What is CVE-2020-21683?

CVE-2020-21683 is a medium-severity vulnerability in Fig2dev Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2021-08-10.

How severe is CVE-2020-21683?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2020-21683 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Fig2dev Project

CVE-2020-21683

A global buffer overflow in the shade_or_tint_name_after_declare_color 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.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (52.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Fig2dev_project Fig2dev — versions 3.2.7b
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

Live-Hack-CVE/CVE-2020-21683

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2020-21683?: CVE-2020-21683 is a medium-severity vulnerability in Fig2dev Project, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 5.5/10. Published 2021-08-10.
How severe is CVE-2020-21683?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2020-21683 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.