SUSE-SU-2021:1876-1

Vulnerability from csaf_suse - Published: 2021-06-07 12:01 - Updated: 2026-09-20 13:58
Summary
Security update for snakeyaml
Severity
Important
Notes
Title of the patch: Security update for snakeyaml
Description of the patch: This update for snakeyaml fixes the following issues: - Upgrade to 1.28 - CVE-2017-18640: The Alias feature allows entity expansion during a load operation (bsc#1159488, bsc#1186088)
Patchnames: SUSE-2021-1876,SUSE-SLE-Module-Development-Tools-15-SP2-2021-1876,SUSE-SLE-Module-Development-Tools-15-SP3-2021-1876,SUSE-SLE-Module-SUSE-Manager-Server-4.2-2021-1876
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
CVE-2017-18640
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Enterprise Storage 7.1:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Enterprise Storage 7:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Desktop 15 SP2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Desktop 15 SP3:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 15 SP2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise High Performance Computing 15 SP3:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Development Tools 15 SP2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Module for Development Tools 15 SP3:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 15 SP2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server 15 SP3:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 15 SP2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Linux Enterprise Server for SAP Applications 15 SP3:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Proxy 4.1:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Proxy 4.2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Retail Branch Server 4.1:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Retail Branch Server 4.2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Server 4.1:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Server 4.2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Unresolved product id: SUSE Manager Server Module 4.2:snakeyaml-0:1.28-3.5.1.noarch —
Vendor Fix
Threats
Impact important
References
To clipboard 

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        "product_reference": "snakeyaml-0:1.28-3.5.1.noarch",
        "relates_to_product_reference": "SUSE Manager Retail Branch Server 4.2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "snakeyaml-0:1.28-3.5.1.noarch as component of SUSE Linux Enterprise Module for Development Tools 15 SP3",
          "product_id": "SUSE Enterprise Storage 7.1:snakeyaml-0:1.28-3.5.1.noarch"
        },
        "product_reference": "snakeyaml-0:1.28-3.5.1.noarch",
        "relates_to_product_reference": "SUSE Enterprise Storage 7.1"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "snakeyaml-0:1.28-3.5.1.noarch as component of SUSE Manager Server Module 4.2",
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        },
        "product_reference": "snakeyaml-0:1.28-3.5.1.noarch",
        "relates_to_product_reference": "SUSE Manager Server Module 4.2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2017-18640",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2017-18640"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "The Alias feature in SnakeYAML before 1.26 allows entity expansion during a load operation, a related issue to CVE-2003-1564.",
          "title": "CVE description"
        }
      ],
      "product_status": {
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          "category": "external",
          "summary": "CVE-2017-18640",
          "url": "https://www.suse.com/security/cve/CVE-2017-18640"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1159488 for CVE-2017-18640",
          "url": "https://bugzilla.suse.com/1159488"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1186088 for CVE-2017-18640",
          "url": "https://bugzilla.suse.com/1186088"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
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        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-06-07T12:01:32Z",
          "details": "important"
        }
      ],
      "title": "CVE-2017-18640"
    }
  ]
}



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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.