Is CVE-2020-5253 in the CISA KEV catalog?

No. CVE-2020-5253 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-5253?

CVE-2020-5253 has a CVSS v3 base score of 3.9 (LOW).

What is the EPSS score for CVE-2020-5253?

CVE-2020-5253 has an EPSS score of 0.54% (41th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-5253?

Upgrade nethack on debian 11 to 3.6.0-1 or later.

CVE & CISA-KEV Catalog

CVE-2020-5253

LOW

3.9

CVSS v3

NVD

Description

NetHack before version 3.6.0 allowed malicious use of escaping of characters in the configuration file (usually .nethackrc) which could be exploited. This bug is patched in NetHack 3.6.0.

CWE-184 CWE-269Improper Privilege Management

How to fix

Remediation Available

nethackDebian

Fixed in:3.6.0-1CVE-2020-5253

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 VectorLocal

Attack ComplexityHigh

Privileges RequiredLow

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.54%probability of exploitation in 30 days

41stpercentile

Moderate risk: more likely to be exploited than 41% of all known CVEs.

References

Patch1

github.com

Third-Party Advisory1

github.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.