Vulnerability-Lookup

GSD-2019-19906

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

cyrus-sasl (aka Cyrus SASL) 2.1.27 has an out-of-bounds write leading to unauthenticated remote denial-of-service in OpenLDAP via a malformed LDAP packet. The OpenLDAP crash is ultimately caused by an off-by-one error in _sasl_add_string in common.c in cyrus-sasl.

Aliases

CVE-2019-19906

Aliases

CVE-2019-19906

JSON

To clipboard

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    "description": "cyrus-sasl (aka Cyrus SASL) 2.1.27 has an out-of-bounds write leading to unauthenticated remote denial-of-service in OpenLDAP via a malformed LDAP packet. The OpenLDAP crash is ultimately caused by an off-by-one error in _sasl_add_string in common.c in cyrus-sasl.",
    "id": "GSD-2019-19906",
    "references": [
      "https://www.suse.com/security/cve/CVE-2019-19906.html",
      "https://www.debian.org/security/2019/dsa-4591",
      "https://access.redhat.com/errata/RHSA-2020:4497",
      "https://ubuntu.com/security/CVE-2019-19906",
      "https://linux.oracle.com/cve/CVE-2019-19906.html"
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      "modified": "2023-12-13T01:23:54.256362Z",
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      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
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            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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  }
}

CVE-2019-19906 (GCVE-0-2019-19906)

Vulnerability from cvelistv5 – Published: 2019-12-19 17:39 – Updated: 2026-10-14 07:34

Summary

Severity

No CVSS data available.

CWE

Assigner

mitre CNA under the mitre root

CNA scorecard E 28/100 over 2319 records in the last 180 days details

References

16 references

URL	Tags
https://github.com/cyrusimap/cyrus-sasl/issues/587	x_refsource_MISC
https://www.openldap.org/its/index.cgi/Incoming?id=9123	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2019…	mailing-listx_refsource_MLIST
https://www.debian.org/security/2019/dsa-4591	vendor-advisoryx_refsource_DEBIAN
https://seclists.org/bugtraq/2019/Dec/42	mailing-listx_refsource_BUGTRAQ
https://usn.ubuntu.com/4256-1/	vendor-advisoryx_refsource_UBUNTU
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
https://support.apple.com/kb/HT211288	x_refsource_CONFIRM
https://support.apple.com/kb/HT211289	x_refsource_CONFIRM
http://seclists.org/fulldisclosure/2020/Jul/24	mailing-listx_refsource_FULLDISC
http://seclists.org/fulldisclosure/2020/Jul/23	mailing-listx_refsource_FULLDISC
https://lists.apache.org/thread.html/rf4c02775860…	mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r58af02e294b…	mailing-listx_refsource_MLIST
http://www.openwall.com/lists/oss-security/2022/02/23/4	mailing-listx_refsource_MLIST
https://cert-portal.siemens.com/productcert/html/…

Impacted products

3 products

Vendor	Product	Version
Siemens	SIMATIC S7-1500 CPU 1518-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)
Siemens	SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)
Siemens	SIPLUS S7-1500 CPU 1518-4 PN/DP MFP	Affected: V3.1.0 , < V3.1.5 (custom)

Show details on NVD website

JSON

To clipboard

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              "url": "https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4@%3Cissues.bookkeeper.apache.org%3E"
            },
            {
              "name": "[bookkeeper-issues] 20210629 [GitHub] [bookkeeper] padma81 opened a new issue #2746: Security Vulnerabilities in CentOS 7 image, Upgrade image to CentOS 8",
              "refsource": "MLIST",
              "url": "https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b@%3Cissues.bookkeeper.apache.org%3E"
            },
            {
              "name": "[oss-security] 20220223 Fwd: Cyrus-SASL 2.1.28 released [fixes CVE-2022-24407 \u0026 CVE-2019-19906]",
              "refsource": "MLIST",
              "url": "http://www.openwall.com/lists/oss-security/2022/02/23/4"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2019-19906",
    "datePublished": "2019-12-19T17:39:13.000Z",
    "dateReserved": "2019-12-19T00:00:00.000Z",
    "dateUpdated": "2026-10-14T07:34:28.873Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

Publication & reservation Sightings KEV catalogs Other timestamps

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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.

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