First Volunteer Bank of Tennessee Mobile Banking App 3.1.1 on iOS X.509 Certificate Crafted Certificate certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.7$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in First Volunteer Bank of Tennessee Mobile Banking App 3.1.1 on iOS. Impacted is an unknown function of the component X.509 Certificate. Performing a manipulation as part of Crafted Certificate results in certificate validation. This vulnerability is identified as CVE-2017-9575. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as critical has been found in First Volunteer Bank of Tennessee Mobile Banking App 3.1.1 on iOS (Banking Software). This affects some unknown processing of the component X.509 Certificate. The manipulation as part of a Crafted Certificate leads to a certificate validation vulnerability. CWE is classifying the issue as CWE-295. The product does not validate, or incorrectly validates, a certificate. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The "FVB Mobile Banking" by First Volunteer Bank of Tennessee app 3.1.1 -- aka fvb-mobile-banking/id551018004 for iOS does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.

The bug was discovered 06/15/2017. The weakness was released 06/16/2017 (Website). It is possible to read the advisory at medium.com. This vulnerability is uniquely identified as CVE-2017-9575 since 06/12/2017. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 1 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-102574, VDB-102575, VDB-102576 and VDB-102577. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/12/2017 🔍
06/15/2017 +3 days 🔍
06/16/2017 +1 days 🔍
06/16/2017 +0 days 🔍
06/16/2017 +0 days 🔍
10/18/2019 +854 days 🔍

Sourcesinfo

Advisory: medium.com
Status: Not defined

CVE: CVE-2017-9575 (🔍)
GCVE (CVE): GCVE-0-2017-9575
GCVE (VulDB): GCVE-100-102591
See also: 🔍

Entryinfo

Created: 06/16/2017 21:13
Updated: 10/18/2019 16:26
Changes: 06/16/2017 21:13 (60), 10/18/2019 16:26 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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