Is CVE-2020-0452 in the CISA KEV catalog?

No. CVE-2020-0452 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-0452?

CVE-2020-0452 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2020-0452?

CVE-2020-0452 has an EPSS score of 3.19% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-0452?

Upgrade libexif on debian 11 to 0.6.22-3 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2020-0452

CRITICALEPSS 87th pctl

9.8

CVSS v3

NVD

Description

In exif_entry_get_value of exif-entry.c, there is a possible out of bounds write due to an integer overflow. This could lead to remote code execution if a third party app used this library to process remote image data with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11 Android-8.0Android ID: A-159625731

CWE-190Integer Overflow CWE-787Out-of-bounds Write

How to fix

Remediation Available

libexifDebian

Fixed in:0.6.22-3CVE-2020-0452

libexifUbuntu

Fixed in:0.6.21-1ubuntu1+esm6USN-4624-1

Fixed in:0.6.21-2ubuntu0.6USN-4624-1

Fixed in:0.6.21-4ubuntu0.6USN-4624-1

Fixed in:0.6.21-6ubuntu0.4USN-4624-1

libexif12Ubuntu

Fixed in:0.6.21-1ubuntu1+esm6USN-4624-1

Fixed in:0.6.21-2ubuntu0.6USN-4624-1

Fixed in:0.6.21-4ubuntu0.6USN-4624-1

Fixed in:0.6.21-6ubuntu0.4USN-4624-1

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 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

3.19%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Patch1

source.android.com

Third-Party Advisory1

security.gentoo.org

Other references2

Related Vulnerabilities

Other CWE-190 (Integer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-16040	Medium	6.5	100%	-	Fix
CVE-2019-11477	High	7.5	99%	-	Fix
CVE-2023-44443	High	7.8	94%	-	Fix
CVE-2014-0569	High	9.3	90%	-	-
CVE-2017-3599	High	7.5	90%	-	Fix
CVE-2023-21716	Critical	9.8	82%	-	Fix

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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.