CVE-2021-39540

An issue was discovered in pdftools through 20200714. A stack-buffer-overflow exists in the function Analyze::AnalyzePages() located in analyze.cpp. It allows an attacker to cause code Execution.

CVSS v3 7.8 HIGH
CVSS v2.0 6.8 MEDIUM

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:P

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/leonhad/pdftools/issues/2	Exploit Issue Tracking Third Party Advisory
https://github.com/leonhad/pdftools/issues/2	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:pdftools_project:pdftools:*:*:*:*:*:*:*:*

History

21 Nov 2024, 06:19

Type	Values Removed	Values Added
References	~~() https://github.com/leonhad/pdftools/issues/2 - Exploit, Issue Tracking, Third Party Advisory~~	() https://github.com/leonhad/pdftools/issues/2 - Exploit, Issue Tracking, Third Party Advisory

24 Sep 2021, 20:07

Type	Values Removed	Values Added
References	~~(MISC) https://github.com/leonhad/pdftools/issues/2 -~~	(MISC) https://github.com/leonhad/pdftools/issues/2 - Exploit, Issue Tracking, Third Party Advisory
CWE		CWE-787
CPE		cpe:2.3:a:pdftools_project:pdftools::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.8 v3 : 7.8

20 Sep 2021, 17:21

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-09-20 16:15

Updated : 2024-11-21 06:19

NVD link : CVE-2021-39540

Mitre link : CVE-2021-39540

CVE.ORG link : CVE-2021-39540

JSON object : View

Products Affected

pdftools_project

pdftools

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2021-39540", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "published": "2021-09-20T16:15:12.610", "references": [{"url": "https://github.com/leonhad/pdftools/issues/2", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "cve@mitre.org"}, {"url": "https://github.com/leonhad/pdftools/issues/2", "tags": ["Exploit", "Issue Tracking", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "An issue was discovered in pdftools through 20200714. A stack-buffer-overflow exists in the function Analyze::AnalyzePages() located in analyze.cpp. It allows an attacker to cause code Execution."}, {"lang": "es", "value": "Se ha detectado un problema en pdftools versiones hasta 20200714. Se presenta un desbordamiento de pila en la funci\u00f3n Analyze::AnalyzePages() ubicada en el archivo analyze.cpp. Permite a un atacante causar una Ejecuci\u00f3n de c\u00f3digo"}], "lastModified": "2024-11-21T06:19:39.153", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:pdftools_project:pdftools:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "16AF1D75-6E27-4849-9F9B-F966905D484A", "versionEndIncluding": "2020-07-14"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}