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CVE-2017-5645

Good to know:

Date: April 17, 2017

In Apache Log4j 2.x before 2.8.2, when using the TCP socket server or UDP socket server to receive serialized log events from another application, a specially crafted binary payload can be sent that, when deserialized, can execute arbitrary code.

Language: Java

Severity Score

9.8

Related Resources (128)

Url: http://www.securitytracker.com/id/1041294

Url: https://www.oracle.com/security-alerts/cpuapr2020.html

Url: https://lists.apache.org/thread.html/r3d666e4e8905157f3c046d31398b04f2bfd4519e31f266de108c6919%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rc1eaed7f7d774d5d02f66e49baced31e04827a1293d61a70bd003ca7%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r23369fd603eb6d62d3b883a0a28d12052dcbd1d6d531137124cd7f83%40%3Cgithub.beam.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpuoct2020.html

Url: http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html

Url: https://lists.apache.org/thread.html/479471e6debd608c837b9815b76eab24676657d4444fcfd5ef96d6e6@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r61590890edcc64140e0c606954b29a063c3d08a2b41d447256d51a78%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rd5dbeee4808c0f2b9b51479b50de3cc6adb1072c332a200d9107f13e%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/r0831e2e52a390758ce39a6193f82c11c295175adce6e6307de28c287%40%3Cissues.beam.apache.org%3E

Url: https://security.netapp.com/advisory/ntap-20180726-0002

Url: https://lists.apache.org/thread.html/rf1bbc0ea4a9f014cf94df9a12a6477d24a27f52741dbc87f2fd52ff2%40%3Cissues.geode.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpuoct2021.html

Url: https://lists.apache.org/thread.html/r18f1c010b554a3a2d761e8ffffd8674fd4747bcbcf16c643d708318c@%3Cissues.activemq.apache.org%3E

Url: https://security.netapp.com/advisory/ntap-20181107-0002

Url: https://access.redhat.com/errata/RHSA-2019:1545

Url: https://lists.apache.org/thread.html/44491fb9cc19acc901f7cff34acb7376619f15638439416e3e14761c@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/ra38785cfc0e7f17f8e24bebf775dd032c033fadcaea29e5bc9fffc60@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/rf1bbc0ea4a9f014cf94df9a12a6477d24a27f52741dbc87f2fd52ff2@%3Cissues.geode.apache.org%3E

Url: https://nvd.nist.gov/vuln/detail/CVE-2017-5645

Url: https://lists.apache.org/thread.html/8ab32b4c9f1826f20add7c40be08909de9f58a89dc1de9c09953f5ac%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/ra9a682bc0a8dff1c5cefdef31c7c25f096d9121207cf2d74e2fc563d%40%3Ccommits.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E

Url: https://lists.apache.org/thread.html/rb1b29aee737e1c37fe1d48528cb0febac4f5deed51f5412e6fdfe2bf%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/eea03d504b36e8f870e8321d908e1def1addda16adda04327fe7c125%40%3Cdev.logging.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpujan2020.html

Url: https://access.redhat.com/security/cve/CVE-2017-5645

Url: https://lists.apache.org/thread.html/rbfa7a0742be4981a3f9356a23d0e1a5f2e1eabde32a1a3d8e41420f8@%3Cgithub.beam.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://lists.apache.org/thread.html/r7bcdc710857725c311b856c0b82cee6207178af5dcde1bd43d289826@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rf2567488cfc9212b42e34c6393cfa1c14e30e4838b98dda84d71041f%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/8ab32b4c9f1826f20add7c40be08909de9f58a89dc1de9c09953f5ac@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/277b4b5c2b0e06a825ccec565fa65bd671f35a4d58e3e2ec5d0618e1%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/rdec0d8ac1f03e6905b0de2df1d5fcdb98b94556e4f6cccf7519fdb26%40%3Cdev.tika.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:3244

Url: https://lists.apache.org/thread.html/r681b4432d0605f327b68b9f8a42662993e699d04614de4851c35ffd1%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r2ff63f210842a3c5e42f03a35d8f3a345134d073c80a04077341c211%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/44491fb9cc19acc901f7cff34acb7376619f15638439416e3e14761c%40%3Cdev.tika.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:3400

Url: https://www.oracle.com/security-alerts/cpujan2022.html

Url: https://lists.apache.org/thread.html/rbfa7a0742be4981a3f9356a23d0e1a5f2e1eabde32a1a3d8e41420f8%40%3Cgithub.beam.apache.org%3E

