Flexense VX Search Enterprise 10.1.12 POST Request memory corruption

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.
7.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Flexense VX Search Enterprise 10.1.12. The affected element is an unknown function. This manipulation with the input /../ as part of POST Request causes memory corruption. This vulnerability appears as CVE-2017-15220. The attack may be initiated remotely. In addition, an exploit is available.

Detailsinfo

A vulnerability was found in Flexense VX Search Enterprise 10.1.12. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation with the input value /../ leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Flexense VX Search Enterprise 10.1.12 is vulnerable to a buffer overflow via an empty POST request to a long URI beginning with a /../ substring. This allows remote attackers to execute arbitrary code.

The bug was discovered 10/09/2017. The weakness was presented 10/11/2017 as EDB-ID 42973 as not defined exploit (Exploit-DB). The advisory is shared at exploit-db.com. This vulnerability is known as CVE-2017-15220 since 10/10/2017. 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.

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 2 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 (42973). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/09/2017 🔍
10/10/2017 +1 days 🔍
10/11/2017 +1 days 🔍
10/11/2017 +0 days 🔍
10/12/2017 +1 days 🔍
11/24/2019 +773 days 🔍

Sourcesinfo

Advisory: EDB-ID 42973
Status: Not defined

CVE: CVE-2017-15220 (🔍)
GCVE (CVE): GCVE-0-2017-15220
GCVE (VulDB): GCVE-100-107773
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/12/2017 10:29
Updated: 11/24/2019 09:01
Changes: 10/12/2017 10:29 (63), 11/24/2019 09:01 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!