CVE-2021-21724

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.4 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
zteCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
VendorProductVersion
ztezxr10_8900e_firmware
𝑥
≤ 3.03.20r2b30p1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014584
http://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1014584