CVE-2018-10933 (GCVE-0-2018-10933)

Vulnerability from cvelistv5 – Published: 2018-10-17 12:00 – Updated: 2024-08-05 07:54
VLAI
Summary
A vulnerability was found in libssh's server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.
Severity
9.1 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CWE
Assigner
References
Impacted products
Vendor Product Version
[UNKNOWN] libssh Affected: 0.7.6
Affected: 0.8.4
Create a notification for this product.
Date Public
2018-10-16 00:00
Show details on NVD website
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    "nvd": "{\"cve\":{\"id\":\"CVE-2018-10933\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2018-10-17T12:29:00.650\",\"lastModified\":\"2024-11-21T03:42:20.323\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in libssh\u0027s server-side state machine before versions 0.7.6 and 0.8.4. A malicious client could create channels without first performing authentication, resulting in unauthorized access.\"},{\"lang\":\"es\",\"value\":\"Se ha detectado una vulnerabilidad en la m\u00e1quina de estado del lado del servidor de libssh en versiones anteriores a la 0.7.6 y 0.8.4. Un cliente malicioso podr\u00eda crear canales sin realizar antes la autenticaci\u00f3n, lo que resulta en un acceso no 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Entry\"]},{\"url\":\"https://www.libssh.org/security/advisories/CVE-2018-10933.txt\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Third Party Advisory\"]}]}}"
  }
}


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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.