漏洞描述 Apache Log4j2 是一个基于 Java 的日志记录工具。该工具重写了 Log4j 框架,并且引入了大量丰富的特性。该日志框架被大量用于业务系统开发,用来记录日志信息。 在大多数情况下,开发者可能会将用户输入导致的错误信息写入日志中。攻击者利用此特性可通过该漏洞构造特殊的数据请求包,最终触发远程代码执行。由于该漏洞影响范围极广,建议广大用户及时排查相关漏洞,经过白帽汇安全研究院分析确认,目前市面有多款流行的系统都受影响。 该漏洞危害等级:严重 影响范围Apache Log4j 2.x < 2.15.0-rc2 已知影响组件- Apache Struts2
- Apache Solr
- Apache Flink
- Apache Druid
- flume
- dubbo
- logstash
- VMware Horizon
- VMware vCenter Server
- VMware HCX
- VMware NSX-T Data Center
- VMware Unified Access Gateway
- VMware WorkspaceOne Access
- VMware Identity Manager`
- VMware vRealize Operations
- VMware vRealize Operations Cloud Proxy
- VMware vRealize Log Insight
- VMware vRealize Automation
- VMware vRealize Lifecycle Manager
- VMware Telco Cloud Automation
- VMware Site Recovery Manager
- VMware Carbon Black Cloud Workload Appliance
- VMware Carbon Black EDR Server
- VMware Tanzu GemFire
- VMware Tanzu Greenplum
- VMware Tanzu Operations Manager
- VMware Tanzu Application Service for VMs
- VMware Tanzu Kubernetes Grid Integrated Edition
- VMware Tanzu Observability by Wavefront Nozzle
- Healthwatch for Tanzu Application Service
- Spring Cloud Services for VMware Tanzu
- Spring Cloud Gateway for VMware Tanzu
- Spring Cloud Gateway for Kubernetes
- API Portal for VMware Tanzu
- Single Sign-On for VMware Tanzu Application Service
- App Metrics
- VMware vCenter Cloud Gateway
- VMware Tanzu SQL with MySQL for VMs
- VMware vRealize Orchestrator
- VMware Cloud Foundation
- VMware Workspace ONE Access Connector
- VMware Horizon DaaS
- VMware Horizon Cloud Connector
5 J0 n+ U1 z/ _- ]3 b 受影响开源组件项目 仓库地址 版本
7 ~0 {% w+ ]6 O; Z. jelasticsearch(org.elasticsearch)https://github.com/elastic/elasticsearch8.0.0-alpha2 等(共 100 个)
' [+ h! I. i, w+ M3 `spring-webflux(org.springframework)https://github.com/spring-projects/spring-framework5.2.6.RELEASE 等(共 40 个)3 f H$ M% n: O" d* ^
druid(com.alibaba)https://github.com/alibaba/druid1.2.8 等(共 68 个)9 X5 Z) M" Q g" y. ~2 E1 ?1 Y6 p
hystrix-rx-netty-metrics-stream(com.netflix.hystrix)https://github.com/Netflix/Hystrix1.5.4 等(共 2 个)
- D/ z' }- t8 S$ tspring-cloud-starter-alibaba-sentinel(com.alibaba.cloud)https://github.com/alibaba/spring-cloud-alibaba2021.1 等(共 14 个)
" @1 ]4 F+ @* w( v/ s5 l+ }$ P* J2 Dspring-boot-starter-ahas-sentinel-client(com.alibaba.csp)https://github.com/alibaba/Sentinel1.3.2 等(共 17 个)
# x. ?1 O3 V2 D0 ?redisson(org.redisson)https://github.com/redisson/redisson2.2.24 等(共 3 个)
" G3 y+ J L5 eHikariCP(com.zaxxer)https://github.com/brettwooldridge/HikariCP5.0.0 等(共 27 个)
0 V5 n9 u# D3 P9 N) i4 b$ i9 Izipkin-collector-service(io.zipkin)https://github.com/openzipkin/zipkin1.40.2 等(共 27 个)
O9 ^) c! c, e/ G+ qmybatis-plus(com.baomidou)https://github.com/baomidou/mybatis-plus3.4.3.4 等(共 41 个)
1 e2 m- S. ?# B6 K7 \9 l- H; gzuul-sample(com.netflix.zuul)https://github.com/Netflix/zuul2.3.0 等(共 10 个)8 N; ?* v! |0 P6 N7 x! r' ^
watson-data-api-client(com.ibm.watson.data)https://github.com/OpenAPITools/openapi-generator0.1 等(共 1 个)% Z( T/ d7 L3 r+ }# @& v
