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CVE-2020-26420

Good to know:

Date: December 11, 2020

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.

Language: C

Severity Score

3.1

Related Resources (14)

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://security-tracker.debian.org/tracker/CVE-2020-26420

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

Url: https://security.gentoo.org/glsa/202101-12

Url: https://www.wireshark.org/security/wnpa-sec-2020-18.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/

Url: https://security.alpinelinux.org/vuln/CVE-2020-26420

Url: https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26420.json

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-26420

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-26420

Url: https://www.mend.io/vulnerability-database/CVE-2020-26420

Severity Score

3.1

Weakness Type (CWE)

Missing Release of Memory after Effective Lifetime

CWE-401

CVSS v3.1

Base Score:	3.1
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	NONE
User Interaction (UI):	REQUIRED
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	LOW

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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