QCA6595AU, QCA6694, QCA6694AU, QCA6696, QCA8081, QCA8337, QCA9367, QCA9377, QCA9379, QCM2290, QCM4290, QCM6125, QCM6490, QCS2290, QCS410, QCS4290, QCS603, QCS605, QCS610, QCS6125, QCS6490, QCX315, QET4101, QSM8350, QSW8573, Qualcomm215, SA415M, SA515M, SA8155, SA8155P, SC8180X+SDX55, SD 455, SD 636, SD 675, SD 8C, SD 8CX, SD205, SD210, SD429, SD439, SD450, SD460, SD480, SD632, SD660, SD662, SD665, SD670, SD675, SD678, SD690 5G, SD710, SD712, SD720G, SD730, SD750G ...[truncated*]

2 vendors · 189 products

References

1 links