CVE-2023-42795: Apache Tomcat: Failure during request clean-up leads to sensitive data leaking to subsequent requests
First published: Tue Oct 10 2023(Updated: )
Apache Tomcat could allow a remote attacker to obtain sensitive information, caused by an incomplete Cleanup vulnerability when recycling various internal objects. By skipping some parts of the recycling process, an attacker could exploit this vulnerability to obtain sensitive information leaking from the current request/response to the next.
Credit: security@apache.org security@apache.org security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/tomcat10 | 10.1.6-1+deb12u1 10.1.16-1 | |
| debian/tomcat9 | <=9.0.31-1~deb10u6<=9.0.43-2~deb11u6 | 9.0.31-1~deb10u10 9.0.43-2~deb11u9 9.0.70-2 |
| redhat/tomcat | <11.0.0 | 11.0.0 |
| redhat/tomcat | <10.1.14 | 10.1.14 |
| redhat/tomcat | <9.0.81 | 9.0.81 |
| redhat/tomcat | <8.5.94 | 8.5.94 |
| maven/org.apache.tomcat:tomcat-coyote | >=10.1.0-M1<10.1.14 | 10.1.14 |
| maven/org.apache.tomcat:tomcat-coyote | >=11.0.0-M1<11.0.0-M12 | 11.0.0-M12 |
| maven/org.apache.tomcat.embed:tomcat-embed-core | >=8.5.0<8.5.94 | 8.5.94 |
| maven/org.apache.tomcat.embed:tomcat-embed-core | >=9.0.0-M1<9.0.81 | 9.0.81 |
| maven/org.apache.tomcat.embed:tomcat-embed-core | >=10.1.0-M1<10.1.14 | 10.1.14 |
| maven/org.apache.tomcat.embed:tomcat-embed-core | >=11.0.0-M1<11.0.0-M12 | 11.0.0-M12 |
| maven/org.apache.tomcat:tomcat | >=8.5.0<8.5.94 | 8.5.94 |
| maven/org.apache.tomcat:tomcat | >=9.0.0-M1<9.0.81 | 9.0.81 |
| F5 BIG-IP and BIG-IQ Centralized Management | >=17.1.0<=17.1.2 | |
| F5 BIG-IP and BIG-IQ Centralized Management | >=16.1.0<=16.1.5 | |
| F5 BIG-IP and BIG-IQ Centralized Management | >=15.1.0<=15.1.10 | |
| F5 Traffix Systems Signaling Delivery Controller | =5.2.0=5.1.0 | |
| IBM Engineering Requirements Management DOORS Web Access | <=9.7.2.7 | |
| IBM Rational DOORS Web Access | <=9.7.2.7 | |
| Tomcat | >=8.5.0<8.5.94 | |
| Tomcat | >=9.0.1<9.0.81 | |
| Tomcat | >=10.1.1<10.1.14 | |
| Tomcat | =9.0.0-milestone1 | |
| Tomcat | =9.0.0-milestone10 | |
| Tomcat | =9.0.0-milestone11 | |
| Tomcat | =9.0.0-milestone12 | |
| Tomcat | =9.0.0-milestone13 | |
| Tomcat | =9.0.0-milestone14 | |
| Tomcat | =9.0.0-milestone15 | |
| Tomcat | =9.0.0-milestone16 | |
| Tomcat | =9.0.0-milestone17 | |
| Tomcat | =9.0.0-milestone18 | |
| Tomcat | =9.0.0-milestone19 | |
| Tomcat | =9.0.0-milestone2 | |
| Tomcat | =9.0.0-milestone20 | |
| Tomcat | =9.0.0-milestone21 | |
| Tomcat | =9.0.0-milestone22 | |
| Tomcat | =9.0.0-milestone23 | |
| Tomcat | =9.0.0-milestone24 | |
| Tomcat | =9.0.0-milestone25 | |
| Tomcat | =9.0.0-milestone26 | |
| Tomcat | =9.0.0-milestone27 | |
| Tomcat | =9.0.0-milestone3 | |
| Tomcat | =9.0.0-milestone4 | |
| Tomcat | =9.0.0-milestone5 | |
| Tomcat | =9.0.0-milestone6 | |
| Tomcat | =9.0.0-milestone7 | |
| Tomcat | =9.0.0-milestone8 | |
| Tomcat | =9.0.0-milestone9 | |
| Tomcat | =10.1.0-milestone1 | |
| Tomcat | =10.1.0-milestone10 | |
| Tomcat | =10.1.0-milestone11 | |
| Tomcat | =10.1.0-milestone12 | |
| Tomcat | =10.1.0-milestone13 | |
| Tomcat | =10.1.0-milestone14 | |
| Tomcat | =10.1.0-milestone15 | |
| Tomcat | =10.1.0-milestone16 | |
| Tomcat | =10.1.0-milestone17 | |
| Tomcat | =10.1.0-milestone18 | |
| Tomcat | =10.1.0-milestone19 | |
