CVE-2020-3646
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in...
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
CVE-2020-3646- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
CVE List No score
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
CVE-2020-3646- Updated
- 2026-11-02
EUVDEUVD-2020-24917 No score
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
EUVD-2020-24917- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-m69w-8p53-w8cx No score
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in...
u'Buffer overflow seen as the destination buffer size is lesser than the source buffer size in video application' in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables in Bitra, MSM8909W, QCM2150, QCS405, QCS605, Saipan, SC8180X, SDA845, SDM429W, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR2130
- Record
GHSA-m69w-8p53-w8cx- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon compute, snapdragon consumer iot, snapdragon industrial iot, snapdragon mobile, snapdragon voice & music, snapdragon wearables
- qualcomm bitra firmware
- qualcomm msm8909w firmware
- qualcomm qcm2150 firmware
- qualcomm qcs405 firmware
- qualcomm qcs605 firmware
- qualcomm saipan firmware
- qualcomm sc8180x firmware
- qualcomm sda845 firmware
- qualcomm sdm429w firmware
- qualcomm sdx24 firmware
- qualcomm sdx55 firmware
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-3646 is a high vulnerability (CVSS 7.8) in Qualcomm, Inc. Snapdragon Compute, Snapdragon Consumer Iot, Snapdragon Industrial Iot, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, published September 8, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. No source names a fixed version.