Published:2019/02/12  Last Updated:2019/02/12

JVN#40439414
A vulnerability in V20 PRO L-01J that may cause a crash

Overview

A vulnerability was identified in V20 PRO L-01J that may cause the device to crash.

Products Affected

  • V20 PRO L-01J software version L01J20c and L01J20d

Description

V20 PRO L-01J provided by NTT DOCOMO, INC. is an Android smartphone. V20 PRO L-01J contains a flaw in processing connection using Wi-Fi CERTIFIED Passpoint which may result in the device to crash when Poasspoint is enabled.

Impact

If an attacker sets up a specially crafted Passpoint applied access point, a vulnerable device in the same communication range with the access point may crash.

Solution

Update the Software
Update the software to the latest version according to the information provided by the developer.

Vendor Status

Vendor Status Last Update Vendor Notes
NTT DOCOMO, INC. Vulnerable 2019/02/12

References

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

CVSS v3 CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score: 4.3
Attack Vector(AV) Physical (P) Local (L) Adjacent (A) Network (N)
Attack Complexity(AC) High (H) Low (L)
Privileges Required(PR) High (H) Low (L) None (N)
User Interaction(UI) Required (R) None (N)
Scope(S) Unchanged (U) Changed (C)
Confidentiality Impact(C) None (N) Low (L) High (H)
Integrity Impact(I) None (N) Low (L) High (H)
Availability Impact(A) None (N) Low (L) High (H)
CVSS v2 AV:A/AC:L/Au:N/C:N/I:N/A:P
Base Score: 3.3
Access Vector(AV) Local (L) Adjacent Network (A) Network (N)
Access Complexity(AC) High (H) Medium (M) Low (L)
Authentication(Au) Multiple (M) Single (S) None (N)
Confidentiality Impact(C) None (N) Partial (P) Complete (C)
Integrity Impact(I) None (N) Partial (P) Complete (C)
Availability Impact(A) None (N) Partial (P) Complete (C)

Credit

Hiroyuki Harada of Sapporo Gakuin University, Masashi Honma of Sole Proprietorship, and Hideaki Goto of Tohoku University reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE CVE-2019-5914
JVN iPedia JVNDB-2019-000008