Picklescan up to 0.0.24 DNS ssl.get_server_certificate incomplete blacklist

Summaryinfo

A vulnerability, which was classified as critical, was found in Picklescan up to 0.0.24. This vulnerability affects the function ssl.get_server_certificate of the component DNS Handler. Such manipulation leads to incomplete blacklist. This vulnerability is documented as CVE-2025-46417. The attack needs to be performed locally. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Picklescan up to 0.0.24. Affected by this issue is the function ssl.get_server_certificate of the component DNS Handler. The manipulation with an unknown input leads to a incomplete blacklist vulnerability. Using CWE to declare the problem leads to CWE-184. The product implements a protection mechanism that relies on a list of inputs (or properties of inputs) that are not allowed by policy or otherwise require other action to neutralize before additional processing takes place, but the list is incomplete, leading to resultant weaknesses. Impacted is confidentiality. CVE summarizes:

The unsafe globals in Picklescan before 0.0.25 do not include ssl. Consequently, ssl.get_server_certificate can exfiltrate data via DNS after deserialization.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-46417 since 04/24/2025. The exploitation is known to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1562.006.

Upgrading to version 0.0.25 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-11963). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

• Picklescan

Version

• 0.0.1
• 0.0.2
• 0.0.3
• 0.0.4
• 0.0.5
• 0.0.6
• 0.0.7
• 0.0.8
• 0.0.9
• 0.0.10
• 0.0.11
• 0.0.12
• 0.0.13
• 0.0.14
• 0.0.15
• 0.0.16
• 0.0.17
• 0.0.18
• 0.0.19
• 0.0.20
• 0.0.21
• 0.0.22
• 0.0.23
• 0.0.24

CPE 2.3info

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CPE 2.2info

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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