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Qualcomm
Wcn3991 Firmware

qualcomm wcn3991 firmware Vulnerabilities: CVEs, CISA KEV & Security Advisories

472 CVEs

5 in CISA KEV

qualcomm wcn3991 firmware Vulnerabilities

CVE security advisories and vulnerability history for wcn3991 firmware by qualcomm.

472

Total CVEs

Published

5

In CISA KEV

Exploited in the wild

12

Public exploits

With known exploit

7.8

Avg CVSS

2021–2024

Last updated November 22, 2024

Overview

qualcomm wcn3991 firmware has 472 published CVE records since 2021, of which 5 are in CISA's Known Exploited Vulnerabilities catalog and 12 have a known public exploit. The average CVSS base score across scored CVEs is 7.8.

This page aggregates every publicly disclosed vulnerability (CVE) affecting qualcomm wcn3991 firmware, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.

Severity and exploitation

How the CVSS severity of qualcomm wcn3991 firmware's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical42

High295

Medium75

Low0

60 additional CVEs have no CVSS severity score.

In CISA’s Known Exploited Vulnerabilities catalog

5

5 of qualcomm wcn3991 firmware's CVEs are confirmed exploited in the wild.

Public exploits

12

12 of qualcomm wcn3991 firmware's CVEs have a known public exploit available.

Affected versions and CVEs

Browse every qualcomm wcn3991 firmware version named in a CVE, then pick one to see only the CVEs that affect it.

No specific affected versions are recorded for qualcomm wcn3991 firmware; the CVEs below apply to the product without a version pin.

472 CVEs

Sort

Medium vulnerability · 2024-11-22
CVE-2021-30299
Patch
CWE-20
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2024-11-22
High vulnerability · 2023-12-05
CVE-2023-33087CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33081CWE-126
High · CVSS 7.5
EPSS 0.1% (35th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33080CWE-126
High · CVSS 7.5
EPSS 0.2% (41th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33079CWE-823
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-12-05
Improper Authentication in Automotive OS
CVE-2023-33070
Public exploit
CWE-287
High · CVSS 7.1
EPSS 0.1% (17th pct)2023-12-05
Use After Free in DSP Services
CVE-2023-33063
CISA KEV
Public exploit
Patch
CWE-416
Added to CISA KEV 2023-12-05
High · CVSS 8.5
EPSS 0.4% (64th pct)2023-12-05
Critical vulnerability · 2023-12-05
CVE-2023-33054CWE-287
Critical · CVSS 9.1
EPSS 0.1% (32th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33044CWE-617
High · CVSS 7.5
EPSS 0.2% (48th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33043CWE-617
High · CVSS 7.5
EPSS 0.2% (48th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33042CWE-20
High · CVSS 7.5
EPSS 0.2% (48th pct)2023-12-05
Medium vulnerability · 2023-12-05
CVE-2023-33024CWE-120
Medium · CVSS 6.7
EPSS 0.0% (13th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33022CWE-680
High · CVSS 8.4
EPSS 0.1% (19th pct)2023-12-05
Integer Overflow to Buffer Overflow in User Identity Module
CVE-2023-33018CWE-680
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-12-05
High vulnerability · 2023-12-05
CVE-2023-33017CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-12-05
Buffer Copy Without Checking Size of Input in Audio
CVE-2023-33059CWE-191
High · CVSS 7.8
EPSS 0.1% (24th pct)2023-11-07
Buffer Copy Without Checking Size of Input in Audio
CVE-2023-33055CWE-120
High · CVSS 7.8
EPSS 0.1% (24th pct)2023-11-07
Buffer Copy Without Checking Size of Input in Automotive Audio
CVE-2023-33031CWE-120
High · CVSS 7.8
EPSS 0.1% (24th pct)2023-11-07
Buffer Copy Without Checking Size of Input in Audio
CVE-2023-33035CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-10-03
Signed-to-unsigned conversion error in Audio
CVE-2023-33034CWE-195
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-10-03
Use After Free in DSP Service
CVE-2023-33029CWE-416
High · CVSS 8.4
EPSS 0.1% (19th pct)2023-10-03
High vulnerability · 2023-10-03
CVE-2023-33027
Patch
CWE-126
High · CVSS 7.5
EPSS 0.2% (41th pct)2023-10-03
Critical vulnerability · 2023-10-03
CVE-2023-28540CWE-287
Critical · CVSS 9.1
EPSS 0.1% (25th pct)2023-10-03
Buffer Copy Without Checking Size of Input in WLAN HAL
CVE-2023-28560CWE-120
High · CVSS 7.8
EPSS 0.0% (8th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21664CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21662CWE-120
High · CVSS 7.8
EPSS 0.1% (19th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2023-21646CWE-617
High · CVSS 7.5
EPSS 0.1% (29th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21644
Patch
CWE-680
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2023-09-05
Medium vulnerability · 2023-09-05
CVE-2023-21636CWE-129
Medium · CVSS 6.7
EPSS 0.0% (7th pct)2023-09-05
High vulnerability · 2023-09-05
CVE-2022-33275CWE-129
High · CVSS 8.4
EPSS 0.0% (16th pct)2023-09-05

Showing 30 of 472

Common weakness types

The CWE weakness categories most often found in qualcomm wcn3991 firmware CVEs. Follow any weakness for its full explanation.

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')21 CVEs
CWE-617Reachable Assertion12 CVEs
CWE-416Use After Free9 CVEs
CWE-126Buffer Over-read9 CVEs
CWE-125Out-of-bounds Read9 CVEs
CWE-680Integer Overflow to Buffer Overflow6 CVEs
CWE-415Double Free6 CVEs
CWE-787Out-of-bounds Write6 CVEs

Disclosure activity by year

How many qualcomm wcn3991 firmware CVEs were published each year.

2021

196

2022

176

2023

99

2024

1

Other qualcomm products

Browse vulnerabilities for other products by qualcomm.

wcd93801,205 CVEs wcd9380 firmware1,171 CVEs wsa88301,137 CVEs wsa88351,136 CVEs wcd93851,116 CVEs qca6574au1,105 CVEs wsa8830 firmware1,105 CVEs wsa8835 firmware1,104 CVEs

All qualcomm vulnerabilities

Frequently asked questions

Common questions about qualcomm wcn3991 firmware vulnerabilities.

How many CVEs does qualcomm wcn3991 firmware have?

qualcomm wcn3991 firmware has 472 published CVE records since 2021.

How many qualcomm wcn3991 firmware CVEs are in CISA KEV?

Yes — 5 of qualcomm wcn3991 firmware's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Are there public exploits for qualcomm wcn3991 firmware vulnerabilities?

Yes — 12 of qualcomm wcn3991 firmware's CVEs have a known public exploit.

What are the most common weakness types in qualcomm wcn3991 firmware CVEs?

qualcomm wcn3991 firmware's CVEs most often map to these CWE weakness types: CWE-120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')), CWE-617 (Reachable Assertion), CWE-416 (Use After Free), CWE-126 (Buffer Over-read).

How many critical qualcomm wcn3991 firmware vulnerabilities are there?

qualcomm wcn3991 firmware has 42 critical and 295 high-severity CVEs.

What is the average severity of qualcomm wcn3991 firmware CVEs?

The average CVSS base score across qualcomm wcn3991 firmware's scored CVEs is 7.8.

References

All qualcomm vulnerabilities
The MITRE CVE Program (opens in a new tab)
Learn: What is a CVE?
CWE directory: the weakness types these CVEs map to

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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On this page

Overview
Severity and exploitation
Affected versions and CVEs
Common weakness types
Disclosure activity
Other products
FAQ
References