HCL BigFix SaaS Remediate up to 8.1.13 SaaS Authentication Service origin validation

HistoryDiffrelatejsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability marked as problematic has been reported in HCL BigFix SaaS Remediate up to 8.1.13. This vulnerability affects unknown code of the component SaaS Authentication Service. The manipulation leads to origin validation. This vulnerability is referenced as CVE-2025-52621. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in HCL BigFix SaaS Remediate up to 8.1.13. It has been rated as problematic. This issue affects an unknown code of the component SaaS Authentication Service. The manipulation with an unknown input leads to a origin validation vulnerability. Using CWE to declare the problem leads to CWE-346. The product does not properly verify that the source of data or communication is valid. Impacted is confidentiality. The summary by CVE is:

HCL BigFix SaaS Authentication Service is vulnerable to cache poisoning. The BigFix SaaS's HTTP responses were observed to include the Origin header. Its presence alongside an unvalidated reflection of the Origin header value introduces a potential for cache poisoning.

The advisory is shared at support.hcl-software.com. The identification of this vulnerability is CVE-2025-52621 since 06/18/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Upgrading to version 8.1.14 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-25055) and CERT Bund (WID-SEC-2025-1854). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

HCL BigFix

Productinfo

Vendor

Name

BigFix SaaS Remediate

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒

CNA Base Score: 5.3
CNA Vector (HCL): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Origin validation
CWE: CWE-346 / CWE-345
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
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: BigFix SaaS Remediate 8.1.14

Timelineinfo

06/18/2025 CVE reserved
08/16/2025 +59 days Advisory disclosed
08/16/2025 +0 days VulDB entry created
10/29/2025 +74 days VulDB entry last update

Sourcesinfo

Advisory: KB0123330
Status: Confirmed

CVE: CVE-2025-52621 (🔒)
GCVE (CVE): GCVE-0-2025-52621
GCVE (VulDB): GCVE-100-320345
EUVD: 🔒
CERT Bund: WID-SEC-2025-1854 - HCL BigFix Komponente: Mehrere Schwachstellen

Entryinfo

Created: 08/16/2025 07:15
Updated: 10/29/2025 21:36
Changes: 08/16/2025 07:15 (64), 08/16/2025 13:45 (1), 08/18/2025 10:53 (7), 08/19/2025 05:29 (1), 10/29/2025 21:36 (11)
Complete: 🔍
Cache ID: 216::103

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