CVE-2019-12583 (GCVE-0-2019-12583)

Vulnerability from cvelistv5 – Published: 2019-06-27 14:01 – Updated: 2024-08-04 23:24
VLAI?
Summary
Missing Access Control in the "Free Time" component of several Zyxel UAG, USG, and ZyWall devices allows a remote attacker to generate guest accounts by directly accessing the account generator. This can lead to unauthorised network access or Denial of Service.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
Show details on NVD website

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servicio.\"}],\"metrics\":{\"cvssMetricV30\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.0\",\"vectorString\":\"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H\",\"baseScore\":9.1,\"baseSeverity\":\"CRITICAL\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":5.2}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:N/C:N/I:P/A:P\",\"baseScore\":6.4,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":10.0,\"impactScore\":4.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-425\"}]}],\"configurations\":[{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:uag2100_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.18\\\\(aaiz.1\\\\)c0\",\"matchCriteriaId\":\"1ECFD77B-1D28-4980-B6BF-3044D73355E8\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:uag2100:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AAEE8768-0E03-4CD1-8359-A43C561E0349\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:uag4100_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.18\\\\(aatd.1\\\\)c0\",\"matchCriteriaId\":\"A9D27376-0C62-44CD-8CA1-5C8B570C8232\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:uag4100:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4B73627B-82A3-45C7-BEF0-39A703D5A91B\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:uag5100_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.18\\\\(aapn.1\\\\)c0\",\"matchCriteriaId\":\"7458A1BE-4324-423F-B78D-31BAB1B40565\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:uag5100:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4680F0CF-486F-40D9-BE15-36E9E620DDB8\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:usg110_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.33\\\\(aaph.0\\\\)c0\",\"matchCriteriaId\":\"E2AE7A03-A2F8-42BC-AB02-974391D7BDB3\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:usg110:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4834AC5E-884D-4A1C-A39B-B3F4A281E3CB\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:usg210_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.33\\\\(aapi.0\\\\)c0\",\"matchCriteriaId\":\"8168138F-9867-4EAC-B5B7-D624B13FD16A\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:usg210:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"EAFF1122-755A-4531-AA2E-FD6E8478F92F\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:usg310_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.33\\\\(aapj.0\\\\)c0\",\"matchCriteriaId\":\"D6922979-22DA-413C-B066-45C6342ECAEF\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:usg310:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F302801D-3720-4598-8458-A8938BD6CB46\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:usg1100_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.33\\\\(aapk.0\\\\)c0\",\"matchCriteriaId\":\"D5E174E5-E76C-4415-911E-65AD07CFCBBD\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":false,\"criteria\":\"cpe:2.3:h:zyxel:usg1100:-:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4B68C4BD-3279-47AB-AC2A-7555163B12E2\"}]}]},{\"operator\":\"AND\",\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:zyxel:usg1900_firmware:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"4.33\\\\(aapl.0\\\\)c0\",\"matchCriteriaId\":\"1A8F4182-5259-4A05-BFCF-A77482691794\"}]},{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":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Party Advisory\"]},{\"url\":\"https://www.zyxel.com/support/vulnerabilities-related-to-the-Free-Time-feature.shtml\",\"source\":\"cve@mitre.org\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://n-thumann.de/blog/zyxel-gateways-missing-access-control-in-account-generator-xss/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Exploit\",\"Third Party Advisory\"]},{\"url\":\"https://www.zyxel.com/support/vulnerabilities-related-to-the-Free-Time-feature.shtml\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"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.


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Detection rules are retrieved from Rulezet.

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