VDB-123211 · CVE-2017-9819 · XFDB 148926

National Payments of India BHIM App 1.3 on Android OTP improper authentication

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in National Payments of India BHIM App 1.3 on Android. Affected by this issue is some unknown functionality of the component OTP Handler. The manipulation leads to improper authentication. This vulnerability is handled as CVE-2017-9819. The attack may be launched remotely. There is no exploit available. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability classified as critical was found in National Payments of India BHIM App 1.3 on Android (Android App Software). Affected by this vulnerability is an unknown code of the component OTP Handler. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The National Payments Corporation of India BHIM application 1.3 for Android does not properly restrict use of the OTP feature, which makes it easier for attackers to bypass authentication.

The bug was discovered 08/21/2018. The weakness was released 08/24/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2017-9819 since 06/22/2017. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-123210, VDB-123212 and VDB-123213. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Android App Software

Vendor

National Payments of India

Name

BHIM App

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Improper authentication
CWE: CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/22/2017 🔍
08/21/2018 +425 days 🔍
08/24/2018 +2 days 🔍
08/24/2018 +0 days 🔍
08/25/2018 +1 days 🔍
05/04/2023 +1713 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2017-9819 (🔍)
GCVE (CVE): GCVE-0-2017-9819
GCVE (VulDB): GCVE-100-123211
X-Force: 148926

scip Labs: https://www.scip.ch/en/?labs.20130704
See also: 🔍

Entryinfo

Created: 08/25/2018 08:31
Updated: 05/04/2023 13:25
Changes: 08/25/2018 08:31 (60), 03/18/2020 06:50 (1), 05/04/2023 13:25 (3)
Complete: 🔍
Cache ID: 216:C7E:103