Is CVE-2021-46705 in the CISA KEV catalog?

No. CVE-2021-46705 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-46705?

CVE-2021-46705 has a CVSS v3 base score of 5.1 (MEDIUM).

What is the EPSS score for CVE-2021-46705?

CVE-2021-46705 has an EPSS score of 0.24% (14th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-46705?

Upgrade grub2 to 2.06-18.1 or later.

CVE & CISA-KEV Catalog

CVE-2021-46705

MEDIUM

5.1

CVSS v3

NVD

Description

A Insecure Temporary File vulnerability in grub-once of grub2 in SUSE Linux Enterprise Server 15 SP4, openSUSE Factory allows local attackers to truncate arbitrary files. This issue affects: SUSE Linux Enterprise Server 15 SP4 grub2 versions prior to 2.06-150400.7.1. SUSE openSUSE Factory grub2 versions prior to 2.06-18.1.

CWE-377

How to fix

Remediation Available

grub2NVD

Affected:< 2.06-18.1Fixed in:2.06-18.1CVE-2021-46705derived 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 VectorLocal

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.24%probability of exploitation in 30 days

14thpercentile

Low risk: more likely to be exploited than 14% of all known CVEs.

References

Exploit1

bugzilla.suse.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.