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    CVE-2019-20199

    An issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxml_decode, while parsing a crafted XML file, performs incorrect memory handling, leading to NULL pointer dereference while running strlen() on a NULL pointer.

    Published:Dec 31, 2019
    Last Modified:Nov 21, 2024
    EPS:Dec 31, 2019
    EPSS Score:0.00791
    CVSS Score:6.5

    Affected Products

    Vendor
    Ezxml Project
    Product
    Ezxml

    Exploits

    https://sourceforge.net/p/ezxml/bugs/18/https://sourceforge.net/p/ezxml/bugs/18/

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

    CVE-2022-30045 (CVSS 6.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory ha…
    CVE-2021-31598 (CVSS 7.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory ha…
    CVE-2021-31348 (CVSS 6.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_parse_str() performs incorrect memory…
    CVE-2021-31347 (CVSS 6.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_parse_str() performs incorrect memory…
    CVE-2021-31229 (CVSS 6.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd() performs incorrect mem…
    CVE-2021-30485 (CVSS 6.5) — An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd(), while parsing a craft…
    CVE-2021-26222 (CVSS 8.1) — The ezxml_new function in ezXML 0.8.6 and earlier is vulnerable to OOB write when opening XML file after exhau…
    CVE-2021-26221 (CVSS 8.1) — The ezxml_new function in ezXML 0.8.6 and earlier is vulnerable to OOB write when opening XML file after exhau…
    CVE-2021-26220 (CVSS 8.1) — The ezxml_toxml function in ezxml 0.8.6 and earlier is vulnerable to OOB write when opening XML file after exh…
    CVE-2019-20198 (CVSS 6.5) — An issue was discovered in ezXML 0.8.3 through 0.8.6. The function ezxml_ent_ok() mishandles recursion, leadin…

    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