Vulnerability-Lookup

ubuntu-cve-2018-25306

Vulnerability from osv_ubuntu

Published

2026-04-29 20:16

Modified

2026-05-14 11:10

Summary

Details

PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF file to the pdfunite utility.

Severity

6.2 (Medium)


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

5.5 (Medium)


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

6.9 (Medium)


                    
                      CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2018-25306	REPORT
	https://www.cve.org/CVERecord?id=CVE-2018-25306	REPORT
	https://www.exploit-db.com/exploits/44490	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gir1.2-poppler-0.18",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "libpoppler-cpp0",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "libpoppler-glib8",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "libpoppler-qt4-4",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "libpoppler-qt5-1",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "libpoppler58",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          },
          {
            "binary_name": "poppler-utils",
            "binary_version": "0.41.0-0ubuntu1.16+esm8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:16.04:LTS",
        "name": "poppler",
        "purl": "pkg:deb/ubuntu/poppler@0.41.0-0ubuntu1.16+esm8?arch=source\u0026distro=esm-infra/xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.33.0-0ubuntu3",
        "0.37.0-0ubuntu1",
        "0.38.0-0ubuntu1",
        "0.41.0-0ubuntu1",
        "0.41.0-0ubuntu1.1",
        "0.41.0-0ubuntu1.2",
        "0.41.0-0ubuntu1.3",
        "0.41.0-0ubuntu1.4",
        "0.41.0-0ubuntu1.5",
        "0.41.0-0ubuntu1.6",
        "0.41.0-0ubuntu1.7",
        "0.41.0-0ubuntu1.8",
        "0.41.0-0ubuntu1.9",
        "0.41.0-0ubuntu1.10",
        "0.41.0-0ubuntu1.11",
        "0.41.0-0ubuntu1.12",
        "0.41.0-0ubuntu1.13",
        "0.41.0-0ubuntu1.14",
        "0.41.0-0ubuntu1.15",
        "0.41.0-0ubuntu1.16",
        "0.41.0-0ubuntu1.16+esm1",
        "0.41.0-0ubuntu1.16+esm2",
        "0.41.0-0ubuntu1.16+esm3",
        "0.41.0-0ubuntu1.16+esm4",
        "0.41.0-0ubuntu1.16+esm5",
        "0.41.0-0ubuntu1.16+esm6",
        "0.41.0-0ubuntu1.16+esm7",
        "0.41.0-0ubuntu1.16+esm8"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gir1.2-poppler-0.18",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          },
          {
            "binary_name": "libpoppler-cpp0v5",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          },
          {
            "binary_name": "libpoppler-glib8",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          },
          {
            "binary_name": "libpoppler-qt5-1",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          },
          {
            "binary_name": "libpoppler73",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          },
          {
            "binary_name": "poppler-utils",
            "binary_version": "0.62.0-2ubuntu2.14+esm8"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:18.04:LTS",
        "name": "poppler",
        "purl": "pkg:deb/ubuntu/poppler@0.62.0-2ubuntu2.14+esm8?arch=source\u0026distro=esm-infra/bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.57.0-2ubuntu4",
        "0.57.0-2ubuntu5",
        "0.62.0-1ubuntu1",
        "0.62.0-2ubuntu1",
        "0.62.0-2ubuntu2",
        "0.62.0-2ubuntu2.1",
        "0.62.0-2ubuntu2.2",
        "0.62.0-2ubuntu2.4",
        "0.62.0-2ubuntu2.5",
        "0.62.0-2ubuntu2.6",
        "0.62.0-2ubuntu2.7",
        "0.62.0-2ubuntu2.8",
        "0.62.0-2ubuntu2.9",
        "0.62.0-2ubuntu2.10",
        "0.62.0-2ubuntu2.11",
        "0.62.0-2ubuntu2.12",
        "0.62.0-2ubuntu2.13",
        "0.62.0-2ubuntu2.14",
        "0.62.0-2ubuntu2.14+esm1",
        "0.62.0-2ubuntu2.14+esm2",
        "0.62.0-2ubuntu2.14+esm3",
        "0.62.0-2ubuntu2.14+esm4",
        "0.62.0-2ubuntu2.14+esm5",
        "0.62.0-2ubuntu2.14+esm6",
        "0.62.0-2ubuntu2.14+esm7",
        "0.62.0-2ubuntu2.14+esm8"
      ]
    },
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gir1.2-poppler-0.18",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          },
          {
            "binary_name": "libpoppler-cpp0v5",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          },
          {
            "binary_name": "libpoppler-glib8",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          },
          {
            "binary_name": "libpoppler-qt5-1",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          },
          {
            "binary_name": "libpoppler97",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          },
          {
            "binary_name": "poppler-utils",
            "binary_version": "0.86.1-0ubuntu1.7+esm3"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:20.04:LTS",
        "name": "poppler",
        "purl": "pkg:deb/ubuntu/poppler@0.86.1-0ubuntu1.7+esm3?arch=source\u0026distro=esm-infra/focal"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.80.0-0ubuntu1",
        "0.80.0-0ubuntu3",
        "0.80.0-0ubuntu4",
        "0.80.0-0ubuntu5",
        "0.85.0-1ubuntu1",
        "0.85.0-1ubuntu3",
        "0.86.1-0ubuntu1",
        "0.86.1-0ubuntu1.1",
        "0.86.1-0ubuntu1.2",
        "0.86.1-0ubuntu1.3",
        "0.86.1-0ubuntu1.4",
        "0.86.1-0ubuntu1.5",
        "0.86.1-0ubuntu1.6",
        "0.86.1-0ubuntu1.7",
        "0.86.1-0ubuntu1.7+esm1",
        "0.86.1-0ubuntu1.7+esm2",
        "0.86.1-0ubuntu1.7+esm3"
      ]
    }
  ],
  "aliases": [],
  "details": "PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF file to the pdfunite utility.",
  "id": "UBUNTU-CVE-2018-25306",
  "modified": "2026-05-14T11:10:00Z",
  "published": "2026-04-29T20:16:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2018-25306"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2018-25306"
    },
    {
      "type": "REPORT",
      "url": "https://www.exploit-db.com/exploits/44490"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2018-25306"
  ]
}

