F5 BIG-IP up to 15.1.10/16.1.6/17.1.2/17.5.1 iHealth utility unnecessary privileges

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in F5 BIG-IP up to 15.1.10/16.1.6/17.1.2/17.5.1. It has been classified as problematic. The affected element is an unknown function of the component iHealth utility. The manipulation leads to unnecessary privileges. This vulnerability is uniquely identified as CVE-2025-61958. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in F5 BIG-IP up to 15.1.10/16.1.6/17.1.2/17.5.1. It has been rated as problematic. This issue affects an unknown code block of the component iHealth utility. The manipulation with an unknown input leads to a unnecessary privileges vulnerability. Using CWE to declare the problem leads to CWE-250. The product performs an operation at a privilege level that is higher than the minimum level required, which creates new weaknesses or amplifies the consequences of other weaknesses. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability exists in the iHealth command that may allow an authenticated attacker with at least a resource administrator role to bypass tmsh restrictions and gain access to a bash shell.  For BIG-IP systems running in Appliance mode, a successful exploit can allow the attacker to cross a security boundary.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

The advisory is shared at my.f5.com. The identification of this vulnerability is CVE-2025-61958 since 10/04/2025. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are required for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/05/2026). MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 270609 (F5 Networks BIG-IP : BIG-IP tmsh vulnerability (K000154647)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 15.1.10.8, 16.1.6.1, 17.1.3 or 17.5.1.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (270609). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.7
NVD Vector: 🔒

CNA Base Score: 8.7
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Unnecessary privileges
CWE: CWE-250
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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Nessus ID: 270609
Nessus Name: F5 Networks BIG-IP : BIG-IP tmsh vulnerability (K000154647)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: BIG-IP 15.1.10.8/16.1.6.1/17.1.3/17.5.1.1

Timelineinfo

10/04/2025 CVE reserved
10/15/2025 +11 days Advisory disclosed
10/15/2025 +0 days VulDB entry created
02/05/2026 +112 days VulDB entry last update

Sourcesinfo

Vendor: f5.com

Advisory: K000154647
Status: Confirmed

CVE: CVE-2025-61958 (🔒)
GCVE (CVE): GCVE-0-2025-61958
GCVE (VulDB): GCVE-100-328697

Entryinfo

Created: 10/15/2025 16:21
Updated: 02/05/2026 00:34
Changes: 10/15/2025 16:21 (76), 10/16/2025 18:27 (2), 10/17/2025 03:03 (4), 10/22/2025 05:40 (11), 02/05/2026 00:34 (4)
Complete: 🔍
Cache ID: 216::103

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

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