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THA-PSIRTCVELIST:CVE-2021-42138

HistoryDec 20, 2021 - 8:19 p.m.

CVE-2021-42138

2021-12-2020:19:10

THA-PSIRT

www.cve.org

safenet agent

windows logon

weak entropy

encrypted credentials

CVSS3

7.2

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

40.1%

JSON

A user of a machine protected by SafeNet Agent for Windows Logon may leverage weak entropy to access the encrypted credentials of any or all the users on that machine.

CNA Affected

[
  {
    "product": "Safenet Authentication Service",
    "vendor": "Thales CPL",
    "versions": [
      {
        "lessThan": "3.4.4",
        "status": "affected",
        "version": "Windows Logon Agent",
        "versionType": "custom"
      }
    ]
  }
]

References

cpl.thalesgroup.com/support/security-updates

supportportal.gemalto.com/csm?sys_kb_id=a52bd13adbff7010f0e322080596194a&id=kb_article_view&sysparm_rank=1&sysparm_tsqueryId=b3bdd932db33b010f0e3220805961955

supportportal.gemalto.com/csm?sys_kb_id=e8397662dbb7fc10520c4705059619eb&id=kb_article_view&sysparm_rank=2&sysparm_tsqueryId=b3bdd932db33b010f0e3220805961955

CVSS3

7.2

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:N

AI Score

7.2

Confidence

High

EPSS

0.001

Percentile

40.1%

JSON

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