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Medium severity4.4NVD Advisory· Published Apr 16, 2021· Updated Jun 17, 2026

CVE-2021-20491

CVE-2021-20491

Description

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. By issuing such a command with an improper parameter, an authorized administrator could overflow a buffer and cause the server to crash. IBM X-Force ID: 197792.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • IBM/Spectrum Protect2 versions
    cpe:2.3:a:ibm:spectrum_protect:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:ibm:spectrum_protect:*:*:*:*:*:*:*:*range: >=7.1.0.000,<7.1.13
    • cpe:2.3:a:ibm:spectrum_protect:8.1.11.000:*:*:*:*:*:*:*
  • IBM/Spectrum Protect Serverllm-fuzzy2 versions
    7.1 and 8.1+ 1 more
    • (no CPE)range: 7.1 and 8.1
    • (no CPE)range: 8.1

Patches

Vulnerability mechanics

References

2

News mentions

0

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