Progress Sitefinity CMS up to 11.0 ServiceStack cross site scripting

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
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.
5.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Progress Sitefinity CMS up to 11.0. This impacts an unknown function of the component ServiceStack. Executing a manipulation can lead to cross site scripting. This vulnerability is registered as CVE-2018-17056. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Progress Sitefinity CMS up to 11.0 (Content Management System). It has been declared as problematic. This vulnerability affects an unknown part of the component ServiceStack. The manipulation with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

Cross-site scripting (XSS) vulnerability in ServiceStack in Progress Sitefinity CMS versions 10.2 through 11.0 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

The bug was discovered 09/14/2018. The weakness was published 09/28/2018 (Website). The advisory is shared for download at knowledgebase.progress.com. This vulnerability was named CVE-2018-17056 since 09/14/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 13 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.

Similar entries are available at VDB-124539, VDB-124753 and VDB-124754. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.7

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

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
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

09/14/2018 🔍
09/14/2018 +0 days 🔍
09/27/2018 +12 days 🔍
09/28/2018 +1 days 🔍
09/28/2018 +0 days 🔍
03/27/2020 +546 days 🔍

Sourcesinfo

Advisory: knowledgebase.progress.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-17056 (🔍)
GCVE (CVE): GCVE-0-2018-17056
GCVE (VulDB): GCVE-100-124540
See also: 🔍

Entryinfo

Created: 09/28/2018 07:54
Updated: 03/27/2020 16:35
Changes: 09/28/2018 07:54 (58), 03/27/2020 16:35 (2)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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