Is CVE-2020-36277 in the CISA KEV catalog?

No. CVE-2020-36277 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-36277?

CVE-2020-36277 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-36277?

CVE-2020-36277 has an EPSS score of 2.43% (82th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-36277?

Upgrade leptonlib on debian 11 to 1.79.0-1.1 or later.

CVE & CISA-KEV Catalog

CVE-2020-36277

HIGHEPSS 82th pctl

7.5

CVSS v3

NVD

Description

Leptonica before 1.80.0 allows a denial of service (application crash) via an incorrect left shift in pixConvert2To8 in pixconv.c.

CWE-670

How to fix

Remediation Available

leptonlibDebian

Fixed in:1.79.0-1.1CVE-2020-36277

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

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.43%probability of exploitation in 30 days

82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Patch2

Exploit1

bugs.chromium.org

Third-Party Advisory2

Other references2

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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.