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CVE-2020-18032

Date: April 29, 2021

Buffer Overflow in Graphviz Graph Visualization Tools from commit ID f8b9e035 and earlier allows remote attackers to execute arbitrary code or cause a denial of service (application crash) by loading a crafted file into the "lib/common/shapes.c" component.

Language: C

Severity Score

Related Resources (14)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QGY2IGARE6RZHTF2UEZEWLMQCDILFK6A/
https://nvd.nist.gov/vuln/detail/CVE-2020-18032
https://gitlab.com/graphviz/graphviz/-/issues/1700
https://security.alpinelinux.org/vuln/CVE-2020-18032
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/D5PQPHJHPU46FK3R5XBP3XDT4X37HMPC/
https://lists.debian.org/debian-lts-announce/2021/05/msg00014.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D5PQPHJHPU46FK3R5XBP3XDT4X37HMPC/
https://access.redhat.com/security/cve/CVE-2020-18032
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-18032
https://security-tracker.debian.org/tracker/CVE-2020-18032
https://security.gentoo.org/glsa/202107-04
https://www.debian.org/security/2021/dsa-4914
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QGY2IGARE6RZHTF2UEZEWLMQCDILFK6A/
https://www.mend.io/vulnerability-database/CVE-2020-18032

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

CVSS v3.1

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

CVSS v2

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

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