CVE & CISA-KEV Catalog

CVE-2020-25499

HIGHEPSS 90th pctl
8.8
CVSS v3
NVD

Description

TOTOLINK A3002RU-V2.0.0 B20190814.1034 allows authenticated remote users to modify the system's 'Run Command'. An attacker can use this functionality to execute arbitrary OS commands on the router.

CWE-78OS Command InjectionCWE-862Missing Authorization

How to fix

Remediation Available
a3002r firmwareNVD
Affected:< 1.1.1-b20200824.0128Fixed in:1.1.1-b20200824.0128CVE-2020-25499derived from NVD
a3002ru-v1 firmwareNVD
Affected:< 3.4.0-b20201030.1754Fixed in:3.4.0-b20201030.1754CVE-2020-25499derived from NVD
a3002ru-v2 firmwareNVD
Affected:< 2.1.1-b20200911.1756Fixed in:2.1.1-b20200911.1756CVE-2020-25499derived from NVD
a702r-v2 firmwareNVD
Affected:< 1.0.0-b20201028.1743Fixed in:1.0.0-b20201028.1743CVE-2020-25499derived from NVD
a702r-v3 firmwareNVD
Affected:< 1.0.0-b20201103.1713Fixed in:1.0.0-b20201103.1713CVE-2020-25499derived from NVD
n100re-v3 firmwareNVD
Affected:< 3.4.0-b20201030.0926Fixed in:3.4.0-b20201030.0926CVE-2020-25499derived from NVD
n150rt firmwareNVD
Affected:< 3.4.0-b20201030.1142Fixed in:3.4.0-b20201030.1142CVE-2020-25499derived from NVD
n200re-v3 firmwareNVD
Affected:< 3.4.0-b20201029.1811Fixed in:3.4.0-b20201029.1811CVE-2020-25499derived from NVD
n200re-v4 firmwareNVD
Affected:< 4.0.0-b20200805.1507Fixed in:4.0.0-b20200805.1507CVE-2020-25499derived from NVD
n210re firmwareNVD
Affected:< 1.0.0-b20201030.2030Fixed in:1.0.0-b20201030.2030CVE-2020-25499derived from NVD
n300rh-v3 firmwareNVD
Affected:< 3.2.4-b20201029.1838Fixed in:3.2.4-b20201029.1838CVE-2020-25499derived from NVD
n300rt firmwareNVD
Affected:< 3.4.0-b20201026.2033Fixed in:3.4.0-b20201026.2033CVE-2020-25499derived from NVD
n302r plus firmwareNVD
Affected:< 3.4.0-b20201028.2224Fixed in:3.4.0-b20201028.2224CVE-2020-25499derived 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

ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

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

Exploit Intelligence

4.23%probability of exploitation in 30 days
90thpercentile

Elevated risk: more likely to be exploited than 90% of all known CVEs.

References

Exploit1

Related Vulnerabilities

Other CWE-78 (OS Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2021-1498Critical9.8100%KEVFix
CVE-2014-6271Critical9.8100%KEVFix
CVE-2019-16920Critical9.8100%KEV-
CVE-2022-44877Critical9.8100%KEVFix
CVE-2020-8515Critical9.8100%KEV-
CVE-2020-9054Critical9.8100%KEVFix
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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.