Url: https://lists.apache.org/thread.html/rdec0d8ac1f03e6905b0de2df1d5fcdb98b94556e4f6cccf7519fdb26@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/0dcca05274d20ef2d72584edcf8c917bbb13dbbd7eb35cae909d02e9@%3Cdev.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/raedd12dc24412b3780432bf202a2618a21a727788543e5337a458ead%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/0dcca05274d20ef2d72584edcf8c917bbb13dbbd7eb35cae909d02e9%40%3Cdev.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/6114ce566200d76e3cc45c521a62c2c5a4eac15738248f58a99f622c%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/84cc4266238e057b95eb95dfd8b29d46a2592e7672c12c92f68b2917%40%3Cannounce.apache.org%3E

Url: https://lists.apache.org/thread.html/rca24a281000fb681d7e26e5c031a21eb4b0593a7735f781b53dae4e2%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/raedd12dc24412b3780432bf202a2618a21a727788543e5337a458ead@%3Cissues.activemq.apache.org%3E

Url: http://www.securityfocus.com/bid/97702

Url: https://lists.apache.org/thread.html/r9d5c1b558a15d374bd5abd2d3ae3ca7e50e796a0efdcf91e9c5b4cdd@%3Cgithub.beam.apache.org%3E

Url: https://lists.apache.org/thread.html/r681b4432d0605f327b68b9f8a42662993e699d04614de4851c35ffd1@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r746fbc3fc13aee292ae6851f7a5080f592fa3a67b983c6887cdb1fc5@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/ra38785cfc0e7f17f8e24bebf775dd032c033fadcaea29e5bc9fffc60%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/re8c21ed9dd218c217d242ffa90778428e446b082b5e1c29f567e8374@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/ra9a682bc0a8dff1c5cefdef31c7c25f096d9121207cf2d74e2fc563d@%3Ccommits.logging.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2423

Url: https://access.redhat.com/errata/RHSA-2017:2810

Url: https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0@%3Cissues.bookkeeper.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2811

Url: https://lists.apache.org/thread.html/r7bcdc710857725c311b856c0b82cee6207178af5dcde1bd43d289826%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/r94b5aae09c4bcff5d06cf641be17b00bd83ba7e10cad737bf16a1b8f%40%3Cgithub.beam.apache.org%3E

Url: https://security.netapp.com/advisory/ntap-20180726-0002/

Url: https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html

Url: https://lists.apache.org/thread.html/rcbb79023a7c8494cb389cd3d95420fa9e0d531ece0b780b8c1f99422@%3Ccommits.doris.apache.org%3E

Url: https://lists.apache.org/thread.html/r3a85514a518f3080ab1fc2652cfe122c2ccf67cfb32356acb1b08fe8@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r2ce8d26154bea939536e6cf27ed02d3192bf5c5d04df885a80fe89b3@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rd5dbeee4808c0f2b9b51479b50de3cc6adb1072c332a200d9107f13e@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rb1b29aee737e1c37fe1d48528cb0febac4f5deed51f5412e6fdfe2bf@%3Cissues.activemq.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2889

Url: https://lists.apache.org/thread.html/277b4b5c2b0e06a825ccec565fa65bd671f35a4d58e3e2ec5d0618e1@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/r4b25538be50126194cc646836c718b1a4d8f71bd9c912af5b59134ad%40%3Cdev.tika.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2888

Url: http://www.openwall.com/lists/oss-security/2019/12/19/2

Url: https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html

Url: http://www.securitytracker.com/id/1040200

Url: https://lists.apache.org/thread.html/r23369fd603eb6d62d3b883a0a28d12052dcbd1d6d531137124cd7f83@%3Cgithub.beam.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpujul2020.html

Url: https://access.redhat.com/errata/RHSA-2017:2809

Url: https://access.redhat.com/errata/RHSA-2017:2808

Url: http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html

Url: https://lists.apache.org/thread.html/r94b5aae09c4bcff5d06cf641be17b00bd83ba7e10cad737bf16a1b8f@%3Cgithub.beam.apache.org%3E

Url: https://lists.apache.org/thread.html/rc1eaed7f7d774d5d02f66e49baced31e04827a1293d61a70bd003ca7@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/rdbd579dc223f06af826d7de340218ee2f80d8b43fa7e4decb2a63f44@%3Cgithub.beam.apache.org%3E

Url: https://www.oracle.com/technetwork/security-advisory/cpujan2019-5072801.html

Url: https://lists.apache.org/thread.html/r61590890edcc64140e0c606954b29a063c3d08a2b41d447256d51a78@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/eea03d504b36e8f870e8321d908e1def1addda16adda04327fe7c125@%3Cdev.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/r9d5c1b558a15d374bd5abd2d3ae3ca7e50e796a0efdcf91e9c5b4cdd%40%3Cgithub.beam.apache.org%3E