spring-boot-admin-sample-consul(de.codecentric)https://github.com/codecentric/spring-boot-admin2.5.4 等(共 40 个)
8 b1 Q6 c4 ]0 ~) z* B1 J( Vjedis(redis.clients)https://github.com/redis/jedisjedis-3.6.2 等(共 36 个)3 Z: I5 p* w) ^' J
grpc-benchmarks(io.grpc)https://github.com/grpc/grpc-java1.9.1 等(共 65 个)
) Z- X T- D7 R- hktor-client-json-tests(io.ktor)https://github.com/ktorio/ktor1.6.7 等(共 32 个)
+ [- `+ c+ K# r/ V, k$ }! fgitbucket_2.13(io.github.gitbucket)https://github.com/gitbucket/gitbucket4.32.0 等(共 27 个)2 f' B: H! h9 d& K) ]
finagle-zipkin_2.12(com.twitter)https://github.com/twitter/finagle7.1.0 等(共 56 个)
/ C6 G+ n/ C4 ?2 @resilience4j-vertx(io.github.resilience4j)https://github.com/resilience4j/resilience4j0.9.0 等(共 9 个)
3 q) D6 m/ t n& welasticsearch-sql(org.nlpcn)https://github.com/NLPchina/elasticsearch-sql6.8.13.0 等(共 9 个)) o7 l; x- {- c
exposed-spring-boot-starter(org.jetbrains.exposed)https://github.com/JetBrains/Exposed0.36.2 等(共 11 个). W% [7 k# x) c5 u$ n6 ~& K
blade-sql2o(com.bladejava)https://github.com/lets-blade/blade1.2.9 等(共 1 个)
/ z; p! c2 n) z% d: Snetty-socketio(com.corundumstudio.socketio)https://github.com/mrniko/netty-socketio1.7.19 等(共 8 个)! L( d6 W( d. I1 s
springfox-swagger2(io.springfox)https://github.com/springfox/springfox2.10.5 等(共 6 个)
6 B G9 z8 i$ \8 Gmain_2.12(org.scala-sbt)https://github.com/sbt/sbt1.6.0-RC1 等(共 88 个)1 O7 Y$ i( Z$ [/ w! K' _2 W; v
lettuce-core(io.lettuce)https://github.com/lettuce-io/lettuce-core6.1.5.RELEASE 等(共 42 个)6 o7 r7 ?& R, c, d0 e
repository-azure(org.opensearch.plugin)https://github.com/opensearch-project/OpenSearch1.2.0 等(共 3 个)
4 K6 h( J3 a; x, h+ Z5 t* b. N/ vreactor-test(io.projectreactor)https://github.com/reactor/reactor-core3.3.4.RELEASE 等(共 3 个)3 L2 x2 a2 Q' s( F. g& ~& ^
corda-webserver-impl(net.corda)https://github.com/corda/cordacorda-3.0 等(共 32 个)
1 O n. X: \, w8 b( p9 bconductor-redis-persistence(com.netflix.conductor)https://github.com/Netflix/conductor3.3.6 等(共 100 个)) t' i! c/ D! I( Y' P; _
armeria(com.linecorp.armeria)https://github.com/line/armeria0.26.1.Final 等(共 2 个)
5 b9 z" D K1 ~; n3 qbreeze-parent_2.13(org.scalanlp)https://github.com/scalanlp/breeze2.0.1-RC1 等(共 5 个)2 D' Y9 ^" }: C
micrometer-core(io.micrometer)https://github.com/micrometer-metrics/micrometer1.8.1 等(共 98 个)9 Z+ ]7 k' P0 L- @7 i
alink_connector_jdbc_sqlite_flink-1.9_2.11(com.alibaba.alink)https://github.com/alibaba/Alink1.5.1 等(共 3 个)) K4 Z' G0 I' R/ m) {+ P
initializr-actuator(io.spring.initializr)https://github.com/spring-io/initializr0.9.0 等(共 6 个)
) w& W1 T# Z& htelegrambots-spring-boot-starter(org.telegram)https://github.com/rubenlagus/TelegramBots4.9.1 等(共 17 个)# o+ d3 |2 f8 m1 Q* z' V
spring-data-elasticsearch(org.springframework.data)https://github.com/spring-projects/spring-data-elasticsearch4.3.0 等(共 86 个)
1 f2 ` `" Z% U/ \. \4 ~feast-common(dev.feast)https://github.com/feast-dev/feast0.9.2 等(共 26 个)
