CVE Feed

    Dashboard / CVE / CVE-2020-26420

    CVE-2020-26420

    Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.

    Published:Dec 9, 2020
    Last Modified:Nov 21, 2024
    EPS:Dec 11, 2020
    EPSS Score:0.00427
    CVSS Score:3.1

    Affected Products

    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Oracle
    Product
    Zfs Storage Appliance Kit
    Vendor
    Wireshark
    Product
    Wireshark

    Exploits

    https://gitlab.com/wireshark/wireshark/-/issues/16994https://gitlab.com/wireshark/wireshark/-/issues/16994

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-54231 (CVSS 5.5) — A content injection vulnerability was found in the ABRT post-create event handler scripts in libreport. The ev…
    CVE-2026-54230 (CVSS 7) — A symlink following vulnerability was found in the ABRT post-create event handler scripts in libreport. Event …
    CVE-2026-35094 (CVSS 3.3) — A flaw was found in libinput. An attacker capable of deploying a Lua plugin file in specific system directorie…
    CVE-2026-35093 (CVSS 8.8) — A flaw was found in libinput. A local attacker who can place a specially crafted Lua bytecode file in certain …
    CVE-2024-3056 (CVSS 7.7) — A flaw was found in Podman. This issue may allow an attacker to create a specially crafted container that, whe…
    CVE-2024-6293 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
    CVE-2024-6292 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
    CVE-2024-6291 (CVSS 8.8) — Use after free in Swiftshader in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentiall…
    CVE-2024-6290 (CVSS 8.8) — Use after free in Dawn in Google Chrome prior to 126.0.6478.126 allowed a remote attacker to potentially explo…
    CVE-2024-38277 (CVSS 5.4) — A unique key should be generated for a user's QR login key and their auto-login key, so the same key cannot be…

    References

    https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json
    https://gitlab.com/wireshark/wireshark/-/issues/16994
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
    https://security.gentoo.org/glsa/202101-12
    https://www.oracle.com/security-alerts/cpuApr2021.html
    https://www.wireshark.org/security/wnpa-sec-2020-18.html
    https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json
    https://gitlab.com/wireshark/wireshark/-/issues/16994
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
    https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
    https://security.gentoo.org/glsa/202101-12
    https://www.oracle.com/security-alerts/cpuApr2021.html
    https://www.wireshark.org/security/wnpa-sec-2020-18.html

    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