VDB-134530 · CVE-2019-11836 · GCVE-0-2019-11836

Rediffmail App 2.2.6 on Android information disclosure

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.
5.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Rediffmail App 2.2.6 on Android and classified as critical. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to information disclosure. This vulnerability is registered as CVE-2019-11836. The attack needs to be launched locally. No exploit is available. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability was found in Rediffmail App 2.2.6 on Android (Android App Software). It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The Rediffmail (aka com.rediff.mail.and) application 2.2.6 for Android has cleartext mail content in file storage, persisting after a logout.

The bug was discovered 04/28/2019. The weakness was published 05/09/2019. This vulnerability was named CVE-2019-11836 since 05/09/2019. The exploitation appears to be easy. Local access is required to approach this attack. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 11 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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Android App Software

Name

Rediffmail App

Version

2.2.6

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.6
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: No

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

04/28/2019 🔍
05/09/2019 +11 days 🔍
05/09/2019 +0 days 🔍
05/10/2019 +1 days 🔍
09/15/2023 +1589 days 🔍

Sourcesinfo

Advisory: twitter.com
Status: Not defined

CVE: CVE-2019-11836 (🔍)
GCVE (CVE): GCVE-0-2019-11836
GCVE (VulDB): GCVE-100-134530
scip Labs: https://www.scip.ch/en/?labs.20130704

Entryinfo

Created: 05/10/2019 06:38 AM
Updated: 09/15/2023 10:29 AM
Changes: 05/10/2019 06:38 AM (53), 06/08/2020 03:00 PM (1), 09/15/2023 10:29 AM (3)
Complete: 🔍
Cache ID: 244:96E:40