VDB-117687 · CVE-2018-0588 · OpenVAS 54715

Ultimate Member Plugin up to 2.0.3 on WordPress AJAX path traversal

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.1	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Ultimate Member Plugin up to 2.0.3 on WordPress and classified as critical. This impacts the function AJAX. Performing a manipulation results in path traversal. This vulnerability is reported as CVE-2018-0588. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in Ultimate Member Plugin up to 2.0.3 on WordPress (WordPress Plugin). This affects the function AJAX. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality. The summary by CVE is:

Directory traversal vulnerability in the AJAX function of Ultimate Member plugin prior to version 2.0.4 for WordPress allows remote attackers to read arbitrary files via unspecified vectors.

The bug was discovered 05/10/2018. The weakness was disclosed 05/14/2018 (Website). It is possible to read the advisory at jvn.jp. This vulnerability is uniquely identified as CVE-2018-0588 since 11/27/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.0.4 eliminates this vulnerability.

The entries VDB-117684, VDB-117685, VDB-117686 and VDB-117688 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

WordPress Plugin

Name

Ultimate Member Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

OpenVAS ID: 54715
OpenVAS Name: WordPress Ultimate Member Plugin < 2.0.4 Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ultimate Member Plugin 2.0.4

Timelineinfo

11/27/2017 🔍
05/10/2018 +164 days 🔍
05/14/2018 +3 days 🔍
05/14/2018 +0 days 🔍
05/14/2018 +0 days 🔍
02/05/2020 +632 days 🔍

Sourcesinfo

Advisory: jvn.jp
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-0588 (🔍)
GCVE (CVE): GCVE-0-2018-0588
GCVE (VulDB): GCVE-100-117687
See also: 🔍

Entryinfo

Created: 05/14/2018 22:25
Updated: 02/05/2020 07:48
Changes: 05/14/2018 22:25 (65), 02/05/2020 07:48 (1)
Complete: 🔍
Cache ID: 216::103