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CVE-2020-9149

15
FAUCET Score

CVE-2020-9149 is an application error verification vulnerability in a component interface of Huawei Smartphones, specifically affecting Huawei EMUI and Magic UI. This local vulnerability allows an attacker to modify or delete user SMS messages. With a CVSS score of 5.5 (Medium), it requires local access and low privileges, but has a high impact on integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.

Impacted Technologies

VendorProductVersion(s)CPE
10.0.0CPE matchmatch criteria
cpe:2.3:o:huawei:emui:10.0.0:*:*:*:*:*:*:*
10.1.0CPE matchmatch criteria
cpe:2.3:o:huawei:emui:10.1.0:*:*:*:*:*:*:*
10.1.1CPE matchmatch criteria
cpe:2.3:o:huawei:emui:10.1.1:*:*:*:*:*:*:*
11.0.0CPE matchmatch criteria
cpe:2.3:o:huawei:emui:11.0.0:*:*:*:*:*:*:*
3.0.0CPE matchmatch criteria
cpe:2.3:o:huawei:magic_ui:3.0.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.5MEDIUM

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.15%
Probability of exploitation in next 30 days
EPSS Percentile
5.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0015 is in the 31st percentile among its peer group of 15,940 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

consumer.huawei.com / cn/support/bulletin/2021/1
Vendor Advisory