Vulnerability-Lookup

CVE-2019-6502 (GCVE-0-2019-6502)

Vulnerability from cvelistv5 – Published: 2019-01-22 00:00 – Updated: 2024-08-04 20:23

Summary

sc_context_create in ctx.c in libopensc in OpenSC 0.19.0 has a memory leak, as demonstrated by a call from eidenv.

Severity

7.5 (High)


                        
                          CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

Assigner

mitre

References

3 references

URL	Tags
https://github.com/OpenSC/OpenSC/issues/1586
http://www.openwall.com/lists/oss-security/2019/12/29/1	mailing-list
https://lists.debian.org/debian-lts-announce/2023…	mailing-list

Date Public

2019-01-22 00:00

Show details on NVD website

JSON

To clipboard

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      "id": "CVE-2019-6502",
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      "id": "CVE-2019-6502",
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      "title": "opensc: memory leak in sc_context_create in ctx.c in libopensc",
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      "product_status:known_affected": "17",
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      "product_status:recommended": "62",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2019-6502",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2019-6502.json",
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}

WID-SEC-W-2022-2159

Vulnerability from csaf_certbund - Published: 2019-01-21 23:00 - Updated: 2023-06-20 22:00

Summary

OpenSC: Schwachstelle ermöglicht Denial of Service

Severity

Mittel

Notes

Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.

Produktbeschreibung: OpenSC stellt Bibliotheken und Werkzeuge zur Programmierung von Chipkarten bereit.

Angriff: Ein lokaler Angreifer kann eine Schwachstelle in OpenSC ausnutzen, um einen Denial of Service Angriff durchzuführen.

Betroffene Betriebssysteme: - Linux - Windows

CVE-2019-6502

Es existiert eine Schwachstelle in OpenSC aufgrund eines Speicherlecks in der Funktion "sc_context_create" in [ctx.c]. Ein lokaler Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuführen.

Affected products

Known affected 4 products

Product	Identifier	Version
Debian Linux Debian	`cpe:/o:debian:debian_linux:-`	—
SUSE Linux SUSE	`cpe:/o:suse:suse_linux:-`	—
Open Source OpenSC 0.19.0 Open Source	`cpe:/a:opensc:opensc:-`	—
Open Source Arch Linux Open Source	`cpe:/o:archlinux:archlinux:-`	—

References

8 references

URL	Category
https://wid.cert-bund.de/.well-known/csaf/white/2…	self
https://wid.cert-bund.de/portal/wid/securityadvis…	self
https://lists.debian.org/debian-lts-announce/2023…	external
https://github.com/OpenSC/OpenSC/issues/1586	external
https://security.archlinux.org/ASA-202003-2	external
http://lists.suse.com/pipermail/sle-security-upda…	external
https://lists.suse.com/pipermail/sle-security-upd…	external
https://lists.suse.com/pipermail/sle-security-upd…	external

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "mittel"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "OpenSC stellt Bibliotheken und Werkzeuge zur Programmierung von Chipkarten bereit.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in OpenSC ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2022-2159 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2019/wid-sec-w-2022-2159.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-2159 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-2159"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3463 vom 2023-06-21",
        "url": "https://lists.debian.org/debian-lts-announce/2023/06/msg00025.html"
      },
      {
        "category": "external",
        "summary": "OpenSC GitHub Issue #1586 vom 2019-01-22",
        "url": "https://github.com/OpenSC/OpenSC/issues/1586"
      },
      {
        "category": "external",
        "summary": "Arch Linux Security Advisory ASA-202003-2 vom 2020-03-04",
        "url": "https://security.archlinux.org/ASA-202003-2"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2020:3133-1 vom 2020-11-03",
        "url": "http://lists.suse.com/pipermail/sle-security-updates/2020-November/007686.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:1041-1 vom 2022-03-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-March/010580.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4196-1 vom 2022-11-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/013092.html"
      }
    ],
    "source_lang": "en-US",
    "title": "OpenSC: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-06-20T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:38:48.190+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-2159",
      "initial_release_date": "2019-01-21T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2019-01-21T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-03-04T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Arch Linux aufgenommen"
        },
        {
          "date": "2020-11-03T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-03-30T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-23T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-06-20T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Debian aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Debian Linux",
            "product": {
              "name": "Debian Linux",
              "product_id": "2951",
              "product_identification_helper": {
                "cpe": "cpe:/o:debian:debian_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source Arch Linux",
            "product": {
              "name": "Open Source Arch Linux",
              "product_id": "T013312",
              "product_identification_helper": {
                "cpe": "cpe:/o:archlinux:archlinux:-"
              }
            }
          },
          {
            "category": "product_name",
            "name": "Open Source OpenSC 0.19.0",
            "product": {
              "name": "Open Source OpenSC 0.19.0",
              "product_id": "T013213",
              "product_identification_helper": {
                "cpe": "cpe:/a:opensc:opensc:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE Linux",
            "product": {
              "name": "SUSE Linux",
              "product_id": "T002207",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:suse_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-6502",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in OpenSC aufgrund eines Speicherlecks in der Funktion \"sc_context_create\" in [ctx.c]. Ein lokaler Angreifer kann dies ausnutzen, um einen Denial of Service Zustand herbeizuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "T013213",
          "T013312"
        ]
      },
      "release_date": "2019-01-21T23:00:00.000+00:00",
      "title": "CVE-2019-6502"
    }
  ]
}

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.

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.

Action not permitted

CVE-2019-6502 (GCVE-0-2019-6502)

WID-SEC-W-2022-2159

Tags

Sightings

Nomenclature