VDB-95356 · CVE-2017-5494 · BID 95452

b2evolution up to 6.8.3 SWF File comment/avatar cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in b2evolution up to 6.8.3. This affects an unknown function of the component SWF File Handler. Executing a manipulation of the argument comment/avatar can lead to cross site scripting. This vulnerability is handled as CVE-2017-5494. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in b2evolution up to 6.8.3 (Content Management System). This vulnerability affects some unknown functionality of the component SWF File Handler. The manipulation of the argument comment/avatar 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:

Multiple cross-site scripting (XSS) vulnerabilities in the file types table in b2evolution through 6.8.3 allow remote authenticated users to inject arbitrary web script or HTML via a .swf file in a (1) comment frame or (2) avatar frame.

The bug was discovered 01/15/2017. The weakness was released 01/15/2017 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2017-5494 since 01/15/2017. The attack can be initiated remotely. A single authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

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 SecurityFocus (BID 95452†). Entry connected to this vulnerability is available at VDB-95355. Once again VulDB remains the best source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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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OpenVAS ID: 802129
OpenVAS Name: b2evolution Multiple Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

01/15/2017 🔍
01/15/2017 +0 days 🔍
01/15/2017 +0 days 🔍
01/15/2017 +0 days 🔍
01/15/2017 +0 days 🔍
01/16/2017 +1 days 🔍
05/13/2026 +3404 days 🔍

Sourcesinfo

Product: github.com

Advisory: 261dbd5b294e707af766691e65a177a290314a6e⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5494 (🔍)
GCVE (CVE): GCVE-0-2017-5494
GCVE (VulDB): GCVE-100-95356
SecurityFocus: 95452 - b2evolution CVE-2017-5494 Multiple Cross Site Scripting Vulnerabilities
OSVDB: - CVE-2017-5494 - b2evolution - Multiple Cross-Site Scripting Issues

See also: 🔍

Entryinfo

Created: 01/16/2017 12:10
Updated: 05/13/2026 13:34
Changes: 01/16/2017 12:10 (53), 07/22/2020 18:27 (6), 11/01/2022 07:50 (3), 05/13/2026 13:34 (31)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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