CVE-2009-4409

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://jvn.jp/en/jp/JVN49602378/index.html", "name": "JVN#49602378", "tags": [], "refsource": "JVN"}, {"url": "http://www.seil.jp/seilseries/security/2009/a00697.php", "name": "http://www.seil.jp/seilseries/security/2009/a00697.php", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.osvdb.org/61118", "name": "61118", "tags": [], "refsource": "OSVDB"}, {"url": "http://www.securityfocus.com/bid/37293", "name": "37293", "tags": [], "refsource": "BID"}, {"url": "http://jvndb.jvn.jp/ja/contents/2009/JVNDB-2009-000079.html", "name": "JVNDB-2009-000079", "tags": [], "refsource": "JVNDB"}, {"url": "http://secunia.com/advisories/37628", "name": "37628", "tags": ["Vendor Advisory"], "refsource": "SECUNIA"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The (1) CHAP and (2) MS-CHAP-V2 authentication capabilities in the PPP Access Concentrator (PPPAC) function in Internet Initiative Japan SEIL/B1 firmware 1.00 through 2.52 use the same challenge for each authentication attempt, which allows remote attackers to bypass authentication via a replay attack."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-287"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2009-4409", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 2.6, "accessVector": "NETWORK", "vectorString": "AV:N/AC:H/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "HIGH", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "severity": "LOW", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 4.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2009-12-23T21:30Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.30:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.41:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.50:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.40:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.51:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.52:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.01:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.10:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:1.00:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.20:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:h:iij:seil\\/b1:2.42:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2010-01-06T05:00Z"}