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Fencer Intel
medium 5.7

CVE-2024-42012 json

GRAU DATA Blocky before 3.1 stores passwords encrypted rather than hashed.

published last yr. modified 4mo ago also EUVD-2024-39452

cvss
5.7
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.1%
EPSS 0.1% chance of exploitation in 30 days, percentile 3%
public exploits
0
none known

Summary

GRAU DATA Blocky before 3.1 stores passwords encrypted rather than hashed. At the login screen, the user's password is compared to the user's decrypted cleartext password. An attacker with Windows admin or debugging rights can therefore steal the user's Blocky password and from there impersonate that local user.

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
last yr.

Exploit prediction

0.14% chance of exploitation in the next 30 days, higher than 3% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.7 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
CNA 3.1 5.7 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N

Classification

Weakness
  • CWE-522 Insufficiently Protected Credentials

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.