curl Leaks Netrc Password to Redirected Host
CVE-2025-0167 Published on February 5, 2025

netrc and default credential leak
When asked to use a `.netrc` file for credentials **and** to follow HTTP redirects, curl could leak the password used for the first host to the followed-to host under certain circumstances. This flaw only manifests itself if the netrc file has a `default` entry that omits both login and password. A rare circumstance.

NVD

A proof of concept, or POC exists for this vulnerability.

Vulnerability Analysis

CVE-2025-0167 can be exploited with network access, requires user interaction. This vulnerability is consided to have a high level of attack complexity. Public availability of a proof of concept (POC) exploit exists for CVE-2025-0167. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality, a small impact on integrity and availability.

Exploitation:
POC
Automatable:
NO
Technical Impact:
PARTIAL
Attack Vector:
NETWORK
Attack Complexity:
HIGH
Privileges Required:
NONE
User Interaction:
REQUIRED
Scope:
CHANGED
Confidentiality Impact:
LOW
Integrity Impact:
NONE
Availability Impact:
NONE

Products Associated with CVE-2025-0167

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2025-0167 are published in these products:

Haxx Curl
NetApp Element Software
NetApp Ontap Select Deploy Administration Utility
NetApp Solidfire Hci Management Node
NetApp Solidfire Hci Storage Node
NetApp Ontap
NetApp Ontap Tools
Canonical Ubuntu Linux

Affected Versions

curl: Siemens RUGGEDCOM RST2428P: Siemens SCALANCE XC-300/XR-300/XC-400/XR-500WG/XR-500 family: Siemens SCALANCE XCH328: Siemens SCALANCE XCM324: Siemens SCALANCE XCM328: Siemens SCALANCE XCM332: Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC): Siemens SCALANCE XRM334 (230 V AC, 12xFO): Siemens SCALANCE XRM334 (230 V AC, 8xFO): Siemens SCALANCE XRM334 (230V AC, 2x10G, 24xSFP, 8xSFP+): Siemens SCALANCE XRM334 (24 V DC, 12xFO): Siemens SCALANCE XRM334 (24 V DC, 8xFO): Siemens SCALANCE XRM334 (24V DC, 2x10G, 24xSFP, 8xSFP+): Siemens SCALANCE XRM334 (2x230 V AC, 12xFO): Siemens SCALANCE XRM334 (2x230 V AC, 8xFO): Siemens SCALANCE XRM334 (2x230V AC, 2x10G, 24xSFP, 8xSFP+): Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP: Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP: Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP: Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP: Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP:

Exploit Probability

EPSS
0.75%
Percentile
55.35%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.