Is CVE-2021-0397 in the CISA KEV catalog?

No. CVE-2021-0397 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-0397?

CVE-2021-0397 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2021-0397?

CVE-2021-0397 has an EPSS score of 5.67% (92th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-0397?

No published fix for CVE-2021-0397 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-0397

CRITICALEPSS 92th pctl

9.8

CVSS v3

NVD

Description

In sdp_copy_raw_data of sdp_discovery.cc, there is a possible system compromise due to a double free. This could lead to remote code execution with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-174052148

CWE-415

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

5.67%probability of exploitation in 30 days

92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

Vendor Advisory1

source.android.com

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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.