Url: https://lists.apache.org/thread.html/e8fb7d76a244ee997ba4b217d6171227f7c2521af8c7c5b16cba27bc@%3Cdev.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/r2ce8d26154bea939536e6cf27ed02d3192bf5c5d04df885a80fe89b3%40%3Cissues.activemq.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2633

Url: https://access.redhat.com/errata/RHSA-2017:2636

Url: https://lists.apache.org/thread.html/rdbd579dc223f06af826d7de340218ee2f80d8b43fa7e4decb2a63f44%40%3Cgithub.beam.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:2635

Url: https://access.redhat.com/errata/RHSA-2017:2638

Url: https://access.redhat.com/errata/RHSA-2017:2637

Url: https://issues.apache.org/jira/browse/LOG4J2-1863

Url: https://lists.apache.org/thread.html/r0831e2e52a390758ce39a6193f82c11c295175adce6e6307de28c287@%3Cissues.beam.apache.org%3E

Url: https://lists.apache.org/thread.html/r4b25538be50126194cc646836c718b1a4d8f71bd9c912af5b59134ad@%3Cdev.tika.apache.org%3E

Url: https://github.com/apache/logging-log4j2

Url: https://lists.apache.org/thread.html/r3a85514a518f3080ab1fc2652cfe122c2ccf67cfb32356acb1b08fe8%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/6114ce566200d76e3cc45c521a62c2c5a4eac15738248f58a99f622c@%3Cissues.activemq.apache.org%3E

Url: http://www.oracle.com/technetwork/security-advisory/cpujan2018-3236628.html

Url: https://lists.apache.org/thread.html/r3784834e80df2f284577a5596340fb84346c91a2dea6a073e65e3397%40%3Cissues.activemq.apache.org%3E

Url: https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html

Url: https://lists.apache.org/thread.html/479471e6debd608c837b9815b76eab24676657d4444fcfd5ef96d6e6%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/re8c21ed9dd218c217d242ffa90778428e446b082b5e1c29f567e8374%40%3Cissues.activemq.apache.org%3E

Url: https://www.oracle.com/security-alerts/cpujan2021.html

Url: https://access.redhat.com/errata/RHSA-2017:1417

Url: https://lists.apache.org/thread.html/r3784834e80df2f284577a5596340fb84346c91a2dea6a073e65e3397@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe@%3Ccommits.druid.apache.org%3E

Url: https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E

Url: http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html

Url: https://lists.apache.org/thread.html/rca24a281000fb681d7e26e5c031a21eb4b0593a7735f781b53dae4e2@%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/84cc4266238e057b95eb95dfd8b29d46a2592e7672c12c92f68b2917@%3Cannounce.apache.org%3E

Url: https://lists.apache.org/thread.html/r2ff63f210842a3c5e42f03a35d8f3a345134d073c80a04077341c211@%3Cissues.activemq.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:3399

Url: https://lists.apache.org/thread.html/e8fb7d76a244ee997ba4b217d6171227f7c2521af8c7c5b16cba27bc%40%3Cdev.logging.apache.org%3E

Url: https://lists.apache.org/thread.html/r746fbc3fc13aee292ae6851f7a5080f592fa3a67b983c6887cdb1fc5%40%3Cdev.tika.apache.org%3E

Url: https://lists.apache.org/thread.html/rcbb79023a7c8494cb389cd3d95420fa9e0d531ece0b780b8c1f99422%40%3Ccommits.doris.apache.org%3E

Url: https://access.redhat.com/errata/RHSA-2017:1802

Url: https://access.redhat.com/errata/RHSA-2017:1801

Url: https://security.netapp.com/advisory/ntap-20181107-0002/

Url: https://lists.apache.org/thread.html/r3d666e4e8905157f3c046d31398b04f2bfd4519e31f266de108c6919@%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/r18f1c010b554a3a2d761e8ffffd8674fd4747bcbcf16c643d708318c%40%3Cissues.activemq.apache.org%3E

Url: https://lists.apache.org/thread.html/rf2567488cfc9212b42e34c6393cfa1c14e30e4838b98dda84d71041f@%3Cdev.tika.apache.org%3E

Url: https://www.mend.io/vulnerability-database/CVE-2017-5645

Severity Score

9.8

Weakness Type (CWE)

Deserialization of Untrusted Data

CWE-502

Top Fix

Upgrade Version

Upgrade to version org.apache.logging.log4j:log4j-core:2.8.2

CVSS v3.1

Base Score:	9.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	HIGH

CVSS v2

Base Score:	7.5
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	PARTIAL
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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