VDB-101595 · CVE-2016-4900 · BID 93572

Evernote up to 6.2 on Windows DLL Loader untrusted search path

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in Evernote up to 6.2 on Windows. Affected is an unknown function of the component DLL Loader. Performing a manipulation results in untrusted search path. This vulnerability is known as CVE-2016-4900. Attacking locally is a requirement. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Evernote up to 6.2 on Windows. This affects an unknown code of the component DLL Loader. The manipulation with an unknown input leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Untrusted search path vulnerability in Evernote for Windows versions prior to 6.3 allows remote attackers to gain privileges via a Trojan horse DLL in an unspecified directory.

The bug was discovered 10/14/2016. The weakness was published 05/22/2017 (Website). It is possible to read the advisory at jvn.jp. This vulnerability is uniquely identified as CVE-2016-4900 since 05/17/2016. Attacking locally is a requirement. A 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 T1574 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 220 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 6.3 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 93572†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
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: Untrusted search path
CWE: CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Evernote 6.3

Timelineinfo

05/17/2016 🔍
10/14/2016 +150 days 🔍
10/14/2016 +0 days 🔍
05/22/2017 +220 days 🔍
05/22/2017 +0 days 🔍
05/22/2017 +0 days 🔍
12/25/2020 +1313 days 🔍

Sourcesinfo

Advisory: jvn.jp
Researcher: Himanshu Mehta.
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-4900 (🔍)
GCVE (CVE): GCVE-0-2016-4900
GCVE (VulDB): GCVE-100-101595
SecurityFocus: 93572 - Evernote for Windows DLL Loading Remote Code Execution Vulnerability
OSVDB: - CVE-2016-4900 - Evernote - Untrusted Search Path Issue

Entryinfo

Created: 05/23/2017 00:22
Updated: 12/25/2020 12:47
Changes: 05/23/2017 00:22 (62), 10/01/2020 17:22 (4), 12/25/2020 12:47 (2)
Complete: 🔍
Cache ID: 216::103

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

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