Invision Power Services IPS up to 4.1.19.2 UTF8 Converter index.php Reflected cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Invision Power Services IPS up to 4.1.19.2. Affected by this issue is an unknown part of the file admin/convertutf8/index.php of the component UTF8 Converter. The manipulation with an unknown input leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to 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. Impacted is integrity. CVE summarizes:

Invision Power Services (IPS) Community Suite 4.1.19.2 and earlier has pre-auth reflected XSS in the IPS UTF8 Converter v1.1.18: admin/convertutf8/index.php?controller= is the attack vector. This UTF8 Converter vulnerability can easily be used to make a malicious announcement affecting any Invision Power Board user who views the announcement.

The bug was discovered 05/09/2017. The weakness was published 05/11/2017 (Website). The advisory is available at zeroday.insecurity.zone. This vulnerability is handled as CVE-2017-8897 since 05/11/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

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. By approaching the search of inurl:admin/convertutf8/index.php it is possible to find vulnerable targets with Google Hacking.

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 101091 and 101092.

Productinfo

Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Name: Reflected
Class: Cross site scripting / Reflected
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

05/09/2017 🔍
05/11/2017 +2 days 🔍
05/11/2017 +0 days 🔍
05/11/2017 +0 days 🔍
05/12/2017 +1 days 🔍
09/25/2020 +1232 days 🔍

Sourcesinfo

Vendor: invisioncommunity.com

Advisory: zeroday.insecurity.zone
Status: Not defined

CVE: CVE-2017-8897 (🔍)
OSVDB: - CVE-2017-8897 - Invisionpower - Invision Power Board - Medium

See also: 🔍

Entryinfo

Created: 05/12/2017 14:37
Updated: 09/25/2020 13:00
Changes: 05/12/2017 14:37 (59), 09/25/2020 13:00 (2)
Complete: 🔍

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