CVE-2017-20240
5.9
MEDIUM
CVSS 3.1
Description
Crypt::PBKDF2 versions before 0.261630 for Perl are vulnerable to timing attacks. These versions use Perl's built-in eq comparison. Discrepancies in timing could be used to guess the underlying derived-key.
How to fix CVE-2017-20240
No fixed version has been published yet. Mitigate by removing the affected package or applying upstream guidance from the references below.
- Debian/libcrypt-pbkdf2-perl—no fix listed
Is CVE-2017-20240 being exploited?
No exploitation signal available. Neither CISA KEV nor a current EPSS score has been published for CVE-2017-20240.
Affected packages (1)
- from 0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| nvd | CVSS 3.1 | MEDIUM5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |