There is a logic error vulnerability in several smartphones.

published 2021-08-02 5y ago modified 2026-06-17 4mo ago also EUVD-2021-9544

cvss: 4.6; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 5%
public exploits: 0; none known

There is a logic error vulnerability in several smartphones. The software does not properly restrict certain operation when the Digital Balance function is on. Successful exploit could allow the attacker to bypass the Digital Balance limit after a series of operations. Affected product versions include: Hulk-AL00C 9.1.1.201(C00E201R8P1);Jennifer-AN00C 10.1.1.171(C00E170R6P3);Jenny-AL10B 10.1.0.228(C00E220R5P1) and OxfordPL-AN10B 10.1.0.116(C00E110R2P1).

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Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 5% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
NVD	3.1	4.6	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	2.1	AV:L/AC:L/Au:N/C:N/I:P/A:N

Affected products

n/a Hulk-AL00C;Jennifer-AN00C;Jenny-AL10B;OxfordPL-AN10B

Classification

Weakness

CWE-863 Incorrect Authorization

References

huawei.com /en/psirt/security-advisories/huawei-sa-20210714-01-smartphone-en
vendor-advisory

Sources

CVE List CVE-2021-22398
NVD CVE-2021-22398

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