Cisco Small Business 500 Web-based Management cross site scripting

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 3.5 | $0-$5k | 0.00 |
Summary
A vulnerability identified as problematic has been detected in Cisco Small Business 200, Small Business 300 and Small Business 500. This affects an unknown part of the component Web-based Management. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2023-20188. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.
Details
A vulnerability has been found in Cisco Small Business 200, Small Business 300 and Small Business 500 (affected version not known) and classified as problematic. Affected by this vulnerability is some unknown functionality of the component Web-based Management. 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.
The weakness was shared 06/08/2023 as cisco-sa-smb-sxss-OPYJZUmE. It is possible to read the advisory at sec.cloudapps.cisco.com. This vulnerability is known as CVE-2023-20188 since 10/27/2022. 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.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-24367). Be aware that VulDB is the high quality source for vulnerability data.
Product
Vendor
Name
License
Website
- Vendor: https://www.cisco.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.6VulDB Meta Temp Score: 3.5
VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 4.8
CNA Vector (Cisco Systems, Inc.): 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Cross site scriptingCWE: 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: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
10/27/2022 🔍06/08/2023 🔍
06/08/2023 🔍
08/25/2025 🔍
Sources
Vendor: cisco.comAdvisory: cisco-sa-smb-sxss-OPYJZUmE
Status: Confirmed
CVE: CVE-2023-20188 (🔍)
GCVE (CVE): GCVE-0-2023-20188
GCVE (VulDB): GCVE-100-231079
EUVD: 🔍
Entry
Created: 06/08/2023 09:34Updated: 08/25/2025 18:12
Changes: 06/08/2023 09:34 (38), 07/07/2023 09:25 (1), 07/07/2023 09:28 (12), 08/25/2025 18:12 (16)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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