; D1 G6 p9 C2 J: e8 t7 o; Xjavamelody-core(net.bull.javamelody)https://github.com/javamelody/javamelody1.88.0 等(共 13 个)" ?% \' T2 x5 Q" I0 `9 h0 ]
analytics-zoo-bigdl_0.13.0-spark_3.0.0(com.intel.analytics.zoo)https://github.com/intel-analytics/analytics-zoo0.11.0-RC1 等(共 4 个)
6 L& c) Q* y* Mscio-tensorflow_2.13(com.spotify)https://github.com/spotify/scio0.9.6 等(共 97 个)
0 W! M+ p; T) b$ bgrpc-client-spring-boot-autoconfigure(net.devh)https://github.com/yidongnan/grpc-spring-boot-starter2.9.0.RELEASE 等(共 16 个)$ r% z t" s6 C2 J+ }) W
inject-server_2.12(com.twitter)https://github.com/twitter/finatra21.9.0 等(共 56 个), O Q F4 V7 V1 H
client-java-examples(io.kubernetes)https://github.com/kubernetes-client/java8.0.2 等(共 1 个)
# \8 c; x! H* `" y5 m; Areactivesocket-tck-drivers(io.reactivesocket)https://github.com/rsocket/rsocket-java0.6.0 等(共 1 个)
" o [) ^5 }7 W: n) ejest-droid(io.searchbox)https://github.com/searchbox-io/Jest6.3.1 等(共 8 个)
- n7 p# _/ O! w1 e; h; E' lgraphql-dgs-example-java-webflux(com.netflix.graphql.dgs)https://github.com/Netflix/dgs-framework4.9.7 等(共 36 个)7 _* y' e T8 u! n9 c
quill-jdbc-monix_2.11(io.getquill)https://github.com/getquill/quill3.9.0 等(共 62 个)& T- Q o6 F, ]9 [# c
doobie-quill_2.12(org.tpolecat)https://github.com/tpolecat/doobie1.0.0-RC1 等(共 61 个)8 d2 G* N5 j' \& P
http4k(org.http4k)https://github.com/http4k/http4k4.3.4.1 等(共 3 个)
8 Y# O& S- Z! o% D* q# h2 Welasticsearch-hadoop(org.elasticsearch)https://github.com/elastic/elasticsearch-hadoop8.0.0-beta1 等(共 100 个)
( n# _0 I) k+ F# b# }sbt-shading(io.get-coursier)https://github.com/coursier/coursier1.0.0-RC8 等(共 1 个)8 v7 |& Y7 ~, i/ @& h+ f
spark-cassandra-connector-unshaded_2.10(com.datastax.spark)https://github.com/datastax/spark-cassandra-connector2.0.9 等(共 54 个)
, g& i+ r+ ?3 Z% R+ W; iwebdrivermanager(io.github.bonigarcia)https://github.com/bonigarcia/webdrivermanager4.0.0 等(共 15 个)
2 R+ w; D5 H2 n: A4 o' C Ncommon-auth-v3(com.tencent.bk.devops.ci.common)https://github.com/Tencent/bk-ci1.2.0-rc.7-RELEASE 等(共 3 个)
8 U8 p; u; f4 q% y1 G0 |4 k; W, @1 b- Nreactor-netty(io.projectreactor.netty)https://github.com/reactor/reactor-netty1.0.9 等(共 75 个)
; }' R* s4 K2 d& p, r/ devcache-client-sample(com.netflix.evcache)https://github.com/Netflix/EVCache5.18.9 等(共 63 个)
3 S, K, x& [8 Cxtdb-test(com.xtdb)https://github.com/xtdb/xtdb1.20.0 等(共 9 个)+ U' U" ]8 |' |' Y
transport-netty4(com.strapdata.elasticsearch.plugin)https://github.com/strapdata/elassandra6.2.3.31 等(共 14 个)- O" v; f' w# s, f
sbt-metals(org.scalameta)https://github.com/scalameta/metals0.9.9 等(共 17 个)
6 f) v w, x8 @elastic4s-embedded_2.12(com.sksamuel.elastic4s)https://github.com/sksamuel/elastic4s6.7.8 等(共 100 个)
! v6 ~; \8 H, X- i) p8 N. @genie-agent(com.netflix.genie)https://github.com/Netflix/genie4.0.4 等(共 100 个)
- ?8 L8 f( y* _* R" z& t: _spring-kafka(org.springframework.kafka)https://github.com/spring-projects/spring-kafka2.7.9 等(共 79 个)
