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CVE-2018-7939· NVD / CVE Program· CNA huawei

Huawei smart phones G9 Lite, Honor 5A, Honor 6X, Honor 8 with the versions before VNS-L53C605B120CUSTC605D103, the versions before CAM-L03C6

Huawei smart phones G9 Lite, Honor 5A, Honor 6X, Honor 8 with the versions before VNS-L53C605B120CUSTC605D103, the versions before CAM-L03C605B143CUSTC605D008, the versions before CAM-L21C10B145, the versions before CAM-L21C185B156, the versions before CAM-L21C223B133, the versions before CAM-L21C432B210, the versions before CAM-L21C464B170, the versions before CAM-L21C636B245, the versions before Berlin-L21C10B372, the versions before Berlin-L21C185B363, the versions before Berlin-L21C464B137, the versions before Berlin-L23C605B161, the versions before FRD-L09C10B387, the versions before FRD-L09C185B387, the versions before FRD-L09C432B398, the versions before FRD-L09C636B387, the versions before FRD-L19C10B387, the versions before FRD-L19C432B399, the versions before FRD-L19C636B387 have a Factory Reset Protection (FRP) bypass security vulnerability. When re-configuring the mobile phone using the factory reset protection (FRP) function, an attacker can disable the boot wizard by enable the talkback function. As a result, the FRP function is bypassed.

MediumCVSS 4.6 · v3.0—No exploit No fix recorded
Published
Sep 12, 2018
Updated
Jun 16, 2026
EPSS
0.2% · 13th percentile
CWE
—
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Report tools

JSON

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
huaweig9 lite firmware
huaweig9 lite
huaweihonor 5a firmware
huaweihonor 5a
huaweihonor 6x firmware
huaweihonor 6x
huaweihonor 8 firmware
huaweihonor 8

Affected versions

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

  • huawei g9 lite firmwarebefore vns-l53c605b120custc605d103
  • huawei honor 5abefore cam-l21c464b170
  • huawei honor 5a firmwarebefore cam-l21c185b156
  • huawei honor 5a firmwarebefore cam-l21c223b133
  • huawei honor 5a firmwarebefore cam-l21c432b210
  • huawei honor 5a firmwarebefore cam-l03c605b143custc605d008
  • huawei honor 5a firmwarebefore cam-l21c636b245
  • huawei honor 5a firmwarebefore cam-l21c10b145
  • huawei honor 6x firmwarebefore berlin-l21c185b363
  • huawei honor 6x firmwarebefore berlin-l21c10b372
  • huawei honor 6x firmwarebefore berlin-l21c464b137
  • huawei honor 6x firmwarebefore berlin-l23c605b161
  • huawei honor 8 firmwarebefore frd-l09c10b387
  • huawei honor 8 firmwarebefore frd-l09c185b387
  • huawei honor 8 firmwarebefore frd-l09c432b398
  • huawei honor 8 firmwarebefore frd-l09c636b387
  • huawei honor 8 firmwarebefore frd-l19c10b387
  • huawei honor 8 firmwarebefore frd-l19c432b399
  • huawei honor 8 firmwarebefore frd-l19c636b387

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.

  • Huawei Technologies Co., Ltd. G9 Lite, Honor 5A, Honor 6X, Honor 8

    • The versions before VNS-L53C605B120CUSTC605D103, The versions before CAM-L03C605B143CUSTC605D008, The versions before CAM-L21C10B145, The versions before CAM-L21C185B156, The versions before CAM-L21C2affected

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.

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

Weakness class (CWE)

—

CVSS vector

CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

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.

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.

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