Jetstar App up to 2.x on iOS X.509 Certificate Validation certificate validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Jetstar App up to 2.x on iOS. It has been rated as critical. This affects an unknown part of the component X.509 Certificate Validation. Performing a manipulation results in certificate validation. This vulnerability was named CVE-2016-1221. The attack may be initiated remotely. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability, which was classified as critical, was found in Jetstar App up to 2.x on iOS (iOS App Software). This affects an unknown function of the component X.509 Certificate Validation. The manipulation with an unknown input 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:

Jetstar App for iOS before 3.0.0 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 05/24/2016. The weakness was presented 04/21/2017 (Website). It is possible to read the advisory at jvn.jp. This vulnerability is uniquely identified as CVE-2016-1221 since 12/26/2015. 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 332 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.0.0 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Jetstar App 3.0.0

Timelineinfo

12/26/2015 🔍
05/24/2016 +150 days 🔍
04/21/2017 +332 days 🔍
04/21/2017 +0 days 🔍
04/22/2017 +1 days 🔍
09/19/2020 +1246 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined

CVE: CVE-2016-1221 (🔍)
GCVE (CVE): GCVE-0-2016-1221
GCVE (VulDB): GCVE-100-100443
OSVDB: - CVE-2016-1221 - Jetstar - Man-in-the-Middle Issue

Entryinfo

Created: 04/22/2017 08:44
Updated: 09/19/2020 12:38
Changes: 04/22/2017 08:44 (60), 09/19/2020 12:38 (2)
Complete: 🔍
Cache ID: 216::103

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