CVE-2001-1056

IRC DCC helper in the ip_masq_irc IP masquerading module 2.2 allows remote attackers to bypass intended firewall restrictions by causing the target system to send a "DCC SEND" request to a malicious server which listens on port 6667, which may cause the module to believe that the traffic is a valid request and allow the connection to the port specified in the DCC SEND request.

CVSS v2.0 7.5 HIGH

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
http://archives.neohapsis.com/archives/bugtraq/2001-07/0733.html	Broken Link
http://archives.neohapsis.com/archives/bugtraq/2001-07/0750.html	Broken Link
http://www.iss.net/security_center/static/6923.php	Broken Link
http://www.osvdb.org/1916	Broken Link
http://www.securityfocus.com/bid/3117	Third Party Advisory Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::

History

No history.

Information

Published : 2001-07-30 04:00

Updated : 2018-09-20 18:45

NVD link : CVE-2001-1056

Mitre link : CVE-2001-1056

CVE.ORG link : CVE-2001-1056

JSON object : View

Products Affected

linux

linux_kernel

CWE

NVD-CWE-Other

{"id": "CVE-2001-1056", "cveTags": [], "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": true, "userInteractionRequired": false}]}, "published": "2001-07-30T04:00:00.000", "references": [{"url": "http://archives.neohapsis.com/archives/bugtraq/2001-07/0733.html", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "http://archives.neohapsis.com/archives/bugtraq/2001-07/0750.html", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "http://www.iss.net/security_center/static/6923.php", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "http://www.osvdb.org/1916", "tags": ["Broken Link"], "source": "cve@mitre.org"}, {"url": "http://www.securityfocus.com/bid/3117", "tags": ["Third Party Advisory", "Vendor Advisory"], "source": "cve@mitre.org"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-Other"}]}], "descriptions": [{"lang": "en", "value": "IRC DCC helper in the ip_masq_irc IP masquerading module 2.2 allows remote attackers to bypass intended firewall restrictions by causing the target system to send a \"DCC SEND\" request to a malicious server which listens on port 6667, which may cause the module to believe that the traffic is a valid request and allow the connection to the port specified in the DCC SEND request."}], "lastModified": "2018-09-20T18:45:46.970", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1C4B89DB-8BFA-446D-A00F-FB6DFE067BBF", "versionEndIncluding": "2.0.18", "versionStartExcluding": "2.0.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21794CDE-ADB5-45ED-B995-456A2C439438", "versionEndIncluding": "2.2.18", "versionStartIncluding": "2.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}