Is CVE-2020-27793 in the CISA KEV catalog?

No. CVE-2020-27793 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-27793?

CVE-2020-27793 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2020-27793?

CVE-2020-27793 has an EPSS score of 0.92% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-27793?

Upgrade radare2 on debian unstable to 5.0.0+dfsg-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-27793

HIGH

7.5

CVSS v3

NVD

Description

An off-by-one overflow flaw was found in radare2 due to mismatched array length in core_java.c. This could allow an attacker to cause a crash, and perform a denail of service attack.

CWE-193

How to fix

Remediation Available

radare2Debian

Fixed in:5.0.0+dfsg-1CVE-2020-27793

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

0.92%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Patch2

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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.