CVE-2021-31252 (GCVE-0-2021-31252)

Vulnerability from cvelistv5 – Published: 2021-06-04 20:21 – Updated: 2024-08-03 22:55
VLAI?
Summary
An open redirect vulnerability exists in BF-630, BF-450M, BF-430, BF-431, BF631-W, BF830-W, Webpass, and SEMAC devices from CHIYU Technology that can be exploited by sending a link that has a specially crafted URL to convince the user to click on it.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
Show details on NVD website
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ella\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":6.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:P/A:N\",\"baseScore\":5.8,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-601\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:bf-430_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"FA0C36F7-25D5-4A51-B312-C924362A8A29\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:bf-430:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E4E3D910-0317-4B0B-BB33-15B86AB3E4EB\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:bf-431_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"C137757C-105F-400D-93F3-4620975011B2\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:bf-431:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"23BF3F3D-7752-492B-87E9-949AFA19F85A\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:bf-450m_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B5039F6C-F563-4944-A977-0D79BC6E2B17\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:bf-450m:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"CD504C8D-7E80-48EF-B3F6-93FC6AEE031E\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_s2_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E605EBAB-D5F9-43A8-8096-DA62A4295A92\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:semac_s2:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BDAC8B2A-8AB4-4EAB-84D5-526F89C8D9B6\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_d1_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A4B14981-FCEA-45FC-896F-7677BEB7A8FB\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:semac_d1:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"59C613EE-4884-4CD6-B4BA-AF41FD26DB35\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_d2_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"10BBB47A-E6EF-4EE5-A74C-F7766004880B\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:semac_d2:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7123F403-1044-4ECC-A6F8-AB8E0173432B\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_d4_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"D6A0946C-6A4F-4A9E-9D7C-702A74236C89\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:semac_d4:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0F4E3539-D33A-48E1-8B09-4D010BEAC9C1\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_s3v3_firmware:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"DF097E2D-8F46-4EE0-9C0E-449EDC5FE373\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:chiyu-tech:semac_s3v3:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"231A210D-7A72-4E54-BF7D-2594F2735D68\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:chiyu-tech:semac_d2_n300_firmware:-:*:*:*:*:*:*:*\",\"matc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Party Advisory\"]},{\"url\":\"https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/\",\"source\":\"cve@mitre.org\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://www.chiyu-tech.com/msg/message-Firmware-update-87.html\",\"source\":\"cve@mitre.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chiyu-iot-devices#cve-2021-31252\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://seguranca-informatica.pt/dancing-in-the-iot-chiyu-devices-vulnerable-to-remote-attacks/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://www.chiyu-tech.com/msg/message-Firmware-update-87.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]}]}}"
  }
}


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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.



Detection rules are retrieved from Rulezet.