Broadcom Symantec Web Security Services Agent up to 9.8.4 privileges management

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Broadcom Symantec Web Security Services Agent up to 9.8.4. This issue affects some unknown processing. This manipulation causes privileges management. This vulnerability is tracked as CVE-2025-13917. The attack is restricted to local execution. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Broadcom Symantec Web Security Services Agent up to 9.8.4 and classified as critical. Affected by this vulnerability is some unknown processing. The manipulation with an unknown input leads to a privileges management vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

WSS Agent, prior to 9.8.5, may be susceptible to a Elevation of Privilege vulnerability, which is a type of issue whereby an attacker may attempt to compromise the software application to gain elevated access to resources that are normally protected from an application or user.

The weakness was disclosed by Dfc3d21780 Cparta Cyber Defense Ab. The advisory is shared at support.broadcom.com. This vulnerability is known as CVE-2025-13917 since 12/02/2025. The exploitation appears to be difficult. An attack has to be approached locally. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

Upgrading to version 9.8.5 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.8

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.0
CNA Vector (symantec): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges management
CWE: CWE-269 / CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Symantec Web Security Services Agent 9.8.5

Timelineinfo

12/02/2025 CVE reserved
01/28/2026 +57 days Advisory disclosed
01/28/2026 +0 days VulDB entry created
01/28/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: support.broadcom.com
Researcher: Dfc3d21780 Cparta Cyber Defense Ab
Status: Confirmed

CVE: CVE-2025-13917 (🔒)
GCVE (CVE): GCVE-0-2025-13917
GCVE (VulDB): GCVE-100-343237

Entryinfo

Created: 01/28/2026 17:54
Changes: 01/28/2026 17:54 (65)
Complete: 🔍
Cache ID: 216::103

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