CVE-2017-2721: huawei technologies co., ltd. berlin-l21,berlin-l21hn,berlin-l22,berlin-l22hn,berlin-l23,berlin-l24hn,frd-l02,frd-l04,frd-l09,frd-l14,frd-l19, Improper Authentication
Vulnerability summary
CVE-2017-2721 is a medium (CVSS 4.6) Improper Authentication vulnerability in huawei technologies co., ltd. berlin-l21,berlin-l21hn,berlin-l22,berlin-l22hn,berlin-l23,berlin-l24hn,frd-l02,frd-l04,frd-l09,frd-l14,frd-l19,. EPSS estimates a 0.20% chance of exploitation in the next 30 days, higher than 8.9% of scored vulnerabilities.
Timeline
- 22-11-2017PublishedVulnerability first disclosed.
- 16-09-2024Last modifiedVulnerability information updated.
Description
Some Huawei smart phones with software Berlin-L21C10B130,Berlin-L21C185B133,Berlin-L21HNC10B131,Berlin-L21HNC185B140,Berlin-L21HNC432B151,Berlin-L22C636B160,Berlin-L22HNC636B130,Berlin-L22HNC675B150CUSTC675D001,Berlin-L23C605B131,Berlin-L24HNC567B110,FRD-L02C432B120,FRD-L02C635B130,FRD-L02C675B170CUSTC675D001,FRD-L04C567B162,FRD-L04C605B131,FRD-L09C10B130,FRD-L09C185B130,FRD-L09C432B131,FRD-L09C636B130,FRD-L14C567B162,FRD-L19C10B130,FRD-L19C432B131,FRD-L19C636B130 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 login the configuration flow by Swype Keyboard and can perform some operations to update the Google account. As a result, the FRP function is bypassed.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.20%
Chance of exploitation in the next 30 days
Percentile
9%
Versus all other CVEs
30-day change
-0.01 pp
From 0.20% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Huawei11 products
- berlin-l21_firmwareberlin-l21c10b130 | berlin-l21c185b133
- berlin-l21hn_firmwareberlin-l21hnc10b131 | berlin-l21hnc185b140 | berlin-l21hnc432b151
- berlin-l22_firmwareberlin-l22c636b160
- berlin-l22hn_firmwareberlin-l22hnc636b130 | berlin-l22hnc675b150custc675d001
- berlin-l23_firmwareberlin-l23c605b131
Huawei technologies co., ltd.1 product
- berlin-l21,berlin-l21hn,berlin-l22,berlin-l22hn,berlin-l23,berlin-l24hn,frd-l02,frd-l04,frd-l09,frd-l14,frd-l19,Berlin-L21C10B130,Berlin-L21C185B133,Berlin-L21HNC10B131,Berlin-L21HNC185B140,Berlin-L21HNC432B151,Berlin-L22C636B160,Berlin-L22HNC636B130,Berlin-L22HNC675B150CUSTC675D001,Berlin-L23C605B131,Berlin-L24HNC567B110,FRD-L02C432B120,FRD-L02C635B130,FRD-L02C675B170CUSTC675D001,FRD-L04C567B162,FRD-L04C605B131,FRD-L09C10B130,FRD-L09C185B130,FRD-L09C432B131,FRD-L09C636B130,FRD-L14C567B162,FRD-L19C10B130,FRD-L19C432B131,FRD-L19C636B130,
2 vendors · 12 products
References
1 links- www.huawei.com/en/psirt/security-advisories/huawei-sa-20170920-01-frpbypass-enX Refsource CONFIRMIssue TrackingVendor Advisory