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Rewterz Threat Advisory – CVE-2021-20491 – IBM Spectrum Protect Server Vulnerability

Severity

Medium

Analysis Summary

CVE-2021-20491

IBM Spectrum Protect Server 7.1 and 8.1 is subject to a stack-based buffer overflow caused by improper bounds checking during the parsing of commands. An authorized administrator could overflow a buffer and cause the server to crash by issuing such a command with an improper parameter.

Impact

Denial of Service

Affected Vendors

IBM

Affected Products

  • IBM Spectrum Protect Server 8.1
  • IBM Spectrum Protect Server 7.1

Remediation

Refer to IBM Security Bulletin 6442993 for the patch, upgrade, or suggested workaround information at https://www.ibm.com/support/pages/node/6442993