! d. O" }% H: J8 Vdb-async-common_2.13(com.dripower)https://github.com/mauricio/postgresql-async0.3.109 等(共 19 个)# d& X- m# A+ {
selenide(com.codeborne)https://github.com/selenide/selenide5.25.0-selenium-4.0.0-rc-2 等(共 18 个)
5 w4 R1 T- [5 Y2 V% Scloudfoundry-identity-server(org.cloudfoundry.identity)https://github.com/cloudfoundry/uaa4.30.0 等(共 1 个)3 m( W% g3 E! _3 ]
servo-atlas(com.netflix.servo)https://github.com/Netflix/servo0.13.2 等(共 20 个)
) X0 A- s, {' y/ i8 r2 f% }& ~) Mrxnetty-spectator-tcp(io.reactivex)https://github.com/ReactiveX/RxNetty0.5.3-rc.4 等(共 12 个). D+ m% p# j" b {2 x$ P' E7 z* I
mleap-tensorflow_2.10(ml.combust.mleap)https://github.com/combust/mleap0.9.6 等(共 25 个) t' g: B) m. T/ [
spark-testing-base_2.12(com.holdenkarau)https://github.com/holdenk/spark-testing-base2.4.4_1.1.1 等(共 100 个)
J( C! l' [8 B2 g. C5 {; c5 Dgraphql-kotlin-spring-client(com.expediagroup)https://github.com/ExpediaGroup/graphql-kotlin5.0.0-alpha.0 等(共 20 个)
3 G. i. ?5 @$ Y5 s# ]& S# z) egraphql-spring-boot-test-autoconfigure(com.graphql-java-kickstart)https://github.com/graphql-java-kickstart/graphql-spring-boot8.1.1 等(共 33 个)( w9 Z% g g3 s( T/ p& ?
discord4j-rest(com.discord4j)https://github.com/Discord4J/Discord4J3.2.1 等(共 15 个)2 u: q3 S' o7 x8 l7 y" D+ R
twitter-server-logback-classic_2.13(com.twitter)https://github.com/twitter/twitter-server21.9.0 等(共 54 个)5 m2 Z/ j0 a( O" n9 C
synthea(org.mitre.synthea)https://github.com/synthetichealth/synthea2.7.0 等(共 2 个)
8 \! r$ T3 j; xspring-integration-redis(org.springframework.integration)https://github.com/spring-projects/spring-integration5.5.6 等(共 30 个)5 Z1 @$ a6 s2 B0 y4 ~* W! o
cyclops-reactor-integration(com.oath.cyclops)https://github.com/aol/cyclops10.4.0 等(共 1 个)
4 m! [$ ]) \9 \% fakka-stream-alpakka-geode_2.12(com.lightbend.akka)https://github.com/akka/alpakka1.0-M1 等(共 13 个)
; n2 _3 V3 l$ V& h X3 L* vmantis-client(io.mantisrx)https://github.com/Netflix/mantis1.3.9 等(共 83 个)
2 J0 x2 u1 d& t/ [8 Umybatis-generator-plugin(com.itfsw)https://github.com/itfsw/mybatis-generator-plugin1.2.9 等(共 31 个)6 h7 H/ Y9 i; }
ktorm-support-sqlserver(org.ktorm)https://github.com/kotlin-orm/ktorm3.3.0 等(共 11 个)% a% t% _- g4 M e) t* k
gatk(org.broadinstitute)https://github.com/broadinstitute/gatk4.beta.2 等(共 39 个)
% J, F' J7 e- ~% o( nazure-messaging-servicebus(com.azure)https://github.com/Azure/azure-sdk-for-java7.5.1 等(共 100 个)& m1 k* L9 [8 Q: A9 i. L
mica-metrics(net.dreamlu)https://github.com/lets-mica/mica2.5.7 等(共 7 个)2 C( x& H1 P/ O" D. K
shiro-redis(org.crazycake)https://github.com/alexxiyang/shiro-redis3.3.1 等(共 2 个)
! X0 D* a# \! A, V: w( Wenumeratum-play_2.12(com.beachape)https://github.com/lloydmeta/enumeratum1.5.16 等(共 2 个)5 W) s3 e. x0 G$ |
jdonframework(org.jdon)https://github.com/banq/jdonframework6.6.8 等(共 1 个)! V: f' K. t' E+ t# N
weid-java-sdk(com.webank)https://github.com/WeBankBlockchain/WeIdentity1.8.1 等(共 3 个)
0 x; a. i6 @8 j. `4 Y+ x/ v2 Slog-protocol(io.shulie.pradar)https://github.com/shulieTech/Takin2.0.3 等(共 3 个). @# B5 ^ w! ]8 X! v% z( d* R
micro-boot(com.oath.microservices)https://github.com/aol/micro-server1.2.6 等(共 38 个)
, k$ X7 p$ Z9 c9 ?1 ?* ?sparkling-water-package_2.11(ai.h2o)https://github.com/h2oai/sparkling-water2.4.10 等(共 36 个)
; X* O% K% T1 ?# |5 kscalatest_2.13(au.com.dius.pact.provider)https://github.com/pact-foundation/pact-jvm4.2.4 等(共 5 个)
3 @0 r$ k1 v! D B0 H' o" Lmssql-jdbc(com.microsoft.sqlserver)https://github.com/microsoft/mssql-jdbc8.3.0.jre11-preview 等(共 100 个)' A; E! B( T* _5 h9 h. S
elide-spring-boot-starter(com.yahoo.elide)https://github.com/yahoo/elide6.0.3 等(共 45 个)
/ V& R$ f+ |/ Q# V0 q" J, b8 X* mkafka-connect-elastic5(com.datamountaineer)https://github.com/lensesio/stream-reactor1.2.0 等(共 5 个)
. D7 O4 p6 \, z! y! Z0 I# I2 ekvision-server-spring-boot-jvm(io.kvision)https://github.com/rjaros/kvision5.4.3 等(共 9 个)
& G0 J' e. D' ]3 k- w3 Er2dbc-postgresql(org.postgresql)https://github.com/pgjdbc/r2dbc-postgresql0.9.0.RC1 等(共 8 个)
) A0 t% z" q* H0 f8 v( f/ \play-slick-evolutions_2.13(com.typesafe.play)https://github.com/playframework/play-slick5.0.0-RC3 等(共 29 个)1 o+ }" c, B5 A1 W& G+ c
sbt-bloop-core(ch.epfl.scala)https://github.com/scalacenter/bloop1.4.8-43-c2d941d9 等(共 29 个)
& F; f) h5 u A4 o# y8 Q8 Bjcseg-elasticsearch(org.lionsoul)https://github.com/lionsoul2014/jcseg2.6.2 等(共 7 个)更多受影响组件查询,请点击以下链接查询:https://log4j2.huoxian.cn/ 漏洞排查代码排查:查看 pom.xml 是否引入 org.apache.logging.log4j、org.apache.logging.log4j2 Linux: sudo find / -name "*log4j-*.jar"Windows: *log4j*.jar攻击排查日志排查: 攻击者在利用前通常采用dnslog方式进行扫描、探测,对于常见利用方式可通过应用系统报错日志中的 "javax.naming.CommunicationException" "javax.naming.NamingException: problem generating object using object factory" "Error looking up JNDI resource"关键字进行排查。 流量排查: 攻击者的数据包中可能存在:“${jndi:rmi”、“${jndi:ldap”字样,可根据此类关键字进行排查。 漏洞复现Vulfocus 靶场环境目前 Vulfocus 已经集成 Log4j2 环境,可通过以下链接启动环境测试: http://vulfocus.fofa.so/#/dashboard?image_id=3b8f15eb-7bd9-49b2-a69e-541f89c4216c 也可通过 docker pull vulfocus/log4j2-rce-2021-12-09:latest 拉取本地环境运行,本地启动命令:docker run -d -P vulfocus/log4j2-rce-2021-12-09:latest 修复建议1、禁止使用 log4j 服务器外连,升级 idk 11.0.1 8u191 7u201 6u211 或更高版本。 2、升级至 log4j-2.15.0-rc2: 下载地址:https://github.com/apache/logging-log4j2/releases/tag/log4j-2.15.0-rc2 3、紧急缓解措施: (1) 修改 jvm 参数 -Dlog4j2.formatMsgNoLookups=true (2) 修改配置 log4j2.formatMsgNoLookups=True (3) 将系统环境变量 FORMAT_MESSAGES_PATTERN_DISABLE_LOOKUPS 设置 为 true 参考[1] https://github.com/apache/logging-log4j2/releases/tag/log4j-2.15.0-rc1 [2] [LOG4J2-3201] Limit the protocols jNDI can use and restrict LDAP. - ASF JIRA (apache.org) [3] ASF Git Repos - logging-log4j2.git/blob - log4j-core/src/test/java/org/apache/logging/log4j/core/lookup/JndiRestrictedLookupTest.java [4] https://mp.weixin.qq.com/s/wC7mrK1Y4DYz9_yW4fLzbw [5] https://help.aliyun.com/noticelist/articleid/1060971232.html [6] https://mp.weixin.qq.com/s/C4zeXHKHDqPeRuLytO7Fzw ' D: \; R, }1 _
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