What’s Vulnerable › Vulnerabilities

CVE-2021-4258: whohas Package Information cleartext transmission

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-12-19 · updated 2026-06-17
• Weakness: CWE-310

Description

A vulnerability was found in whohas. It has been rated as problematic. This issue affects some unknown processing of the component Package Information Handler. The manipulation leads to cleartext transmission of sensitive information. The attack may be initiated remotely. The real existence of this vulnerability is still doubted at the moment. The name of the patch is 667c3e2e9178f15c23d7918b5db25cd0792c8472. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-216251. NOTE: Most sources redirect to the encrypted site which limits the possibilities of an attack.

Affected products

• whohas: before 2021-11-01 — fixed in 2021-11-01

How to fix

Upgrade to a fixed version: whohas 2021-11-01. Check the vendor advisory for mitigations.

References

• https://github.com/whohas/whohas/commit/667c3e2e9178f15c23d7918b5db25cd0792c8472
• https://vuldb.com/?id.216251
• https://github.com/whohas/whohas/commit/667c3e2e9178f15c23d7918b5db25cd0792c8472
• https://vuldb.com/?id.216251

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