Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

Linux Distros Unpatched Vulnerability : CVE-2020-10809

🗓️ 27 Aug 2025 00:00:00Reported by TenableType 
nessus
 nessus🔗 www.tenable.com👁 3 Views

HDF5 Decompress() heap overflow may cause denial of service from crafted gif2h5 files; no patch.

Related
Refs
Code
ReporterTitlePublishedViews
Family
BDU FSTEC		Vulnerability of the Decompress() function in the decompress.c file of the HDF5 library, which allows a hacker to cause a service failure.
17 Sep 202400:00
–bdu_fstec
CNVD		HDF5 Buffer Overflow Vulnerability (CNVD-2020-22284)
23 Mar 202000:00
–cnvd
CVE		CVE-2020-10809
22 Mar 202017:42
–cve
Cvelist		CVE-2020-10809
22 Mar 202017:42
–cvelist
Debian CVE		CVE-2020-10809
22 Mar 202017:42
–debiancve
EUVD		EUVD-2020-3215
7 Oct 202500:30
–euvd
NVD		CVE-2020-10809
22 Mar 202018:15
–nvd
OpenVAS		openSUSE: Security Advisory for hdf5 (SUSE-SU-2022:1912-1)
3 Jun 202200:00
–openvas
OpenVAS		SUSE: Security Advisory (SUSE-SU-2022:1912-1)
2 Jun 202200:00
–openvas
OSV		DEBIAN-CVE-2020-10809
22 Mar 202018:15
–osv
Rows per page
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(257561);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2026/04/22");

  script_cve_id("CVE-2020-10809");

  script_name(english:"Linux Distros Unpatched Vulnerability : CVE-2020-10809");

  script_set_attribute(attribute:"synopsis", value:
"The Linux/Unix host has one or more packages installed with a vulnerability that the vendor indicates will not be
patched.");
  script_set_attribute(attribute:"description", value:
"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied
patch available.

  - An issue was discovered in HDF5 through 1.12.0. A heap-based buffer overflow exists in the function
    Decompress() located in decompress.c. It can be triggered by sending a crafted file to the gif2h5 binary.
    It allows an attacker to cause Denial of Service. (CVE-2020-10809)

Note that Nessus relies on the presence of the package as reported by the vendor.");
  script_set_attribute(attribute:"see_also", value:"https://security-tracker.debian.org/tracker/CVE-2020-10809");
  script_set_attribute(attribute:"see_also", value:"https://ubuntu.com/security/CVE-2020-10809");
  script_set_attribute(attribute:"solution", value:
"There is no known solution at this time.");
  script_set_attribute(attribute:"agent", value:"unix");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:U/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:U/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2020-10809");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");
  script_set_attribute(attribute:"vendor_unpatched", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2020/03/22");
  script_set_attribute(attribute:"plugin_publication_date", value:"2025/08/27");

  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:14.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:16.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:18.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:20.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:22.04:-:lts");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:canonical:ubuntu_linux:25.04");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:11.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:12.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:13.0");
  script_set_attribute(attribute:"cpe", value:"cpe:/o:debian:debian_linux:14.0");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:canonical:ubuntu_linux:hdf5");
  script_set_attribute(attribute:"cpe", value:"p-cpe:/a:debian:debian_linux:hdf5");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"Misc.");

  script_copyright(english:"This script is Copyright (C) 2025-2026 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("ssh_get_info2.nasl", "set_linux_os_id.nasl");
  script_require_keys("Host/cpu", "Host/local_checks_enabled", "global_settings/vendor_unpatched", "Host/OS/identifier");
  script_require_ports("Host/OS/Debian Linux-11", "Host/OS/Debian Linux-12", "Host/OS/Debian Linux-13", "Host/OS/Debian Linux-14", "Host/OS/Ubuntu Linux-14.04", "Host/OS/Ubuntu Linux-16.04", "Host/OS/Ubuntu Linux-18.04", "Host/OS/Ubuntu Linux-20.04", "Host/OS/Ubuntu Linux-22.04", "Host/OS/Ubuntu Linux-25.04");

  exit(0);
}

if (!get_kb_item("global_settings/vendor_unpatched")) exit(0, "Unpatched Vulnerabilities Detection not active.");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
if (empty_or_null(get_one_kb_item("Host/Debian/dpkg-l"))) audit(AUDIT_PACKAGE_LIST_MISSING);

