Broadcom Symantec SiteMinder Web Agent 12.52 URL 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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4.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Broadcom Symantec SiteMinder Web Agent 12.52. Affected by this vulnerability is an unknown functionality of the component URL Handler. This manipulation causes cross site scripting. The identification of this vulnerability is CVE-2023-23956. It is possible to initiate the attack remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as problematic was found in Broadcom Symantec SiteMinder Web Agent 12.52. Affected by this vulnerability is an unknown functionality of the component URL Handler. 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 summary by CVE is:

A user can supply malicious HTML and JavaScript code that will be executed in the client browser

The weakness was shared 05/31/2023. The advisory is shared at support.broadcom.com. This vulnerability is known as CVE-2023-23956 since 01/19/2023. It demands that the victim is doing some kind of user interaction. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

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 databases at Exploit-DB (51530) and EUVD (EUVD-2023-28021). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.5
VulDB Temp Score: 3.3
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: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2023 🔍
05/31/2023 +131 days 🔍
05/31/2023 +0 days 🔍
10/15/2025 +868 days 🔍

Sourcesinfo

Advisory: 173038
Status: Confirmed

CVE: CVE-2023-23956 (🔍)
GCVE (CVE): GCVE-0-2023-23956
GCVE (VulDB): GCVE-100-230329
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/31/2023 09:56
Updated: 10/15/2025 23:20
Changes: 05/31/2023 09:56 (38), 06/25/2023 00:30 (1), 06/25/2023 00:39 (11), 07/22/2024 15:55 (23), 04/26/2025 04:32 (4), 10/15/2025 23:20 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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