cURL up to 8.11.1 information disclosure

Summaryinfo

A vulnerability, which was classified as problematic, was found in cURL. This issue affects some unknown processing. Such manipulation leads to information disclosure. This vulnerability is documented as CVE-2025-0167. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in cURL. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

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.

The weakness was released by Yihang Zhou. The advisory is shared for download at curl.se. This vulnerability is handled as CVE-2025-0167 since 01/01/2025. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 215180 (SUSE SLES15 Security Update : curl (SUSE-SU-2025:0372-1)), which helps to determine the existence of the flaw in a target environment.

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 Tenable (215180) and CERT Bund (WID-SEC-2025-0270). Once again VulDB remains the best source for vulnerability data.

Affected

• SUSE Linux
• IBM AIX
• Dell NetWorker
• Dell Avamar
• Open Source cURL
• NetApp Data ONTAP
• Tenable Security Nessus Network Monitor
• Splunk Splunk Enterprise

Productinfo

Type

• Network Utility Software

Name

• cURL

Version

• 7.76.0
• 7.76.1
• 7.77.0
• 7.78.0
• 7.79.0
• 7.79.1
• 7.80.0
• 7.81.0
• 7.82.0
• 7.83.0
• 7.83.1
• 7.84.0
• 7.85.0
• 7.86.0
• 7.87.0
• 7.88.0
• 7.88.1
• 8.0.0
• 8.0.1
• 8.1.0
• 8.1.1
• 8.1.2
• 8.2.0
• 8.2.1
• 8.3.0
• 8.4.0
• 8.5.0
• 8.6.0
• 8.7.0
• 8.7.1
• 8.8.0
• 8.9.0
• 8.9.1
• 8.10.0
• 8.10.1
• 8.11.0
• 8.11.1

License

• open-source

CPE 2.3info

• 🔍
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CPE 2.2info

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Exploitinginfo

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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