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CVE-2020-9244· NVD / CVE Program· CNA huawei

HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P

HUAWEI Mate 20 versions Versions earlier than 10.1.0.160(C00E160R3P8);HUAWEI Mate 20 Pro versions Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4);HUAWEI Mate 20 X versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI P30 versions Versions earlier than 10.1.0.160(C00E160R2P11);HUAWEI P30 Pro versions Versions earlier than 10.1.0.160(C00E160R2P8);HUAWEI Mate 20 RS versions Versions earlier than 10.1.0.160(C786E160R3P8);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);Honor20 versions Versions earlier than 10.0.0.175(C00E58R4P11);Honor20 PRO versions Versions earlier than 10.0.0.194(C00E62R8P12);HonorMagic2 versions Versions earlier than 10.0.0.187(C00E61R2P11);HonorV20 versions Versions earlier than 10.0.0.188(C00E62R2P11) have an improper authentication vulnerability. The system does not properly sign certain encrypted file, the attacker should gain the key used to encrypt the file, successful exploit could cause certain file be forged

MediumCVSS 6.8 · v3.1—No exploit No fix recorded
Published
Aug 11, 2020
Updated
Jun 16, 2026
EPSS
0.2% · 13th percentile
CWE
—
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Report tools

JSON

Action score

27

Monitor

Low priority for now.

CVSS
27 / 40 · 6.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.2%

Affected systems

VendorProduct
huaweimate 20 firmware
huaweimate 20
huaweimate 20 pro firmware
huaweimate 20 pro
huaweimate 20 x firmware
huaweimate 20 x
huaweip30 firmware
huaweip30
huaweip30 pro firmware
huaweip30 pro
huaweimate 20 rs firmware
huaweimate 20 rs

and 8 more

Affected versions

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

  • huawei honor 20 firmwarebefore 10.0.0.175\(c00e58r4p11\)
  • huawei honor 20 pro firmwarebefore 10.0.0.194\(c00e62r8p12\)
  • huawei honor magic 2 firmwarebefore 10.0.0.187\(c00e61r2p11\)
  • huawei honor v20 firmwarebefore 10.0.0.188\(c00e62r2p11\)
  • huawei mate 20 firmwarebefore 10.1.0.160\(c00e160r3p8\)
  • huawei mate 20 pro firmwarebefore 10.1.0.270\(c431e7r1p5\)
  • huawei mate 20 pro firmwarebefore 10.1.0.273\(c636e7r2p4\)
  • huawei mate 20 pro firmwarebefore 10.1.0.270\(c635e3r1p5\)
  • huawei mate 20 rs firmwarebefore 10.1.0.160\(c786e160r3p8\)
  • huawei mate 20 x firmwarebefore 10.1.0.160\(c00e160r2p8\)
  • huawei p30 firmwarebefore 10.1.0.160\(c00e160r2p11\)
  • huawei p30 pro firmwarebefore 10.1.0.160\(c00e160r2p8\)

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 20;HUAWEI Mate 20 Pro;HUAWEI Mate 20 X;HUAWEI P30;HUAWEI P30 Pro;HUAWEI Mate 20 RS;HonorMagic2;Honor20;Honor20 PRO;HonorMagic2;HonorV20

    • Versions earlier than 10.1.0.160(C00E160R3P8), Versions earlier than 10.1.0.270(C431E7R1P5),Versions earlier than 10.1.0.270(C635E3R1P5),Versions earlier than 10.1.0.273(C636E7R2P4), Versions earlier than 10.1.0.160(C00E160R2P8), Versions earlier than 10.1.0.160(C00E160R2P11), Versions earlier than 10.1.0.160(C786E160R3P8), Versions earlier than 10.0.0.187(C00E61R2P11), Versions earlier than 10.0.0.175(C00E58R4P11), Versions earlier than 10.0.0.194(C00E62R8P12), Versions earlier than 10.0.0.188(C00E62R2P11)affected

Same product

huawei: all records

Other highest-scoring records for the same primary product.

  • CVE-2020-9113HUAWEI Mate 20 versions earlier than 10.0.0.188(C00E74R3P8) have a buffer overflow vulnerability in the Bluetooth module.
    32Monitor
  • CVE-2020-9081There is an improper authorization vulnerability in some Huawei smartphones.
    27Monitor
  • CVE-2020-1796There is an improper authorization vulnerability in several smartphones.
    26Monitor
  • CVE-2020-1787HUAWEI Mate 20 smartphones versions earlier than 9.1.0.139(C00E133R3P1) have an improper authentication vulnerability.
    26Monitor
  • CVE-2020-1840HUAWEI Mate 20 smart phones with versions earlier than 10.0.0.175(C00E70R3P8) have an insufficient authentication vulnerability.
    24Monitor
  • CVE-2020-9082There is an information disclosure vulnerability in several smartphones.
    18Monitor

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

Weakness class (CWE)

—

CVSS vector

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

MITRE has no CAPEC/ATT&CK mapping for this CWE.

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.

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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