cve-2015-8023
Vulnerability from cvelistv5
Published
2015-11-18 16:00
Modified
2024-08-06 08:06
Severity ?
Summary
The server implementation of the EAP-MSCHAPv2 protocol in the eap-mschapv2 plugin in strongSwan 4.2.12 through 5.x before 5.3.4 does not properly validate local state, which allows remote attackers to bypass authentication via an empty Success message in response to an initial Challenge message.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2015-12/msg00025.html
cve@mitre.orghttp://lists.opensuse.org/opensuse-updates/2015-11/msg00139.html
cve@mitre.orghttp://www.debian.org/security/2015/dsa-3398
cve@mitre.orghttp://www.securityfocus.com/bid/84947
cve@mitre.orghttp://www.ubuntu.com/usn/USN-2811-1
cve@mitre.orghttps://www.strongswan.org/blog/2015/11/16/strongswan-vulnerability-%28cve-2015-8023%29.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00025.html
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-updates/2015-11/msg00139.html
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2015/dsa-3398
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/84947
af854a3a-2127-422b-91ae-364da2661108http://www.ubuntu.com/usn/USN-2811-1
af854a3a-2127-422b-91ae-364da2661108https://www.strongswan.org/blog/2015/11/16/strongswan-vulnerability-%28cve-2015-8023%29.html
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

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      "id": "CVE-2015-8023",
      "lastModified": "2024-11-21T02:37:51.770",
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      "published": "2015-11-18T16:59:07.587",
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      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-20\"}, {\"lang\": \"en\", \"value\": \"CWE-264\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2015-8023\",\"sourceIdentifier\":\"cve@mitre.org\",\"published\":\"2015-11-18T16:59:07.587\",\"lastModified\":\"2024-11-21T02:37:51.770\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The server implementation of the EAP-MSCHAPv2 protocol in the eap-mschapv2 plugin in strongSwan 4.2.12 through 5.x before 5.3.4 does not properly validate local state, which allows remote attackers to bypass authentication via an empty Success message in response to an initial Challenge message.\"},{\"lang\":\"es\",\"value\":\"La implementaci\u00f3n del servidor del protocolo EAP-MSCHAPv2 en el plugin eap-mschapv2 en strongSwan 4.2.12 hasta la versi\u00f3n 5.x en versiones anteriores a 5.3.4 no valida adecuadamente el estado local, lo que permite a atacantes remotos eludir la autenticaci\u00f3n a trav\u00e9s de un mensaje Success vac\u00edo en respuesta a un mensaje Challenge inicial.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:P/A:N\",\"baseScore\":5.0,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-20\"},{\"lang\":\"en\",\"value\":\"CWE-264\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"B5A6F2F3-4894-4392-8296-3B8DD2679084\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F38D3B7E-8429-473F-BB31-FC3583EE5A5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E88A537F-F4D0-46B9-9E37-965233C2A355\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.2.12:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"38209DC9-3BE6-49EF-8BA1-6E2BC5D24FEF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.2.13:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"155EB8F5-7C3C-4293-91EE-62DA561DA54A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.2.14:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E42B67A3-8650-426F-A8E8-DCA4180D787A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.2.15:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"21CDA326-C5E4-4BAF-9DC6-4E5A57304C1F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.2.16:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7AF119CF-2CC5-4313-8722-06BCE3DC6255\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"384C0CAE-8AC3-47AA-9F1C-9DE6779CA583\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"00BC4DA6-BFD1-43CF-B8B8-DACBF09E4721\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FEDBF811-7E48-4E99-AE05-FFC12AAF1CDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"83086A98-0F54-460E-929F-A32DCCC604A7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8421916C-B6D2-4771-8E59-7057ACC096E6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.5:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A76F8B29-E036-4895-8296-29FE49C34A34\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.6:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"345E6CA4-A6E3-4A8B-9542-04D032956FCB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.3.7:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CA544693-EE26-47A9-9EA2-5CA2AE17E387\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.4.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"693623FC-189E-478E-8426-292A9002AABA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.4.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"278AB378-33D0-449D-8578-B537B4D28C5B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.5.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D7B465A7-9C74-411B-B65A-892BED6FBD39\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.5.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3D84EEB7-9900-4765-A1AD-B005618ACEDF\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.5.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"89057C10-2C55-45CB-8497-40E27EAED297\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.5.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"6D8A9FCA-801F-4320-A3EA-F3EA952F47A6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7350416E-359D-45F4-A3AC-1CF7E6EC7ED3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.6.1:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"23A022A5-6DDA-4B4C-8354-935F9D99BC74\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.6.2:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"73AED6DF-50C7-49DE-A9CA-A5AB519B4832\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.6.3:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3BDCDDFD-E4ED-436F-A8AD-B218CC5790D3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:strongswan:strongswan:4.6.4:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"165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  }
}


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