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    CVE-2020-35524

    A heap-based buffer overflow flaw was found in libtiff in the handling of TIFF images in libtiff's TIFF2PDF tool. A specially crafted TIFF file can lead to arbitrary code execution. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

    Published:Dec 14, 2020
    Last Modified:Nov 21, 2024
    EPS:Mar 9, 2021
    EPSS Score:0.00487
    CVSS Score:7.8

    Affected Products

    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Libtiff
    Product
    Libtiff
    Vendor
    Netapp
    Product
    Ontap Select Deploy Administration Utility
    Vendor
    Redhat
    Product
    Enterprise Linux

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-49975 (CVSS 7.5) — Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's mod_http leads to denial of …
    CVE-2026-9256 (CVSS 9.2) — NGINX Plus and NGINX Open Source have a vulnerability in the ngx_http_rewrite_module module. This vulnerabilit…
    CVE-2026-31431 (CVSS 7.8) — In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating …
    CVE-2026-34757 (CVSS 5.1) — LIBPNG is a reference library for use in applications that read, create, and manipulate PNG (Portable Network …
    CVE-2026-4775 (CVSS 7.8) — A flaw was found in the libtiff library. A remote attacker could exploit a signed integer overflow vulnerabili…
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    References

    https://bugzilla.redhat.com/show_bug.cgi?id=1932044
    https://gitlab.com/libtiff/libtiff/-/merge_requests/159
    https://gitlab.com/rzkn/libtiff/-/commit/7be2e452ddcf6d7abca88f41d3761e6edab72b22
    https://lists.debian.org/debian-lts-announce/2021/06/msg00023.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/
    https://security.gentoo.org/glsa/202104-06
    https://security.netapp.com/advisory/ntap-20210521-0009/
    https://www.debian.org/security/2021/dsa-4869
    https://bugzilla.redhat.com/show_bug.cgi?id=1932044
    https://gitlab.com/libtiff/libtiff/-/merge_requests/159
    https://gitlab.com/rzkn/libtiff/-/commit/7be2e452ddcf6d7abca88f41d3761e6edab72b22
    https://lists.debian.org/debian-lts-announce/2021/06/msg00023.html
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BMHBYFMX3D5VGR6Y3RXTTH3Q4NF4E6IG/
    https://security.gentoo.org/glsa/202104-06
    https://security.netapp.com/advisory/ntap-20210521-0009/
    https://www.debian.org/security/2021/dsa-4869

    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