CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| unaffected |
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No data.
No data.
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| Perl | Callbackery |
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Vendor Solution
Upgrade to CallBackery 0.62.0 or later.
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.201% probability within 30 days)
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| Metrics |
ssvc
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| Metrics |
cvssV3_1
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| First Time appeared |
Perl
Perl callbackery |
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| Vendors & Products |
Perl
Perl callbackery |
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| Description | CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes. Passwords are hashed with hmac_sha1_sum() from Mojo::Util with no key, a single fast SHA-1 HMAC. There is no salt, so equal passwords give equal hashes, and no work factor slows down guessing. An attacker who obtains the user table can recover passwords by fast offline guessing. | |
| Title | CallBackery versions before 0.62.0 for Perl store user passwords as unsalted HMAC-SHA1 hashes | |
| Weaknesses | CWE-759 CWE-916 |
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| References |
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