Is CVE-2020-15634 in the CISA KEV catalog?

No. CVE-2020-15634 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-15634?

CVE-2020-15634 has a CVSS v3 base score of 6.3 (MEDIUM).

What is the EPSS score for CVE-2020-15634?

CVE-2020-15634 has an EPSS score of 1.39% (69th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-15634?

Upgrade r6700 firmware to 1.0.4.98 or later.

CVE & CISA-KEV Catalog

CVE-2020-15634

MEDIUM

6.3

CVSS v3

NVD

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6700 routers with firmware 1.0.4.84_10.0.58. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of string table file uploads. The issue results from the lack of proper validation of a user-supplied string before using it as a format specifier. An attacker can leverage this vulnerability to execute code in the context of the web server. Was ZDI-CAN-9755.

CWE-134

How to fix

Remediation Available

r6700 firmwareNVD

Affected:< 1.0.4.98Fixed in:1.0.4.98CVE-2020-15634derived 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 VectorAdjacent

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

1.39%probability of exploitation in 30 days

69thpercentile

Moderate risk: more likely to be exploited than 69% of all known CVEs.

References

Vendor Advisory1

kb.netgear.com

Third-Party Advisory1

zerodayinitiative.com

Related Vulnerabilities

Other CWE-134 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-13160	Critical	9.8	81%	-	Fix
CVE-2023-22374	High	8.5	73%	-	-
CVE-2012-1851	High	10.0	66%	-	-
CVE-2024-23113	Critical	9.8	62%	KEV	-
CVE-2012-3569	High	9.3	48%	-	-
CVE-2018-6317	Critical	9.1	44%	-	-

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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.