CVE-2020-36109

ASUS RT-AX86U router firmware below version under 9.0.0.4_386 has a buffer overflow in the blocking_request.cgi function of the httpd module that can cause code execution when an attacker constructs malicious data.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:P/I:P/A:P

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/	Vendor Advisory
https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:asus:rt-ax86u_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:asus:rt-ax86u:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:28

Type	Values Removed	Values Added
References	~~() https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/ - Vendor Advisory~~	() https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/ - Vendor Advisory

Information

Published : 2021-02-01 14:15

Updated : 2024-11-21 05:28

NVD link : CVE-2020-36109

Mitre link : CVE-2020-36109

CVE.ORG link : CVE-2020-36109

JSON object : View

Products Affected

asus

rt-ax86u_firmware
rt-ax86u

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2020-36109", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 7.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2021-02-01T14:15:12.303", "references": [{"url": "https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.asus.com/Static_WebPage/ASUS-Product-Security-Advisory/", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "ASUS RT-AX86U router firmware below version under 9.0.0.4_386 has a buffer overflow in the blocking_request.cgi function of the httpd module that can cause code execution when an attacker constructs malicious data."}, {"lang": "es", "value": "El firmware del enrutador ASUS RT-AX86U versiones por debajo de 9.0.0.4_386, presenta un desbordamiento del b\u00fafer en la funci\u00f3n block_request.cgi del m\u00f3dulo httpd que puede causar una ejecuci\u00f3n de c\u00f3digo cuando un atacante construye datos maliciosos"}], "lastModified": "2024-11-21T05:28:44.903", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:asus:rt-ax86u_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "15A658AC-BE51-4BAC-A338-9297FBEEC827", "versionEndExcluding": "9.0.0.4_386"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:h:asus:rt-ax86u:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "AB28700C-02EB-46D0-9BAD-833CE4790264"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve@mitre.org"}