Improper Access Control in Core
Memory corruption may occur while attaching VM when the HLOS retains access to VM.
- Published
- Jun 3, 2025
- Updated
- Jun 17, 2026
- EPSS
- 0.1% · 0th percentile
- CWE
- CWE-284
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Report tools
Action score
31
Monitor
Low priority for now.
- CVSS
- 31 / 40 · 7.8 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.1%
CISA SSVC decision
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
Vulnrichment: CISA's decision-tree inputs.
CNA vs NVD score
- NVD
- —
- CNA · qualcomm
- 7.8
- NVD has not scored this yet; the score shown is the CNA’s.
The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| qualcomm | aqt1000 firmware | cpe:2.3:o:qualcomm:aqt1000_firmware |
| qualcomm | aqt1000 | cpe:2.3:h:qualcomm:aqt1000 |
| qualcomm | ar8035 firmware | cpe:2.3:o:qualcomm:ar8035_firmware |
| qualcomm | ar8035 | cpe:2.3:h:qualcomm:ar8035 |
| qualcomm | fastconnect 6200 firmware | cpe:2.3:o:qualcomm:fastconnect_6200_firmware |
| qualcomm | fastconnect 6200 | cpe:2.3:h:qualcomm:fastconnect_6200 |
| qualcomm | fastconnect 6700 firmware | cpe:2.3:o:qualcomm:fastconnect_6700_firmware |
| qualcomm | fastconnect 6700 | cpe:2.3:h:qualcomm:fastconnect_6700 |
| qualcomm | fastconnect 6800 firmware | cpe:2.3:o:qualcomm:fastconnect_6800_firmware |
| qualcomm | fastconnect 6800 | cpe:2.3:h:qualcomm:fastconnect_6800 |
| qualcomm | sa8775p firmware | cpe:2.3:o:qualcomm:sa8775p_firmware |
| qualcomm | sa8775p | cpe:2.3:h:qualcomm:sa8775p |
and 188 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- qualcomm aqt1000 firmwareall versions
- qualcomm ar8035 firmwareall versions
- qualcomm fastconnect 6200 firmwareall versions
- qualcomm fastconnect 6700 firmwareall versions
- qualcomm fastconnect 6800 firmwareall versions
- qualcomm fastconnect 6900 firmwareall versions
- qualcomm fastconnect 7800 firmwareall versions
- qualcomm qam8255p firmwareall versions
- qualcomm qam8295p firmwareall versions
- qualcomm qam8620p firmwareall versions
- qualcomm qam8650p firmwareall versions
- qualcomm qam8775p firmwareall versions
- qualcomm qamsrv1h firmwareall versions
- qualcomm qamsrv1m firmwareall versions
- qualcomm qca6174a firmwareall versions
- qualcomm qca6310 firmwareall versions
- qualcomm qca6335 firmwareall versions
- qualcomm qca6391 firmwareall versions
- qualcomm qca6420 firmwareall versions
- qualcomm qca6421 firmwareall versions
Versions reported by the vendor
Affected version ranges reported by the assigning authority (qualcomm). Independent of NVD's CPE analysis and usually ahead of it.
Qualcomm, Inc. Snapdragon
- AQT1000, AR8035, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, QAM8255P, QAM8295P, QAM8620P, QAM8650P, QAM8775P … (+28)affected
Same product
qualcomm: all recordsOther highest-scoring records for the same primary product.
- CVE-2025-21479Incorrect Authorization in GraphicsKEV64This week
- CVE-2025-21480Incorrect Authorization in Graphics WindowsKEV64This week
- CVE-2021-1965Possible buffer overflow due to lack of parameter length check during MBSSID scan IE parse in Snapdragon Auto, Snapdragon Compute, Snapdrago40Plan
- CVE-2023-43548Buffer Copy Without Checking Size of Input in Video39Monitor
- CVE-2023-43519Buffer Copy without Checking Size of Input (`Classic Buffer Overflow`) in Video39Monitor
- CVE-2023-43518Untrusted Pointer Dereference in Video39Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
- CVE-2024-4984228 days apartImproper Access Control in Hypervisor31Monitor
- CVE-2025-2147028 days apartImproper Access Control in Camera Driver31Monitor
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- high · data or configuration can be modified
- Availability
- high · the service can be disrupted
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Weakness class (CWE)
CWE-284 · Improper Access ControlCVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvd-secondary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Embedding Scripts within ScriptsCAPEC-19likelihood: High · High
- Malicious Logic InsertionCAPEC-441likelihood: Medium · High
- Modification of Windows Service ConfigurationCAPEC-478likelihood: Low · High
- Malicious Root CertificateCAPEC-479likelihood: Low · Low
- Intent SpoofCAPEC-502
- WebView ExposureCAPEC-503
- Data Injected During ConfigurationCAPEC-536likelihood: Low · High
- Incomplete Data Deletion in a Multi-Tenant EnvironmentCAPEC-546likelihood: Low · Medium
ATT&CK techniques
- RootkitT1014
- Obfuscated Files or Information: Embedded PayloadsT1027.009
- Boot or Logon Initialization ScriptsT1037
- Taint shared contentT1080
- Server Software Component: Terminal Services DLLT1505.005
- Pre-OS Boot:BootkitT1542.003
- Create or Modify System ProcessT1543
- Create or Modify System Process: Launch AgentT1543.001
- Create or Modify System Process:Windows ServiceT1543.003
- Create or Modify System Process: Launch DaemonT1543.004
- Event Triggered Execution:Change Default File AssociationT1546.001
- Event Triggered Execution:.bash_profile and .bashrcT1546.004
- Event Triggered Execution: Accessibility FeaturesT1546.008
- Event Triggered Execution: Installer PackagesT1546.016
- Boot or Logon Autostart ExecutionT1547
- Boot or Logon Autostart Execution:Kernel Modules and ExtensionsT1547.006
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
Vendor advisories and official records. Exploit/PoC links are deliberately left out.