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CVE-2021-1920: qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon voice & music, snapdragon wearables Integer Underflow (Wrap or Wraparound)

CVSS: 10.0v2.0HighModified
Published 08-09-2021Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2021-1920 is a high (CVSS 10.0) Integer Underflow (Wrap or Wraparound) vulnerability in qualcomm, inc. snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon voice & music, snapdragon wearables. EPSS estimates a 0.80% chance of exploitation in the next 30 days, higher than 55.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
0.80%
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. 08-09-2021
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

Integer underflow can occur due to improper handling of incoming RTCP packets in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Voice & Music, Snapdragon Wearables

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.80%

Chance of exploitation in the next 30 days

Percentile

56%

Versus all other CVEs

30-day change

0.00 pp

From 0.80% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.80%

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

Qualcomm171 products
Qualcomm, inc.1 product
  • snapdragon auto, snapdragon compute, snapdragon connectivity, snapdragon consumer iot, snapdragon industrial iot, snapdragon iot, snapdragon voice & music, snapdragon wearablesAPQ8009, APQ8009W, APQ8017, APQ8037, APQ8084, APQ8096AU, AQT1000, AR6003, CSR6030, CSRB31024, MDM8207, MDM8215, MDM8215M, MDM8615M, MDM9150, MDM9205, MDM9206, MDM9207, MDM9215, MDM9230, MDM9250, MDM9310, MDM9330, MDM9607, MDM9615, MDM9615M, MDM9625, MDM9628, MDM9630, MDM9635M, MDM9640, MDM9645, MDM9650, MDM9655, MSM8108, MSM8208, MSM8209, MSM8608, MSM8909W, MSM8917, MSM8920, MSM8937, MSM8940, MSM8976, MSM8976SG, MSM8996AU, QCA1990, 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, QCA9367, QCA9377, QCA9379, QCM4290, QCM6125, QCS410, QCS4290, QCS603, QCS605, QCS610, QCS6125, QCX315, QSW8573, Qualcomm215, SA415M, SA515M, SA8155, SA8155P, SC8180X+SDX55, SD 455, SD 636, SD 675, SD 8C, SD 8CX, SD205, SD210, SD429, SD439, SD450, SD480, SD632, SD665, SD670, SD675, SD678, SD690 5G, SD712, SD720G, SD730, SD750G, SD765 ...[truncated*]

2 vendors · 172 products

References

1 links