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Medium severity4.4NVD Advisory· Published Feb 26, 2021· Updated Jun 17, 2026

CVE-2021-21724

CVE-2021-21724

Description

A ZTE product has a memory leak vulnerability. Due to the product's improper handling of memory release in certain scenarios, a local attacker with device permissions repeatedly attenuated the optical signal to cause memory leak and abnormal service. This affects: ZXR10 8900E, all versions up to V3.03.20R2B30P1.

AI Insight

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

Affected products

3
  • Zte/Zxr10 8900e Firmware
    cpe:2.3:o:zte:zxr10_8900e_firmware:*:*:*:*:*:*:*:*
    Range: <=3.03.20r2b30p1
  • Zte/ZXR10 8900Ellm-fuzzy2 versions
    <=V3.03.20R2B30P1+ 1 more
    • (no CPE)range: <=V3.03.20R2B30P1
    • (no CPE)

Patches

Vulnerability mechanics

References

1

News mentions

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