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[email protected]CVE-2018-6558

HistoryAug 23, 2018 - 7:29 p.m.

CVE-2018-6558

2018-08-2319:29:01

[email protected]

web.nvd.nist.gov

pam_fscrypt

fscrypt

cve-2018-6558

privilege escalation

nvd

linux-pam

4.9 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:S/C:N/I:P/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

6.4 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

44.1%

JSON

The pam_fscrypt module in fscrypt before 0.2.4 may incorrectly restore primary and supplementary group IDs to the values associated with the root user, which allows attackers to gain privileges via a successful login through certain applications that use Linux-PAM (aka pam).

Affected configurations

NVD

Node

googlefscryptRange<0.2.4

CPENameOperatorVersion
google:fscryptgoogle fscryptlt0.2.4

CPE	Name	Operator	Version
google:fscrypt	google fscrypt	lt	0.2.4

CNA Affected

[
  {
    "product": "fscrypt",
    "vendor": "The fscrypt Project",
    "versions": [
      {
        "status": "affected",
        "version": "before 0.2.4"
      }
    ]
  }
]