Adobe Connect up to 9.7 File Upload SWF File cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Adobe Connect up to 9.7. It has been classified as problematic. This vulnerability affects unknown code of the component File Upload. Performing a manipulation as part of SWF File results in cross site scripting. This vulnerability is identified as CVE-2018-4921. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Adobe Connect up to 9.7 (Content Management System). This affects an unknown code block of the component File Upload. The manipulation as part of a SWF File leads to a cross site scripting vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. The summary by CVE is:

Adobe Connect versions 9.7 and earlier have an exploitable unrestricted SWF file upload vulnerability. Successful exploitation could lead to information disclosure.

The bug was discovered 03/13/2018. The weakness was released 03/13/2018 (Website). It is possible to read the advisory at helpx.adobe.com. This vulnerability is uniquely identified as CVE-2018-4921 since 01/03/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 108337 (Adobe Connect < 9.7.5 Multiple Vulnerabilities (APSB18-06)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CGI abuses and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 11937 (Adobe Security Update for Connect (APSB18-06)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (108337) and SecurityFocus (BID 103393†). Entry connected to this vulnerability is available at VDB-118012. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
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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Nessus ID: 108337
Nessus Name: Adobe Connect < 9.7.5 Multiple Vulnerabilities (APSB18-06)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 65882
OpenVAS Name: Adobe Connect Command Injection And Unrestricted File Upload Vulnerabilities
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

01/03/2018 🔍
03/13/2018 +69 days 🔍
03/13/2018 +0 days 🔍
03/13/2018 +0 days 🔍
03/14/2018 +1 days 🔍
05/19/2018 +65 days 🔍
05/20/2018 +1 days 🔍
03/14/2023 +1759 days 🔍

Sourcesinfo

Vendor: adobe.com

Advisory: helpx.adobe.com
Status: Not defined

CVE: CVE-2018-4921 (🔍)
GCVE (CVE): GCVE-0-2018-4921
GCVE (VulDB): GCVE-100-118011
SecurityFocus: 103393
SecurityTracker: 1040523

See also: 🔍

Entryinfo

Created: 05/20/2018 10:44
Updated: 03/14/2023 12:50
Changes: 05/20/2018 10:44 (72), 02/07/2020 16:39 (3), 03/14/2023 12:50 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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