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CVE-2021-22306· NVD / CVE Program· CNA huawei

There is an out-of-bound read vulnerability in Mate 30 10.0.0.182(C00E180R6P2).

There is an out-of-bound read vulnerability in Mate 30 10.0.0.182(C00E180R6P2). A module does not verify the some input when dealing with messages. Attackers can exploit this vulnerability by sending malicious input through specific module. This could cause out-of-bound, compromising normal service.

MediumCVSS 4.6 · v3.1—No exploit No fix recorded
Published
Feb 5, 2021
Updated
Jun 16, 2026
EPSS
0.2% · 10th percentile
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Action score

18

Monitor

Low priority for now.

CVSS
18 / 40 · 4.6 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

Affected systems

VendorProduct
huaweimate 30 firmware
huaweimate 30

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • huawei mate 30 firmware10.0.0.182(c00e180r6p2)

Versions reported by the vendor

Affected version ranges reported by the assigning authority (huawei). Independent of NVD's CPE analysis and usually ahead of it.

  • n/a HUAWEI Mate 30

    • 10.0.0.182(C00E180R6P2)affected

Same product

huawei: all records

Other highest-scoring records for the same primary product.

  • CVE-2020-9263HUAWEI Mate 30 versions earlier than 10.1.0.150(C00E136R5P3) and HUAWEI P30 version earlier than 10.1.0.160(C00E160R2P11) have a use after f
    31Monitor
  • CVE-2020-9262HUAWEI Mate 30 with versions earlier than 10.1.0.150(C00E136R5P3) have a use after free vulnerability.
    31Monitor
  • CVE-2020-9261HUAWEI Mate 30 with versions earlier than 10.1.0.150(C00E136R5P3) have a type confusion vulnerability.
    31Monitor
  • CVE-2020-9211There is an out-of-bound read and write vulnerability in Huawei smartphone.
    28Monitor
  • CVE-2021-22301Mate 30 10.0.0.203(C00E201R7P2) have a buffer overflow vulnerability.
    26Monitor
  • CVE-2020-9125There is an out-of-bound read vulnerability in huawei smartphone Mate 30 versions earlier than 10.1.0.156 (C00E155R7P2).
    26Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Physical access to the device is required.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Physical
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

CWE-125 · Out-of-bounds Read

CVSS vector

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

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records