99 Robots WP Background Takeover Advertisements Plugin exports/download.php path traversal

HistoryDiffrelatejsonxmlCTI

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.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in 99 Robots WP Background Takeover Advertisements Plugin up to 4.1.4 on WordPress. Affected by this vulnerability is an unknown functionality of the file exports/download.php. This manipulation of the argument filename with the input .. as part of Parameter causes path traversal. This vulnerability is registered as CVE-2018-9118. Remote exploitation of the attack is possible. Furthermore, an exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in 99 Robots WP Background Takeover Advertisements Plugin up to 4.1.4 on WordPress (WordPress Plugin). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the file exports/download.php. The manipulation of the argument filename with the input value .. leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, and integrity. The summary by CVE is:

exports/download.php in the 99 Robots WP Background Takeover Advertisements plugin before 4.1.5 for WordPress has Directory Traversal via a .. in the filename parameter.

The bug was discovered 04/06/2018. The weakness was published 04/12/2018 (Website). It is possible to read the advisory at 99robots.com. This vulnerability is known as CVE-2018-9118 since 03/28/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:exports/download.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 4.1.5 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (44417). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

WordPress Plugin

Name

99 Robots WP Background Takeover Advertisements Plugin

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.7

VulDB Base Score: 6.5
VulDB Temp Score: 5.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: 99 Robots WP Background Takeover Advertisements Plugin 4.1.5

Timelineinfo

03/28/2018 🔍
04/06/2018 +9 days 🔍
04/12/2018 +5 days 🔍
04/12/2018 +0 days 🔍
04/16/2018 +4 days 🔍
08/16/2025 +2679 days 🔍

Sourcesinfo

Advisory: 99robots.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-9118 (🔍)
GCVE (CVE): GCVE-0-2018-9118
GCVE (VulDB): GCVE-100-116215
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 04/16/2018 09:41
Updated: 08/16/2025 17:23
Changes: 04/16/2018 09:41 (63), 01/25/2020 08:38 (5), 08/16/2025 17:23 (18)
Complete: 🔍
Cache ID: 216::103