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CVE-2021-20546

MEDIUMCVSS 5.5/10EPSS 0.27%

Last modified

CVE-2021-20546 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and cause the application to crash. EPSS estimates a 0.27% chance of exploitation in the next 30 days.

Description

IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and cause the application to crash. IBM X-Force ID: 198934

Metrics

CVSS 3.1
5.5/10

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

EPSS Probability
0.27%

17.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmSpectrum Protect Client>= 8.1.0.0, <= 8.1.11.0
IbmSpectrum Protect For Space Management>= 8.1.0.0, <= 8.1.11.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-20546?
IBM Spectrum Protect Client 8.1.0.0 through 8.1.11.0 is vulnerable to a stack-based buffer overflow, caused by improper bounds checking. A local attacker could overflow a buffer and cause the application to crash. IBM X-Force ID: 198934
How severe is CVE-2021-20546?
CVE-2021-20546 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20546?
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-2021-20546?

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

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Source: NVD / NIST