csaf_certbund - wid-sec-w-2025-0600

WID-SEC-W-2025-0600

Vulnerability from csaf_certbund - Published: 2025-03-19 23:00 - Updated: 2025-11-17 23:00

Summary

GnuPG: Schwachstelle ermöglicht Denial of Service

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

GNU Privacy Guard (GnuPG) ist ein quelloffenes Verschlüsselungs Tool

Angriff

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in GnuPG ausnutzen, um einen Denial of Service Angriff durchzuführen.

Betroffene Betriebssysteme

- Linux - MacOS X - UNIX - Windows

JSON

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{
  "document": {
    "aggregate_severity": {
      "text": "niedrig"
    },
    "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": "GNU Privacy Guard (GnuPG) ist ein quelloffenes Verschl\u00fcsselungs Tool",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in GnuPG ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- MacOS X\n- UNIX\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-2025-0600 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-0600.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-0600 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-0600"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugtracker #2353427 vom 2025-03-19",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2353427"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-7412-1 vom 2025-04-03",
        "url": "https://ubuntu.com/security/notices/USN-7412-1"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20209-1 vom 2025-06-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-June/021123.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20444-1 vom 2025-06-30",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-June/021722.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20454-1 vom 2025-07-04",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021756.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-7412-2 vom 2025-07-09",
        "url": "https://www.google.com/url?q=https%3A%2F%2Fubuntu.com%2Fsecurity%2Fnotices%2FUSN-7412-2\u0026%3Bsource=gmail\u0026%3Bust=1752083991531000\u0026%3Busg=AOvVaw31vMRW9okpU0lXLh7NuJZT"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20465-1 vom 2025-07-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021779.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:02259-1 vom 2025-07-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021771.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20458-1 vom 2025-07-09",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021775.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:20472-1 vom 2025-07-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2025-July/021825.html"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2025-390 vom 2025-11-05",
        "url": "https://www.dell.com/support/kbdoc/000385230"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2025:3986-1 vom 2025-11-07",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/US4GKAXENAZEI6IJ6TQHRMWTC5KCZ63F/"
      },
      {
        "category": "external",
        "summary": "XEROX Security Advisory XRX25-018 vom 2025-11-18",
        "url": "https://security.business.xerox.com/wp-content/uploads/2025/11/Xerox-Security-Bulletin-XRX25-018-Xerox-FreeFlow-Print-Server-v7.pdf"
      }
    ],
    "source_lang": "en-US",
    "title": "GnuPG: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2025-11-17T23:00:00.000+00:00",
      "generator": {
        "date": "2025-11-18T08:12:28.468+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2025-0600",
      "initial_release_date": "2025-03-19T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2025-03-19T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2025-04-03T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2025-06-03T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-06-30T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-07-06T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-07-08T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2025-07-09T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-07-16T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-11-04T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Dell aufgenommen"
        },
        {
          "date": "2025-11-09T23:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2025-11-17T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von XEROX aufgenommen"
        }
      ],
      "status": "final",
      "version": "11"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "Appliance \u003c5.32.00.18",
                "product": {
                  "name": "Dell Secure Connect Gateway Appliance \u003c5.32.00.18",
                  "product_id": "T048301"
                }
              },
              {
                "category": "product_version",
                "name": "Appliance 5.32.00.18",
                "product": {
                  "name": "Dell Secure Connect Gateway Appliance 5.32.00.18",
                  "product_id": "T048301-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:secure_connect_gateway:appliance__5.32.00.18"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Secure Connect Gateway"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c2.5.5",
                "product": {
                  "name": "Open Source GnuPG \u003c2.5.5",
                  "product_id": "T042014"
                }
              },
              {
                "category": "product_version",
                "name": "2.5.5",
                "product": {
                  "name": "Open Source GnuPG 2.5.5",
                  "product_id": "T042014-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:gnupg:gnupg:2.5.5"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "GnuPG"
          }
        ],
        "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"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Ubuntu Linux",
            "product": {
              "name": "Ubuntu Linux",
              "product_id": "T000126",
              "product_identification_helper": {
                "cpe": "cpe:/o:canonical:ubuntu_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "v7",
                "product": {
                  "name": "Xerox FreeFlow Print Server v7",
                  "product_id": "T035098",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:xerox:freeflow_print_server:v7"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "FreeFlow Print Server"
          }
        ],
        "category": "vendor",
        "name": "Xerox"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2025-30258",
      "product_status": {
        "known_affected": [
          "T042014",
          "T002207",
          "T000126",
          "T035098",
          "T048301"
        ]
      },
      "release_date": "2025-03-19T23:00:00.000+00:00",
      "title": "CVE-2025-30258"
    }
  ]
}

CVE-2025-30258 (GCVE-0-2025-30258)

Vulnerability from cvelistv5 – Published: 2025-03-19 00:00 – Updated: 2025-03-19 20:49

Summary

In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a "verification DoS."

Severity ?

2.7 (Low)


                        
                          CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L

CWE

CWE-754 - Improper Check for Unusual or Exceptional Conditions

Assigner

mitre

References

URL

Tags

	https://lists.gnupg.org/pipermail/gnupg-announce/…
	https://dev.gnupg.org/T7527
	https://dev.gnupg.org/rG48978ccb4e20866472ef18436…

Impacted products

	Vendor	Product	Version
	GnuPG	GnuPG	Affected: 0 , < 2.5.5 (semver)

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-30258",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-03-19T20:49:18.249360Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-03-19T20:49:22.417Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "GnuPG",
          "vendor": "GnuPG",
          "versions": [
            {
              "lessThan": "2.5.5",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:gnupg:gnupg:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "2.5.5",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In GnuPG before 2.5.5, if a user chooses to import a certificate with certain crafted subkey data that lacks a valid backsig or that has incorrect usage flags, the user loses the ability to verify signatures made from certain other signing keys, aka a \"verification DoS.\""
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 2.7,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-754",
              "description": "CWE-754 Improper Check for Unusual or Exceptional Conditions",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-03-19T19:25:20.407Z",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "url": "https://lists.gnupg.org/pipermail/gnupg-announce/2025q1/000491.html"
        },
        {
          "url": "https://dev.gnupg.org/T7527"
        },
        {
          "url": "https://dev.gnupg.org/rG48978ccb4e20866472ef18436a32744350a65158"
        }
      ],
      "x_generator": {
        "engine": "enrichogram 0.0.1"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
    "assignerShortName": "mitre",
    "cveId": "CVE-2025-30258",
    "datePublished": "2025-03-19T00:00:00.000Z",
    "dateReserved": "2025-03-19T00:00:00.000Z",
    "dateUpdated": "2025-03-19T20:49:22.417Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

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.

Action not permitted

WID-SEC-W-2025-0600

CVE-2025-30258 (GCVE-0-2025-30258)

Tags

Sightings

Nomenclature