CVE-2022-21711

Name: CVE-2022-21711
Creator: NVD / NIST
Published: 2022-01-24T20:15:08.657+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.88%

Last modified Jun 17, 2026

CVE-2022-21711 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. elfspirit is an ELF static analysis and injection framework that parses, manipulates, and camouflages ELF files. When analyzing the ELF file format in versions prior to 1.1, there is an out-of-bounds read bug, which can lead to application crashes or information leakage. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

elfspirit is an ELF static analysis and injection framework that parses, manipulates, and camouflages ELF files. When analyzing the ELF file format in versions prior to 1.1, there is an out-of-bounds read bug, which can lead to application crashes or information leakage. By constructing a special format ELF file, the information of any address can be leaked. elfspirit version 1.1 contains a patch for this issue.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Elfspirit Project	Elfspirit	< 1.1.0

References

https://github.com/liyansong2018/elfspirit/commit/c5b0f5a9a24f2451bbeda4751d67633bc375e608Patch, Third Party Advisory
https://github.com/liyansong2018/elfspirit/issues/1Exploit, Issue Tracking, Third Party Advisory
https://github.com/liyansong2018/elfspirit/security/advisories/GHSA-jr8h-2657-m68rPatch, Third Party Advisory
https://github.com/liyansong2018/elfspirit/commit/c5b0f5a9a24f2451bbeda4751d67633bc375e608Patch, Third Party Advisory
https://github.com/liyansong2018/elfspirit/issues/1Exploit, Issue Tracking, Third Party Advisory
https://github.com/liyansong2018/elfspirit/security/advisories/GHSA-jr8h-2657-m68rPatch, Third Party Advisory

Timeline

Published: Jan 24, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-21711?

How severe is CVE-2022-21711?

CVE-2022-21711 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2022-21711?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-21711?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST