CVE-2021-45046

It was found that the fix to address CVE-2021-44228 in Apache Log4j 2.15.0 was incomplete in certain non-default configurations. This could allows attackers with control over Thread Context Map (MDC) input data when the logging configuration uses a non-default Pattern Layout with either a Context Lookup (for example, $${ctx:loginId}) or a Thread Context Map pattern (%X, %mdc, or %MDC) to craft malicious input data using a JNDI Lookup pattern resulting in an information leak and remote code execution in some environments and local code execution in all environments. Log4j 2.16.0 (Java 8) and 2.12.2 (Java 7) fix this issue by removing support for message lookup patterns and disabling JNDI functionality by default.
Expression Language Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
9 CRITICAL
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
apacheCNA
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CVEADP
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CISA-ADPADP
9 CRITICAL
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 99%
VendorProductVersion
apachelog4j
2.0.1 ≤
𝑥
< 2.12.2
apachelog4j
2.13.0 ≤
𝑥
< 2.16.0
apachelog4j
2.0
apachelog4j
2.0:beta9
apachelog4j
2.0:rc1
apachelog4j
2.0:rc2
cvatcomputer_vision_annotation_tool
-
intelaudio_development_kit
-
inteldatacenter_manager
-
intelgenomics_kernel_library
-
inteloneapi
-
intelsecure_device_onboard
-
intelsensor_solution_firmware_development_kit
-
intelsystem_debugger
-
intelsystem_studio
-
siemenssppa-t3000_ses3000_firmware
*
siemenscaptial
𝑥
< 2019.1
siemenscaptial
2019.1
siemenscaptial
2019.1:sp1912
siemenscomos
*
siemensdesigo_cc_advanced_reports
4.0
siemensdesigo_cc_advanced_reports
4.1
siemensdesigo_cc_advanced_reports
4.2
siemensdesigo_cc_advanced_reports
5.0
siemensdesigo_cc_advanced_reports
5.1
siemensdesigo_cc_info_center
5.0
siemensdesigo_cc_info_center
5.1
siemense-car_operation_center
𝑥
< 2021-12-13
siemensenergy_engage
3.1
siemensenergyip
8.5
siemensenergyip
8.6
siemensenergyip
8.7
siemensenergyip
9.0
siemensenergyip_prepay
3.7
siemensenergyip_prepay
3.8
siemensgma-manager
𝑥
< 8.6.2j-398
siemenshead-end_system_universal_device_integration_system
*
siemensindustrial_edge_management
*
siemensindustrial_edge_management_hub
𝑥
< 2021-12-13
siemenslogo\!_soft_comfort
*
siemensmendix
*
siemensmindsphere
𝑥
< 2021-12-11
siemensnavigator
𝑥
< 2021-12-13
siemensnx
*
siemensopcenter_intelligence
𝑥
≤ 3.2
siemensoperation_scheduler
𝑥
≤ 1.1.3
siemenssentron_powermanager
4.1
siemenssentron_powermanager
4.2
siemenssiguard_dsa
4.2
siemenssiguard_dsa
4.3
siemenssiguard_dsa
4.4
siemenssipass_integrated
2.80
siemenssipass_integrated
2.85
siemenssiveillance_command
𝑥
≤ 4.16.2.1
siemenssiveillance_control_pro
*
siemenssiveillance_identity
1.5
siemenssiveillance_identity
1.6
siemenssiveillance_vantage
*
siemenssiveillance_viewpoint
*
siemenssolid_edge_cam_pro
*
siemenssolid_edge_harness_design
𝑥
< 2020
siemensspectrum_power_4
𝑥
< 4.70
siemensspectrum_power_4
4.70
siemensspectrum_power_4
4.70:sp7
siemensspectrum_power_4
4.70:sp8
siemensspectrum_power_7
𝑥
< 2.30
siemensspectrum_power_7
2.30
siemensspectrum_power_7
2.30
siemensspectrum_power_7
2.30:sp2
siemensteamcenter
*
siemenstracealertserverplus
*
siemensvesys
𝑥
< 2019.1
siemensvesys
2019.1
siemensvesys
2019.1
siemensvesys
2019.1:sp1912
siemensxpedition_enterprise
-
siemensxpedition_package_integrator
-
debiandebian_linux
10.0
debiandebian_linux
11.0
sonicwallemail_security
𝑥
< 10.0.12
siemens6bk1602-0aa12-0tp0_firmware
𝑥
< 2.7.0
siemens6bk1602-0aa22-0tp0_firmware
𝑥
< 2.7.0
siemens6bk1602-0aa32-0tp0_firmware
𝑥
< 2.7.0
siemens6bk1602-0aa42-0tp0_firmware
𝑥
< 2.7.0
siemens6bk1602-0aa52-0tp0_firmware
𝑥
< 2.7.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
apache-log4j2
bullseye
2.17.1-1~deb11u1
fixed
stretch
not-affected
bullseye (security)
2.17.0-1~deb11u1
fixed
sid
2.19.0-2
fixed
trixie
2.19.0-2
fixed
bookworm
2.19.0-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
apache-log4j2
jammy
not-affected
impish
Fixed 2.16.0-0.21.10.1
released
hirsute
Fixed 2.16.0-0.21.04.1
released
focal
Fixed 2.16.0-0.20.04.1
released
bionic
not-affected
xenial
not-affected
trusty
dne
References