CVE-2021-30327
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure...
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music
Attack profile
How easy it is to exploit
- Attack vector
- Physical
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music
- Record
CVE-2021-30327- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L - Updated
- 2026-11-02
EUVDEUVD-2021-17258
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music
- Record
EUVD-2021-17258- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-227c-7863-7wgm
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure...
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music
- Record
GHSA-227c-7863-7wgm- CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
Buffer overflow in sahara protocol while processing commands leads to overwrite of secure configuration data in Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon IOT, Snapdragon Connectivity, Snapdragon Voice & Music
- Record
CVE-2021-30327- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L - CVSS 3.1
- 6.8 Medium
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
- qualcomm, inc. snapdragon mobile, snapdragon compute, snapdragon auto, snapdragon iot, snapdragon connectivity, snapdragon voice & music
- qualcomm apq8097 firmware
- qualcomm apq8098 firmware
- qualcomm ipq6000 firmware
- qualcomm ipq6005 firmware
- qualcomm ipq6010 firmware
- qualcomm ipq6018 firmware
- qualcomm ipq6028 firmware
- qualcomm mdm9205 firmware
- qualcomm msm8997 firmware
- qualcomm msm8998 firmware
- qualcomm qca6595 firmware
Show 68 moreShow less
- qualcomm qca6595au firmware
- qualcomm qcn7605 firmware
- qualcomm qcn7605w firmware
- qualcomm qcn7606 firmware
- qualcomm qcn7606w firmware
- qualcomm qcs401 firmware
- qualcomm qcs402 firmware
- qualcomm qcs403 firmware
- qualcomm qcs404 firmware
- qualcomm qcs405 firmware
- qualcomm qcs407 firmware
- qualcomm sa2145p firmware
- qualcomm sa2150p firmware
- qualcomm sa4150p firmware
- qualcomm sa4155p firmware
- qualcomm sa415m firmware
- qualcomm sa4250p firmware
- qualcomm sa515m firmware
- qualcomm sa6115 firmware
- qualcomm sa6115p firmware
- qualcomm sa6125 firmware
- qualcomm sa6125p firmware
- qualcomm sa6145 firmware
- qualcomm sa6145p firmware
- qualcomm sa615x firmware
- qualcomm sa615xp firmware
- qualcomm sa8150p firmware
- qualcomm sa8155 firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sc7180 firmware
- qualcomm sc7180p firmware
- qualcomm sc8180x firmware
- qualcomm sc8180xp firmware
- qualcomm sda658 firmware
- qualcomm sda660 firmware
- qualcomm sda670 firmware
- qualcomm sda830 firmware
- qualcomm sda845 firmware
- qualcomm sdm640 firmware
- qualcomm sdm658 firmware
- qualcomm sdm660 firmware
- qualcomm sdm670 firmware
- qualcomm sdm710 firmware
- qualcomm sdm712 firmware
- qualcomm sdm830 firmware
- qualcomm sdm845 firmware
- qualcomm sdm850 firmware
- qualcomm sdpx55m firmware
- qualcomm sdx24 firmware
- qualcomm sdx24m firmware
- qualcomm sdx55 firmware
- qualcomm sm4250 firmware
- qualcomm sm6125 firmware
- qualcomm sm6150 firmware
- qualcomm sm6150p firmware
- qualcomm sm6250 firmware
- qualcomm sm6250p firmware
- qualcomm sm7125 firmware
- qualcomm sm7150 firmware
- qualcomm sm7150p firmware
- qualcomm sm7250 firmware
- qualcomm sm7250p firmware
- qualcomm sm8150 firmware
- qualcomm sm8150p firmware
- qualcomm sm8250 firmware
- qualcomm sxr2130 firmware
- qualcomm sxr2130p firmware
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| PoC in GitHub | Daniel224455/echidna | 2026-08-24 |
| PoC in GitHub | Daniel224455/katana | 2026-06-25 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, PoC in GitHub |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-30327 is a high vulnerability (CVSS 7.5) in Qualcomm, Inc. Snapdragon Mobile, Snapdragon Compute, Snapdragon Auto, Snapdragon Iot, Snapdragon Connectivity, Snapdragon Voice & Music, published June 14, 2022. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 10th percentile. No source names a fixed version.