Is CVE-2021-36613 in the CISA KEV catalog?

No. CVE-2021-36613 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-36613?

CVE-2021-36613 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-36613?

CVE-2021-36613 has an EPSS score of 2.23% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-36613?

Upgrade routeros to 6.48.2 or later.

CVE & CISA-KEV Catalog

CVE-2021-36613

MEDIUMEPSS 81th pctl

6.5

CVSS v3

NVD

Description

Mikrotik RouterOs before stable 6.48.2 suffers from a memory corruption vulnerability in the ptp process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference).

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

routerosNVD

Affected:< 6.48.2Fixed in:6.48.2CVE-2021-36613derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

2.23%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Patch1

seclists.org

Exploit1

seclists.org

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	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.