CVE Tools
Sign in

CVE-2021-1976

A use after free can occur due to improper validation of P2P device address in PD Request frame in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon ...

Published: Sep 17, 2021Updated: Nov 21, 2024 Sources: CVE List NVD csafCWE-416
9.8CRITICAL
NVD MITRE
EPSS Score
0.8%
Top 47.0%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code within the context of a privileged process.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-416

Affected Products

qualcomm
commercial·USaka qualcomm, inc., qualcomm inc, qualcomm incorporated
apq8009 firmware
Hardware Firmware
apq8009w firmware
Hardware Firmware
apq8017 firmware
Hardware Firmware
apq8053 firmware
Hardware Firmware
apq8064au firmware
Hardware Firmware
apq8096au firmware
Hardware Firmware
aqt1000 firmware
Hardware Firmware
ar7420 firmware
Hardware Firmware
Qualcomm, Inc.
commercial·USaka qualcomm
Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Hardware Firmware
and 239 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2021-1976?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-074-07.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-24-074-07
cisa.gov
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
cisa.gov
and 196 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2021-1976 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows