Is CVE-2021-1480 in the CISA KEV catalog?

No. CVE-2021-1480 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-1480?

CVE-2021-1480 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2021-1480?

CVE-2021-1480 has an EPSS score of 1.79% (76th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-1480?

Upgrade catalyst sd-wan manager to 20.4.1 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2021-1480

HIGHEPSS 76th pctl

7.8

CVSS v3

NVD

Description

Multiple vulnerabilities in Cisco SD-WAN vManage Software could allow an unauthenticated, remote attacker to execute arbitrary code or allow an authenticated, local attacker to gain escalated privileges on an affected system. For more information about these vulnerabilities, see the Details section of this advisory.

CWE-119Buffer Overflow CWE-20Improper Input Validation

How to fix

Remediation Available

catalyst sd-wan managerNVD

Affected:>= 20.4, < 20.4.1Fixed in:20.4.1CVE-2021-1480derived from NVD

sd-wan vmanageNVD

Affected:>= 19.3, < 20.3.3Fixed in:20.3.3CVE-2021-1480derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.79%probability of exploitation in 30 days

76thpercentile

Elevated risk: more likely to be exploited than 76% of all known CVEs.

References

Patch1

tools.cisco.com

Related Vulnerabilities

Other CWE-119 (Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-4966	Critical	9.4	100%	KEV + Ransom	Fix
CVE-2017-11882	High	7.8	100%	KEV + Ransom	-
CVE-2020-0796	Critical	10.0	100%	KEV + Ransom	-
CVE-2008-4250	Critical	9.8	99%	KEV	-
CVE-2017-15944	Critical	9.8	98%	KEV	Fix
CVE-2015-0014	High	10.0	97%	-	-

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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.