CVE-2018-25306 (GCVE-0-2018-25306)

Vulnerability from cvelistv5 – Published: 2026-04-29 19:24 – Updated: 2026-04-30 15:22

Title

PDFunite 0.41.0 Buffer Overflow via Malformed PDF

Summary

Severity

6.9 (Medium)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

6.2 (Medium)


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

SSVC

Exploitation: poc Automatable: no Technical Impact: partial

CISA Coordinator (v2.0.3)

CWE

CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

Assigner

VulnCheck

References

4 references

URL	Tags
https://www.exploit-db.com/exploits/44490	exploit
https://launchpad.net/ubuntu/artful/+package/popp…	product
https://launchpad.net/ubuntu/+source/poppler/0.57…	product
https://www.vulncheck.com/advisories/pdfunite-buf…	third-party-advisory

Impacted products

1 product

Vendor	Product	Version
poppler-utils	PDFunite	Affected: 0.41.0

Date Public

2018-04-17 00:00

Credits

Hamm3r.py

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2018-25306",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-30T13:11:16.111184Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-30T15:22:38.658Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "PDFunite",
          "vendor": "poppler-utils",
          "versions": [
            {
              "status": "affected",
              "version": "0.41.0"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Hamm3r.py"
        }
      ],
      "datePublic": "2018-04-17T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "PDFunite 0.41.0 contains a buffer overflow vulnerability that allows local attackers to crash the application by processing malformed PDF files during merge operations. Attackers can trigger a segmentation fault in the XRef::getEntry function within libpoppler by providing a specially crafted PDF file to the pdfunite utility."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "LOCAL",
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "exploitMaturity": "NOT_DEFINED",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 6.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-120",
              "description": "Buffer Copy without Checking Size of Input (\u0027Classic Buffer Overflow\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-04-29T19:24:37.960Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "ExploitDB-44490",
          "tags": [
            "exploit"
          ],
          "url": "https://www.exploit-db.com/exploits/44490"
        },
        {
          "name": "Official Product Homepage",
          "tags": [
            "product"
          ],
          "url": "https://launchpad.net/ubuntu/artful/+package/poppler-utils"
        },
        {
          "name": "Product Reference",
          "tags": [
            "product"
          ],
          "url": "https://launchpad.net/ubuntu/+source/poppler/0.57.0-2ubuntu4.2"
        },
        {
          "name": "VulnCheck Advisory: PDFunite 0.41.0 Buffer Overflow via Malformed PDF",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/pdfunite-buffer-overflow-via-malformed-pdf"
        }
      ],
      "title": "PDFunite 0.41.0 Buffer Overflow via Malformed PDF",
      "x_generator": {
        "engine": "vulncheck"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2018-25306",
    "datePublished": "2026-04-29T19:24:37.960Z",
    "dateReserved": "2026-04-29T12:10:08.610Z",
    "dateUpdated": "2026-04-30T15:22:38.658Z",
    "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.

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

ubuntu-cve-2018-25306

Vulnerability from osv_ubuntu

CVE-2018-25306 (GCVE-0-2018-25306)

Tags

Sightings

Nomenclature