Acer Portal App up to 3.9.4 on Android SSL 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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6.2$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Acer Portal App up to 3.9.4 on Android. The affected element is an unknown function of the component SSL Certificate. Performing a manipulation results in certificate validation. This vulnerability is identified as CVE-2016-5648. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Acer Portal App up to 3.9.4 on Android (Android App Software). This affects an unknown code of the component SSL Certificate. 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:

Acer Portal app before 3.9.4.2000 for Android does not properly validate SSL certificates, which allows remote attackers to perform a Man-in-the-middle attack via a crafted SSL certificate.

The bug was discovered 07/05/2016. The weakness was released 06/08/2017 as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2016-5648 since 06/16/2016. It is possible to initiate the attack remotely. No form of authentication is needed for 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 338 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 3.9.4.2000 eliminates this vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: Portal App 3.9.4.2000

Timelineinfo

06/16/2016 🔍
07/05/2016 +19 days 🔍
06/08/2017 +338 days 🔍
06/08/2017 +0 days 🔍
06/09/2017 +1 days 🔍
12/28/2024 +2759 days 🔍

Sourcesinfo

Advisory: 137775⛔
Status: Confirmed

CVE: CVE-2016-5648 (🔍)
GCVE (CVE): GCVE-0-2016-5648
GCVE (VulDB): GCVE-100-102141
CERT: 🔍

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

Entryinfo

Created: 06/09/2017 08:00
Updated: 12/28/2024 23:41
Changes: 06/09/2017 08:00 (62), 10/15/2019 13:03 (1), 12/08/2022 10:28 (4), 12/28/2024 23:41 (17)
Complete: 🔍
Cache ID: 216::103

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