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    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.

    Published:May 26, 2021
    Last Modified:Nov 21, 2024
    EPS:May 26, 2021
    EPSS Score:0.00272
    CVSS Score:7.8

    Affected Products

    Vendor
    Podofo Project
    Product
    Podofo

    Exploits

    https://bugzilla.redhat.com/show_bug.cgi?id=1947458https://bugzilla.redhat.com/show_bug.cgi?id=1947458

    Related CVEs

    CVE-2025-46205 (CVSS 8.1) — A heap-use-after free in the PdfTokenizer::ReadDictionary function of podofo v0.10.0 to v0.10.5 allows attacke…
    CVE-2025-9394 (CVSS 1.9) — A flaw has been found in PoDoFo 1.1.0-dev. This issue affects the function PdfTokenizer::DetermineDataType of …
    CVE-2023-31566 (CVSS 8.8) — Podofo v0.10.0 was discovered to contain a heap-use-after-free via the component PoDoFo::PdfEncrypt::IsMetadat…
    CVE-2023-31556 (CVSS 6.5) — podofoinfo 0.10.0 was discovered to contain a segmentation violation via the function PoDoFo::PdfDictionary::f…
    CVE-2023-31555 (CVSS 6.5) — podofoinfo 0.10.0 was discovered to contain a segmentation violation via the function PoDoFo::PdfObject::Delay…
    CVE-2023-31568 (CVSS 8.8) — Podofo v0.10.0 was discovered to contain a heap buffer overflow via the component PoDoFo::PdfEncryptRC4::PdfEn…
    CVE-2023-31567 (CVSS 8.8) — Podofo v0.10.0 was discovered to contain a heap buffer overflow via the component PoDoFo::PdfEncryptAESV3::Pdf…
    CVE-2023-2241 (CVSS 5.3) — A vulnerability, which was classified as critical, was found in PoDoFo 0.10.0. Affected is the function readXR…
    CVE-2020-18972 (CVSS 5.5) — Exposure of Sensitive Information to an Unauthorized Actor in PoDoFo v0.9.6 allows attackers to obtain sensiti…
    CVE-2020-18971 (CVSS 5.5) — Stack-based Buffer Overflow in PoDoFo v0.9.6 allows attackers to cause a denial of service via the component '…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High