CVE-2021-29672

Name: CVE-2021-29672
Creator: NVD / NIST
Published: 2021-04-26T17:15:08.833+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.34%

Last modified Jun 17, 2026

CVE-2021-29672 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. IBM Spectrum Protect Client 8.1.0.0-8 through 1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking when processing the current locale settings. A local attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash. EPSS estimates a 0.34% chance of exploitation in the next 30 days.

Description

IBM Spectrum Protect Client 8.1.0.0-8 through 1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking when processing the current locale settings. A local attacker could overflow a buffer and execute arbitrary code on the system with elevated privileges or cause the application to crash. IBM X-Force ID: 199479

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.34%

26.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Ibm	Spectrum Protect Client	>= 8.1.0.0, <= 8.1.11.0
Ibm	Spectrum Protect For Space Management	>= 8.1.0.0, <= 8.1.11.0

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/199479VDB Entry, Vendor Advisory
https://security.gentoo.org/glsa/202209-02Third Party Advisory
https://www.ibm.com/support/pages/node/6445497Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/199479VDB Entry, Vendor Advisory
https://security.gentoo.org/glsa/202209-02Third Party Advisory
https://www.ibm.com/support/pages/node/6445497Patch, Vendor Advisory

Timeline

Published: Apr 26, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-29672?

How severe is CVE-2021-29672?

CVE-2021-29672 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.34% probability of exploitation in the next 30 days.

How do I fix CVE-2021-29672?

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-2021-29672?

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

Scan your code now

Source: NVD / NIST