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centosCentOS ProjectCESA-2021:5206
HistoryDec 21, 2021 - 9:36 p.m.

log4j security update

2021-12-2121:36:17
CentOS Project
lists.centos.org
123

6 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.127 Low

EPSS

Percentile

95.5%

JSON

CentOS Errata and Security Advisory CESA-2021:5206

Log4j is a tool to help the programmer output log statements to a variety of output targets.

Security Fix(es):

  • log4j: Remote code execution in Log4j 1.x when application is configured to use JMSAppender (CVE-2021-4104)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2021-December/086218.html
https://lists.centos.org/pipermail/centos-announce/2021-December/098972.html

Affected packages:
log4j
log4j-javadoc
log4j-manual

Upstream details at:
https://access.redhat.com/errata/RHSA-2021:5206

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cnvd 1
openvas 13
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ubuntu 2
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osv 6
ubuntucve 3
f5 2
debiancve 2
atlassian 2
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attackerkb 1
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Important: log4j
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6 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.127 Low

EPSS

Percentile

95.5%

JSON
Related for CESA-2021:5206
suse4redhat4kaspersky1oraclelinux2ibm113cnvd1openvas13nessus21ubuntu2cloudlinux1github3gentoo3osv6ubuntucve3f52debiancve2atlassian2cvelist2redhatcve2nvd2cve2veracode1prion2threatpost1trellix1symantec1attackerkb1amazon1