7.8

CVE-2021-40054: huawei emui Integer Underflow (Wrap or Wraparound)

CVSS: 7.8v2.0HighModified
Published 07-03-2022Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2021-40054 is a high (CVSS 7.8) Integer Underflow (Wrap or Wraparound) vulnerability in huawei emui. EPSS estimates a 0.62% chance of exploitation in the next 30 days, higher than 48.8% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
0.62%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-03-2022
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

There is an integer underflow vulnerability in the atcmdserver module. Successful exploitation of this vulnerability may affect integrity.

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

0.62%

Chance of exploitation in the next 30 days

Percentile

49%

Versus all other CVEs

30-day change

0.00 pp

From 0.62% on 20-09-2026

20-09-202620-10-2026
EPSS score
0.62%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Huawei2 products
  • emui10.0.0 | 10.1.0 | 10.1.1 | 11.0.0 | 11.0.1 | 12.0.0
  • magic_ui3.0.0 | 3.1.0 | 3.1.1 | 4.0.0

1 vendor · 2 products

References

1 links