CVE-2021-30472

A flaw was found in PoDoFo 0.9.7. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value.

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://bugzilla.redhat.com/show_bug.cgi?id=1947458	Exploit Issue Tracking Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1947458	Exploit Issue Tracking Patch Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:podofo_project:podofo:0.9.7:*:*:*:*:*:*:*

History

21 Nov 2024, 06:03

Type	Values Removed	Values Added
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=1947458 - Exploit, Issue Tracking, Patch, Third Party Advisory~~	() https://bugzilla.redhat.com/show_bug.cgi?id=1947458 - Exploit, Issue Tracking, Patch, Third Party Advisory

Information

Published : 2021-05-26 22:15

Updated : 2024-11-21 06:03

NVD link : CVE-2021-30472

Mitre link : CVE-2021-30472

CVE.ORG link : CVE-2021-30472

JSON object : View

Products Affected

podofo_project

podofo

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-787

Out-of-bounds Write

{"id": "CVE-2021-30472", "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": "2021-05-26T22:15:08.123", "references": [{"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1947458", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "source": "patrick@puiterwijk.org"}, {"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1947458", "tags": ["Exploit", "Issue Tracking", "Patch", "Third Party Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "patrick@puiterwijk.org", "description": [{"lang": "en", "value": "CWE-119"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "A flaw was found in PoDoFo 0.9.7. A stack-based buffer overflow in PdfEncryptMD5Base::ComputeOwnerKey function in PdfEncrypt.cpp is possible because of a improper check of the keyLength value."}, {"lang": "es", "value": "Se encontr\u00f3 un fallo en PoDoFo versi\u00f3n 0.9.7. Un desbordamiento de b\u00fafer en la regi\u00f3n stack de la memoria en la funci\u00f3n PdfEncryptMD5Base::ComputeOwnerKey en el archivo PdfEncrypt.cpp es posible debido a una comprobaci\u00f3n inapropiada del valor keyLength"}], "lastModified": "2024-11-21T06:03:59.330", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:podofo_project:podofo:0.9.7:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6657F066-704A-4C71-A248-0157A18B35A2"}], "operator": "OR"}]}], "sourceIdentifier": "patrick@puiterwijk.org"}