Is CVE-2021-0326 in the CISA KEV catalog?

No. CVE-2021-0326 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-0326?

CVE-2021-0326 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-0326?

CVE-2021-0326 has an EPSS score of 4.71% (91th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-0326?

Upgrade wpa on debian 11 to 2:2.9.0-17 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2021-0326

HIGHEPSS 91th pctl

7.5

CVSS v3

NVD

Description

In p2p_copy_client_info of p2p.c, there is a possible out of bounds write due to a missing bounds check. This could lead to remote code execution if the target device is performing a Wi-Fi Direct search, with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-8.1 Android-9Android ID: A-172937525

CWE-787Out-of-bounds Write

How to fix

Remediation Available

wpaDebian

Fixed in:2:2.9.0-17CVE-2021-0326

hostapdUbuntu

Fixed in:1:2.1-0ubuntu1.7+esm3USN-4734-2

Fixed in:1:2.4-0ubuntu6.7USN-4734-1

Fixed in:2:2.6-15ubuntu2.7USN-4734-1

Fixed in:2:2.9-1ubuntu4.2USN-4734-1

wpaUbuntu

Fixed in:2.1-0ubuntu1.7+esm3USN-4734-2

Fixed in:2.4-0ubuntu6.7USN-4734-1

Fixed in:2:2.6-15ubuntu2.7USN-4734-1

Fixed in:2:2.9-1ubuntu4.2USN-4734-1

wpasupplicantUbuntu

Fixed in:2.1-0ubuntu1.7+esm3USN-4734-2

Fixed in:2.4-0ubuntu6.7USN-4734-1

Fixed in:2:2.6-15ubuntu2.7USN-4734-1

Fixed in:2:2.9-1ubuntu4.2USN-4734-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorAdjacent

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

4.71%probability of exploitation in 30 days

91stpercentile

High risk: more likely to be exploited than 91% of all known CVEs.

References

Patch1

source.android.com

Third-Party Advisory2

Other references2

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix

Embed a live status badge for CVE-2021-0326

Markdown

[![CVE-2021-0326](https://tridentstack.com/cve/badge/CVE-2021-0326.svg)](https://tridentstack.com/cve/CVE-2021-0326)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-0326"><img src="https://tridentstack.com/cve/badge/CVE-2021-0326.svg" alt="CVE-2021-0326"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.