CVE-2015-8023 (GCVE-0-2015-8023)

Vulnerability from cvelistv5 – Published: 2015-11-18 16:00 – Updated: 2024-08-06 08:06
VLAI?
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.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www.strongswan.org/blog/2015/11/16/strong… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-updates/2015-1… vendor-advisoryx_refsource_SUSE
http://www.securityfocus.com/bid/84947 vdb-entryx_refsource_BID
http://www.debian.org/security/2015/dsa-3398 vendor-advisoryx_refsource_DEBIAN
http://www.ubuntu.com/usn/USN-2811-1 vendor-advisoryx_refsource_UBUNTU
Show details on NVD website

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    },
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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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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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Detection rules are retrieved from Rulezet.

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