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    CVE-2020-18831

    Buffer Overflow vulnerability in tEXtToDataBuf function in pngimage.cpp in Exiv2 0.27.1 allows remote attackers to cause a denial of service and other unspecified impacts via use of crafted file.

    Published:Aug 22, 2023
    Last Modified:Nov 21, 2024
    EPS:Aug 22, 2023
    EPSS Score:0.00573
    CVSS Score:7.8

    Affected Products

    Vendor
    Exiv2
    Product
    Exiv2

    Exploits

    https://github.com/Exiv2/exiv2/issues/828https://github.com/Exiv2/exiv2/issues/828

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-25884 (CVSS 2.7) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2026-27596 (CVSS 2.7) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2026-27631 (CVSS 2.7) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2025-55304 (CVSS 1.8) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2025-54080 (CVSS 1.8) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2025-26623 (CVSS 5.3) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…
    CVE-2024-39695 (CVSS 5.3) — Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of …
    CVE-2024-24826 (CVSS 5.5) — Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of …
    CVE-2024-25112 (CVSS 5.5) — Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of …
    CVE-2023-44398 (CVSS 8.8) — Exiv2 is a C++ library and a command-line utility to read, write, delete and modify Exif, IPTC, XMP and ICC im…

    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