VDB-129023 · CVE-2018-5412 · EDB-ID 45132

Imperva SecureSphere 12.0.0.50 Sealed-Mode access control

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.
5.9	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Imperva SecureSphere 12.0.0.50. This issue affects some unknown processing of the component Sealed-Mode. The manipulation leads to access control. This vulnerability is listed as CVE-2018-5412. The attack must be carried out locally. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Imperva SecureSphere 12.0.0.50. It has been rated as critical. This issue affects some unknown processing of the component Sealed-Mode. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Imperva SecureSphere running v12.0.0.50 is vulnerable to local arbitrary code execution, escaping sealed-mode.

The bug was discovered 10/08/2018. The weakness was presented 01/10/2019 as EDB-ID 45132 as not defined exploit (Exploit-DB). It is possible to read the advisory at exploit-db.com. The identification of this vulnerability is CVE-2018-5412 since 01/12/2018. Attacking locally is a requirement. Required for exploitation is a simple authentication. Technical details are unknown but a public exploit is available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

After immediately, there has been an exploit disclosed. The exploit is available 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 94 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.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45132). See VDB-129024 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Imperva

Name

SecureSphere

Version

12.0.0.50

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

01/12/2018 🔍
10/08/2018 +269 days 🔍
01/10/2019 +94 days 🔍
01/10/2019 +0 days 🔍
01/10/2019 +0 days 🔍
01/10/2019 +0 days 🔍
01/11/2019 +1 days 🔍
04/28/2020 +473 days 🔍