ANA App up to 3.1.1 on iOS/Android SSL Certificate Verification Service certificate validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, has been found in ANA App up to 3.1.1 on iOS/Android. This issue affects an unknown function of the component SSL Certificate Verification Service. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
ANA App for Android 3.1.1 and earlier, and ANA App for iOS 3.3.6 and earlier does not verify SSL certificates.
The bug was discovered 10/28/2015. The weakness was presented 09/25/2017 by AOKI Keiichi (Website). The advisory is shared at jvn.jp. The identification of this vulnerability is CVE-2015-5666 since 07/24/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.
The vulnerability was handled as a non-public zero-day exploit for at least 698 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.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.7VulDB 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: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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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: 🔍
Exploiting
Class: Certificate validationCWE: CWE-295 / CWE-287
ATT&CK: T1587.003
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
07/24/2015 🔍10/28/2015 🔍
10/28/2015 🔍
09/25/2017 🔍
09/25/2017 🔍
09/26/2017 🔍
11/19/2019 🔍
Sources
Advisory: jvn.jpResearcher: AOKI Keiichi
Status: Not defined
CVE: CVE-2015-5666 (🔍)
SecurityFocus: 77344 - ANA App CVE-2015-5666 SSL Certificate Validation Security Bypass Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20130704
Entry
Created: 09/26/2017 09:01Updated: 11/19/2019 13:19
Changes: 09/26/2017 09:01 (62), 11/19/2019 13:19 (1)
Complete: 🔍
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