Xovis PC2/PC2R/PC3 up to 3.6.0 XML Data xml external entity reference

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 (≈)
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CTI Interest Score
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4.8$0-$5k0.00

A vulnerability has been found in Xovis PC2, PC2R and PC3 up to 3.6.0 and classified as critical. Affected by this vulnerability is an unknown function of the component XML Data Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. The CWE definition for the vulnerability is CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Xovis PC2, PC2R, and PC3 devices through 3.6.0 allow XXE.

The bug was discovered 07/04/2018. The weakness was presented 08/30/2018 (Website). It is possible to read the advisory at xovis.com. This vulnerability is known as CVE-2018-11719 since 06/04/2018. The exploitation appears to be easy. The attack can be launched remotely. The successful exploitation requires a single authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 57 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.

See 123404 and 123402 for similar entries.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 4.7
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.9
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Xml external entity reference
CWE: CWE-611 / CWE-610
ATT&CK: Unknown

Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/04/2018 🔍
07/04/2018 +30 days 🔍
08/30/2018 +56 days 🔍
08/30/2018 +0 days 🔍
08/31/2018 +1 days 🔍
03/19/2020 +566 days 🔍

Sourcesinfo

Advisory: xovis.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-11719 (🔍)
See also: 🔍

Entryinfo

Created: 08/31/2018 07:09
Updated: 03/19/2020 13:51
Changes: 08/31/2018 07:09 (57), 03/19/2020 13:51 (2)
Complete: 🔍

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