include('linux_unpatched.inc');

var distro_constraints_array = {
  "Debian Linux-11": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "11",
        "pkgs": [
          {"reference": "hdf5-helpers"},
          {"reference": "hdf5-tools"},
          {"reference": "libhdf5-103"},
          {"reference": "libhdf5-103-1"},
          {"reference": "libhdf5-cpp-103"},
          {"reference": "libhdf5-cpp-103-1"},
          {"reference": "libhdf5-dev"},
          {"reference": "libhdf5-doc"},
          {"reference": "libhdf5-fortran-102"},
          {"reference": "libhdf5-hl-100"},
          {"reference": "libhdf5-hl-cpp-100"},
          {"reference": "libhdf5-hl-fortran-100"},
          {"reference": "libhdf5-java"},
          {"reference": "libhdf5-jni"},
          {"reference": "libhdf5-mpi-dev"},
          {"reference": "libhdf5-mpich-103"},
          {"reference": "libhdf5-mpich-103-1"},
          {"reference": "libhdf5-mpich-cpp-103-1"},
          {"reference": "libhdf5-mpich-dev"},
          {"reference": "libhdf5-mpich-fortran-102"},
          {"reference": "libhdf5-mpich-hl-100"},
          {"reference": "libhdf5-mpich-hl-cpp-100"},
          {"reference": "libhdf5-mpich-hl-fortran-100"},
          {"reference": "libhdf5-openmpi-103"},
          {"reference": "libhdf5-openmpi-103-1"},
          {"reference": "libhdf5-openmpi-cpp-103-1"},
          {"reference": "libhdf5-openmpi-dev"},
          {"reference": "libhdf5-openmpi-fortran-102"},
          {"reference": "libhdf5-openmpi-hl-100"},
          {"reference": "libhdf5-openmpi-hl-cpp-100"},
          {"reference": "libhdf5-openmpi-hl-fortran-100"}
        ]
      }
    ]
  },
  "Debian Linux-12": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "12",
        "pkgs": [
          {"reference": "hdf5-helpers"},
          {"reference": "hdf5-tools"},
          {"reference": "libhdf5-103"},
          {"reference": "libhdf5-103-1"},
          {"reference": "libhdf5-cpp-103"},
          {"reference": "libhdf5-cpp-103-1"},
          {"reference": "libhdf5-dev"},
          {"reference": "libhdf5-doc"},
          {"reference": "libhdf5-fortran-102"},
          {"reference": "libhdf5-hl-100"},
          {"reference": "libhdf5-hl-cpp-100"},
          {"reference": "libhdf5-hl-fortran-100"},
          {"reference": "libhdf5-java"},
          {"reference": "libhdf5-jni"},
          {"reference": "libhdf5-mpi-dev"},
          {"reference": "libhdf5-mpich-103"},
          {"reference": "libhdf5-mpich-103-1"},
          {"reference": "libhdf5-mpich-cpp-103-1"},
          {"reference": "libhdf5-mpich-dev"},
          {"reference": "libhdf5-mpich-fortran-102"},
          {"reference": "libhdf5-mpich-hl-100"},
          {"reference": "libhdf5-mpich-hl-cpp-100"},
          {"reference": "libhdf5-mpich-hl-fortran-100"},
          {"reference": "libhdf5-openmpi-103"},
          {"reference": "libhdf5-openmpi-103-1"},
          {"reference": "libhdf5-openmpi-cpp-103-1"},
          {"reference": "libhdf5-openmpi-dev"},
          {"reference": "libhdf5-openmpi-fortran-102"},
          {"reference": "libhdf5-openmpi-hl-100"},
          {"reference": "libhdf5-openmpi-hl-cpp-100"},
          {"reference": "libhdf5-openmpi-hl-fortran-100"}
        ]
      }
    ]
  },
  "Debian Linux-13": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "13",
        "pkgs": [
          {"reference": "hdf5-helpers"},
          {"reference": "hdf5-tools"},
          {"reference": "libhdf5-310"},
          {"reference": "libhdf5-cpp-310"},
          {"reference": "libhdf5-dev"},
          {"reference": "libhdf5-doc"},
          {"reference": "libhdf5-fortran-310"},
          {"reference": "libhdf5-hl-310"},
          {"reference": "libhdf5-hl-cpp-310"},
          {"reference": "libhdf5-hl-fortran-310"},
          {"reference": "libhdf5-java"},
