DrayTek Vigor 2762 Web Application Management Portal wlogin.cgi cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in DrayTek Vigor 1000B, Vigor 2962, Vigor 2866, Vigor 2766, Vigor 2135, Vigor 2926, Vigor 3220 and Vigor 2762 and classified as problematic. Affected is an unknown function of the file wlogin.cgi of the component Web Application Management Portal. Performing a manipulation results in cross site scripting. This vulnerability is cataloged as CVE-2023-23313. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in DrayTek Vigor 1000B, Vigor 2962, Vigor 2866, Vigor 2766, Vigor 2135, Vigor 2926, Vigor 3220 and Vigor 2762 (Router Operating System). This affects an unknown part of the file wlogin.cgi of the component Web Application Management Portal. The manipulation with an unknown input 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 integrity. The summary by CVE is:

Certain Draytek products are vulnerable to Cross Site Scripting (XSS) via the wlogin.cgi script and user_login.cgi script of the router's web application management portal. This affects Vigor3910, Vigor1000B, Vigor2962 v4.3.2.1; Vigor2865 and Vigor2866 v4.4.1.0; Vigor2927 v4.4.2.2; and Vigor2915, Vigor2765, Vigor2766, Vigor2135 v4.4.2.0; Vigor2763 v4.4.2.1; Vigor2862 and Vigor2926 v3.9.9.0; Vigor2925 v3.9.3; Vigor2952 and Vigor3220 v3.9.7.3; Vigor2133 and Vigor2762 v3.9.6.4; and Vigor2832 v3.9.6.2.

The weakness was shared 03/04/2023. The advisory is shared at draytek.com. This vulnerability is uniquely identified as CVE-2023-23313 since 01/11/2023. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

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 EUVD (EUVD-2023-27413). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
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: 🔍

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

01/11/2023 🔍
03/04/2023 +52 days 🔍
03/04/2023 +0 days 🔍
10/07/2025 +948 days 🔍

Sourcesinfo

Advisory: draytek.com
Status: Confirmed

CVE: CVE-2023-23313 (🔍)
GCVE (CVE): GCVE-0-2023-23313
GCVE (VulDB): GCVE-100-222309
EUVD: 🔍

Entryinfo

Created: 03/04/2023 09:57
Updated: 10/07/2025 13:57
Changes: 03/04/2023 09:57 (39), 03/07/2025 19:07 (26), 10/07/2025 13:57 (1)
Complete: 🔍
Cache ID: 216::103

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