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[email protected]CVE-2021-3100

HistoryApr 19, 2022 - 11:15 p.m.

CVE-2021-3100

2022-04-1923:15:13

CWE-250

CWE-269

[email protected]

web.nvd.nist.gov

apache

log4j

cve-2021-3100

nvd

hotpatch

jvm

privilege escalation

7.2 High

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

AV:L/AC:L/Au:N/C:C/I:C/A:C

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

9.7 High

AI Score

Confidence

High

0.976 High

EPSS

Percentile

100.0%

JSON

The Apache Log4j hotpatch package before log4j-cve-2021-44228-hotpatch-1.1-13 didn’t mimic the permissions of the JVM being patched, allowing it to escalate privileges.

Affected configurations

NVD

Node

linuxlinux_kernelMatch-

AND

amazonlog4jhotpatchRange<1.1-13

CPENameOperatorVersion
amazon:log4jhotpatchamazon log4jhotpatchlt1.1-13

CPE	Name	Operator	Version
amazon:log4jhotpatch	amazon log4jhotpatch	lt	1.1-13

CNA Affected

[
  {
    "product": "log4j-cve-2021-44228-hotpatch",
    "vendor": "Amazon Web Services",
    "versions": [
      {
        "lessThan": "1.1-13",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]