          {"reference": "libhdf5-jni"},
          {"reference": "libhdf5-mpi-dev"},
          {"reference": "libhdf5-mpich-310"},
          {"reference": "libhdf5-mpich-cpp-310"},
          {"reference": "libhdf5-mpich-dev"},
          {"reference": "libhdf5-mpich-fortran-310"},
          {"reference": "libhdf5-mpich-hl-310"},
          {"reference": "libhdf5-mpich-hl-cpp-310"},
          {"reference": "libhdf5-mpich-hl-fortran-310"},
          {"reference": "libhdf5-openmpi-310"},
          {"reference": "libhdf5-openmpi-cpp-310"},
          {"reference": "libhdf5-openmpi-dev"},
          {"reference": "libhdf5-openmpi-fortran-310"},
          {"reference": "libhdf5-openmpi-hl-310"},
          {"reference": "libhdf5-openmpi-hl-cpp-310"},
          {"reference": "libhdf5-openmpi-hl-fortran-310"}
        ]
      }
    ]
  },
  "Debian Linux-14": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "14",
        "pkgs": [
          {"reference": "hdf5-helpers"},
          {"reference": "hdf5-tools"},
          {"reference": "libhdf5-310"},
          {"reference": "libhdf5-cpp-310"},
          {"reference": "libhdf5-dev"},
          {"reference": "libhdf5-doc"},
          {"reference": "libhdf5-fortran-310"},
          {"reference": "libhdf5-hl-310"},
          {"reference": "libhdf5-hl-cpp-310"},
          {"reference": "libhdf5-hl-fortran-310"},
          {"reference": "libhdf5-java"},
          {"reference": "libhdf5-jni"},
          {"reference": "libhdf5-mpi-dev"},
          {"reference": "libhdf5-mpich-310"},
          {"reference": "libhdf5-mpich-cpp-310"},
          {"reference": "libhdf5-mpich-dev"},
          {"reference": "libhdf5-mpich-fortran-310"},
          {"reference": "libhdf5-mpich-hl-310"},
          {"reference": "libhdf5-mpich-hl-cpp-310"},
          {"reference": "libhdf5-mpich-hl-fortran-310"},
          {"reference": "libhdf5-openmpi-310"},
          {"reference": "libhdf5-openmpi-cpp-310"},
          {"reference": "libhdf5-openmpi-dev"},
          {"reference": "libhdf5-openmpi-fortran-310"},
          {"reference": "libhdf5-openmpi-hl-310"},
          {"reference": "libhdf5-openmpi-hl-cpp-310"},
          {"reference": "libhdf5-openmpi-hl-fortran-310"}
        ]
      }
    ]
  },
  "Ubuntu Linux-14.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "14.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  },
  "Ubuntu Linux-16.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "16.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  },
  "Ubuntu Linux-18.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "18.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  },
  "Ubuntu Linux-20.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "20.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  },
  "Ubuntu Linux-22.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "22.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  },
  "Ubuntu Linux-25.04": {
    "package_manager": "dpkg-l",
    "constraints": [
      {
        "release": "25.04",
        "pkgs": [
          {"reference": "hdf5"}
        ]
      }
    ]
  }
};

var distro_constraints_values = linux_unpatched::get_distro_constraints(distro_constraints_arr:distro_constraints_array);
if (empty_or_null(distro_constraints_values)) audit(AUDIT_HOST_NOT, 'affected');
var report = linux_unpatched::check_unpatched_constraints(distro_constraints_values:distro_constraints_values);

if (!empty_or_null(report))
{
  security_report_v4(
      port       : 0,
      severity   : SECURITY_WARNING,
      extra      : report
  );
  exit(0);
}
else
{
  audit(AUDIT_HOST_NOT, 'affected');
}

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
22 Apr 2026 00:00Current
7High risk
Vulners AI Score7
CVSS 24.3
CVSS 3.15.5
EPSS0.0151
hdf5 decompressionbuffer overflowdenial of servicecrafted filesunpatched
3