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CVE-2017-12173 (GCVE-0-2017-12173)

Vulnerability from cvelistv5 – Published: 2018-07-27 16:00 – Updated: 2024-08-05 18:28
VLAI
Summary
It was found that sssd's sysdb_search_user_by_upn_res() function before 1.16.0 did not sanitize requests when querying its local cache and was vulnerable to injection. In a centralized login environment, if a password hash was locally cached for a given user, an authenticated attacker could use this flaw to retrieve it.
Severity
4.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CWE
Assigner
References
URL Tags
https://access.redhat.com/errata/RHSA-2017:3379 vendor-advisoryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2… x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2018:1877 vendor-advisoryx_refsource_REDHAT
Impacted products
Vendor Product Version CPE status
SSSD sssd Affected: 1.16.0
guessed Create a notification for this product.
Date Public
2017-10-03 00:00
Show details on NVD website
To clipboard 

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            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2017:3379"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://access.redhat.com/errata/RHSA-2018:1877"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Issue Tracking",
              "Patch",
              "Vendor Advisory"
            ],
            "url": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-12173"
          }
        ],
        "sourceIdentifier": "secalert@redhat.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "secalert@redhat.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              },
              {
                "lang": "en",
                "value": "CWE-200"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-30T11:40:31+00:00",
      "cve": "CVE-2017-12173",
      "id": "CVE-2017-12173",
      "initial_release_date": "2017-10-03T00:00:00+00:00",
      "product_status:fixed": "860",
      "product_status:known_affected": "1",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "sssd: unsanitized input when searching in local cache database",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-12173.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-09-04T01:01:17Z",
      "cve": "CVE-2017-12173",
      "id": "CVE-2017-12173",
      "initial_release_date": "2023-02-15T04:42:06Z",
      "product_status:known_affected": "69",
      "product_status:known_not_affected": "645",
      "product_status:recommended": "1664",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2017-12173",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2017-12173.json",
      "version": "19"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.