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CVE-2021-40241

32
FAUCET Score

CVE-2021-40241 describes a critical buffer overflow vulnerability in xfig version 3.2.7. This flaw, rated 9.8 CVSS, allows an unauthenticated attacker to achieve high impact to confidentiality, integrity, and availability over the network with low attack complexity. While there is no evidence of active exploitation and no public exploit code available, the vulnerability has garnered significant community discussion with 10 mentions, indicating potential interest.

Impacted Technologies

VendorProductVersion(s)CPE
3.2.7CPE matchmatch criteria
cpe:2.3:a:xfig_project:xfig:3.2.7:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.98%
Probability of exploitation in next 30 days
EPSS Percentile
58.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0098 is in the 43rd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2021-40241Low

xfig: buffer overflow in LANG in w_help.c

Oct 31, 2022

References

bugs.debian.org / cgi-bin/bugreport.cgi
ExploitIssue TrackingMailing ListThird Party Advisory
lists.debian.org / debian-lts-announce/2023/03/msg00005.html