Is CVE-2020-28248 in the CISA KEV catalog?

No. CVE-2020-28248 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-28248?

CVE-2020-28248 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2020-28248?

CVE-2020-28248 has an EPSS score of 2.22% (80th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-28248?

Upgrade png-img to 3.1.0 or later.

CVE & CISA-KEV Catalog

CVE-2020-28248

HIGHEPSS 80th pctl

8.8

CVSS v3

NVD

Description

An integer overflow in the PngImg::InitStorage_() function of png-img before 3.1.0 leads to an under-allocation of heap memory and subsequently an exploitable heap-based buffer overflow when loading a crafted PNG file.

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

How to fix

Remediation Available

png-imgNVD

Affected:< 3.1.0Fixed in:3.1.0CVE-2020-28248derived from NVD

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 InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.22%probability of exploitation in 30 days

80thpercentile

Elevated risk: more likely to be exploited than 80% of all known CVEs.

References

Patch1

github.com

Exploit1

securitylab.github.com

Third-Party Advisory1

github.com

Product1

github.com

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.