CVE-2017-20149

The Mikrotik RouterOS web server allows memory corruption in releases before Stable 6.38.5 and Long-term 6.37.5, aka Chimay-Red. A remote and unauthenticated user can trigger the vulnerability by sending a crafted HTTP request. An attacker can use this vulnerability to execute arbitrary code on the affected system, as exploited in the wild in mid-2017 and later.

CVSS v3 9.8 CRITICAL

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

References

Link	Resource
https://github.com/BigNerd95/Chimay-Red	Exploit Third Party Advisory
https://www.bleepingcomputer.com/news/security/hajime-botnet-makes-a-comeback-with-massive-scan-for-mikrotik-routers/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:mikrotik:routeros:::::ltr:::*
	cpe:2.3:o:mikrotik:routeros::::::::

History

20 Oct 2022, 13:32

Type	Values Removed	Values Added
CPE		cpe:2.3:o:mikrotik:routeros:::::ltr:::* cpe:2.3:o:mikrotik:routeros::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8
CWE		CWE-787
First Time		Mikrotik Mikrotik routeros
References	~~(MISC) https://github.com/BigNerd95/Chimay-Red -~~	(MISC) https://github.com/BigNerd95/Chimay-Red - Exploit, Third Party Advisory
References	~~(MISC) https://www.bleepingcomputer.com/news/security/hajime-botnet-makes-a-comeback-with-massive-scan-for-mikrotik-routers/ -~~	(MISC) https://www.bleepingcomputer.com/news/security/hajime-botnet-makes-a-comeback-with-massive-scan-for-mikrotik-routers/ - Exploit, Third Party Advisory

15 Oct 2022, 03:41

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-10-15 02:15

Updated : 2023-12-10 14:35

NVD link : CVE-2017-20149

Mitre link : CVE-2017-20149

CVE.ORG link : CVE-2017-20149

JSON object : View

Products Affected

mikrotik

routeros

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2017-20149", "metrics": {"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": "2022-10-15T02:15:08.497", "references": [{"url": "https://github.com/BigNerd95/Chimay-Red", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://www.bleepingcomputer.com/news/security/hajime-botnet-makes-a-comeback-with-massive-scan-for-mikrotik-routers/", "tags": ["Exploit", "Third Party Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "The Mikrotik RouterOS web server allows memory corruption in releases before Stable 6.38.5 and Long-term 6.37.5, aka Chimay-Red. A remote and unauthenticated user can trigger the vulnerability by sending a crafted HTTP request. An attacker can use this vulnerability to execute arbitrary code on the affected system, as exploited in the wild in mid-2017 and later."}, {"lang": "es", "value": "El servidor web Mikrotik RouterOS permite una corrupci\u00f3n de memoria en versiones anteriores a Stable 6.38.5 y Long-term 6.37.5, tambi\u00e9n se conoce como Chimay-Red. Un usuario remoto y no autenticado puede desencadenar la vulnerabilidad mediante el env\u00edo de una petici\u00f3n HTTP dise\u00f1ada. Un atacante puede utilizar esta vulnerabilidad para ejecutar c\u00f3digo arbitrario en el sistema afectado, como fue explotado \"in the wild\" mediados de 2017 y m\u00e1s tarde"}], "lastModified": "2022-10-20T13:32:21.290", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:ltr:*:*:*", "vulnerable": true, "matchCriteriaId": "48A6BC6C-0F39-4F53-AC01-D345CB9F8CE0", "versionEndExcluding": "6.37.5"}, {"criteria": "cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3F7108B6-52D6-4DEA-A936-B3CBE2AE984D", "versionEndExcluding": "6.38.5", "versionStartIncluding": "6.38"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}