CVE-2021-20546

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CVSS 3.1

5.5 medium

EPSS

<1%p18

Published

Apr 26, 2021 (Apr 26, 2021)

Modified

Jun 17, 2026

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

Vendors: ibm
Products: spectrum protect client, spectrum protect for space management
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (0.3%)

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