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    CVE-2022-34503

    QPDF v8.4.2 was discovered to contain a heap buffer overflow via the function QPDF::processXRefStream. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted PDF file.

    Published:Jul 22, 2022
    Last Modified:Nov 21, 2024
    EPS:Jul 22, 2022
    EPSS Score:0.00434
    CVSS Score:6.5

    Affected Products

    Vendor
    Qpdf Project
    Product
    Qpdf

    Exploits

    https://github.com/qpdf/qpdf/issues/701https://github.com/qpdf/qpdf/issues/701

    Related CVEs

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    CVE-2021-36978 (CVSS 5.5) — QPDF 9.x through 9.1.1 and 10.x through 10.0.4 has a heap-based buffer overflow in Pl_ASCII85Decoder::write (c…
    CVE-2018-18020 (CVSS 3.3) — In QPDF 8.2.1, in libqpdf/QPDFWriter.cc, QPDFWriter::unparseObject and QPDFWriter::unparseChild have recursive…
    CVE-2018-9918 (CVSS 7.8) — libqpdf.a in QPDF through 8.0.2 mishandles certain "expected dictionary key but found non-name object" cases, …
    CVE-2017-18185 (CVSS 5.5) — An issue was discovered in QPDF before 7.0.0. There is a large heap-based out-of-bounds read in the Pl_Buffer:…
    CVE-2017-18186 (CVSS 5.5) — An issue was discovered in QPDF before 7.0.0. There is an infinite loop due to looping xref tables in QPDF.cc.…
    CVE-2017-18184 (CVSS 5.5) — An issue was discovered in QPDF before 7.0.0. There is a stack-based out-of-bounds read in the function iterat…
    CVE-2017-12595 (CVSS 7.8) — The tokenizer in QPDF 6.0.0 and 7.0.b1 is recursive for arrays and dictionaries, which allows remote attackers…
    CVE-2017-18183 (CVSS 5.5) — An issue was discovered in QPDF before 7.0.0. There is an infinite loop in the QPDFWriter::enqueueObject() fun…

    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