CVE-2020-21683: Buffer Overflow

Published Aug 10, 2021

Updated

A global buffer overflow in the shadeortintnameafterdeclarecolor in genpstricks.c of fig2dev 3.2.7b allows attackers to cause a denial of service (DOS) via converting a xfig file into pstricks format.

Affected Software

1 affected component

Fig2dev Project Fig2dev=3.2.7b

Remediation

Patch Available

https://sourceforge.net/p/mcj/tickets/77/

Event History

Aug 10, 2021

CVE Published

via MITRE·08:19 PM

Data Sourced

via MITRE·08:19 PM

Description

Frequently Asked Questions

What is CVE-2020-21683?

CVE-2020-21683 is a global buffer overflow vulnerability in the shade_or_tint_name_after_declare_color function in genpstricks.c of fig2dev 3.2.7b.

How does CVE-2020-21683 affect fig2dev?

CVE-2020-21683 affects fig2dev 3.2.7b by allowing attackers to cause a denial of service (DOS) when converting a xfig file into pstricks format.

What is the severity of CVE-2020-21683?

The severity of CVE-2020-21683 is medium, with a CVSS score of 5.5.

How can I fix CVE-2020-21683?

To fix CVE-2020-21683, users should update fig2dev to a version that is not affected, if available.

Where can I find more information about CVE-2020-21683?

More information about CVE-2020-21683 can be found at the following reference: https://sourceforge.net/p/mcj/tickets/77/