| Tomcat | =10.1.0-milestone2 | |
| Tomcat | =10.1.0-milestone20 | |
| Tomcat | =10.1.0-milestone3 | |
| Tomcat | =10.1.0-milestone4 | |
| Tomcat | =10.1.0-milestone5 | |
| Tomcat | =10.1.0-milestone6 | |
| Tomcat | =10.1.0-milestone7 | |
| Tomcat | =10.1.0-milestone8 | |
| Tomcat | =10.1.0-milestone9 | |
| Tomcat | =11.0.0-milestone1 | |
| Tomcat | =11.0.0-milestone10 | |
| Tomcat | =11.0.0-milestone11 | |
| Tomcat | =11.0.0-milestone2 | |
| Tomcat | =11.0.0-milestone3 | |
| Tomcat | =11.0.0-milestone4 | |
| Tomcat | =11.0.0-milestone5 | |
| Tomcat | =11.0.0-milestone6 | |
| Tomcat | =11.0.0-milestone7 | |
| Tomcat | =11.0.0-milestone8 | |
| Tomcat | =11.0.0-milestone9 | |
| Debian Linux | =10.0 | |
| Debian Linux | =11.0 | |
| Debian Linux | =12.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://www.openwall.com/lists/oss-security/2023/10/10/9
- https://lists.apache.org/thread/065jfyo583490r9j2v73nhpyxdob56lw
- https://lists.debian.org/debian-lts-announce/2023/10/msg00020.html
- https://www.debian.org/security/2023/dsa-5521
- https://www.debian.org/security/2023/dsa-5522
- https://www.openwall.com/lists/oss-security/2023/10/10/9
- https://security-tracker.debian.org/tracker/CVE-2023-42795
- https://exchange.xforce.ibmcloud.com/vulnerabilities/268201
- https://www.ibm.com/support/pages/node/7124058 (Advisory)
- https://nvd.nist.gov/vuln/detail/CVE-2023-42795
- https://github.com/apache/tomcat/commit/30f8063d7a9b4c43ae4722f5e382a76af1d7a6bf
- https://github.com/apache/tomcat/commit/44d05d75d696ca10ce251e4e370511e38f20ae75
- https://github.com/apache/tomcat/commit/9375d67106f8df9eb9d7b360b2bef052fe67d3d4
- https://github.com/apache/tomcat/commit/d6db22e411307c97ddf78315c15d5889356eca38
- https://security.netapp.com/advisory/ntap-20231103-0007
- https://github.com/advisories/GHSA-g8pj-r55q-5c2v (Advisory)
- https://security.netapp.com/advisory/ntap-20231103-0007/
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2245768
- https://access.redhat.com/errata/RHSA-2023:6207
- https://access.redhat.com/errata/RHSA-2023:6206
- https://access.redhat.com/errata/RHSA-2023:7247
- https://access.redhat.com/errata/RHSA-2024:0125
- https://access.redhat.com/errata/RHSA-2024:0474
- https://bugzilla.redhat.com/show_bug.cgi?id=2243752
- https://my.f5.com/manage/s/article/K000138178
Frequently Asked Questions
What is CVE-2023-42795?
CVE-2023-42795 is an incomplete cleanup vulnerability in Apache Tomcat that could lead to sensitive data leakage to subsequent requests.
Which versions of Apache Tomcat are affected by CVE-2023-42795?
Apache Tomcat versions 11.0.0-M1 through 11.0.0-M11, 10.1.0-M1 through 10.1.13, 9.0.0-M1 through 9.0.80, and 8.5.0 through 8.5.93 are affected by CVE-2023-42795.
How can I fix CVE-2023-42795?
To fix CVE-2023-42795, you should update Apache Tomcat to version 8.5.94, 9.0.81, 10.1.14, or 11.0.0-M12.
What is the severity of CVE-2023-42795?
The severity of CVE-2023-42795 is not provided.
Where can I find more information about CVE-2023-42795?
You can find more information about CVE-2023-42795 in the following references: [1] [2] [3].
- collector/oss-sec
- alias/CVE-2023-42795
- collector/security-tracker-debian
- agent/type
- agent/first-publish-date
- agent/author
- agent/weakness
- agent/title
- collector/redhat-bugzilla
- source/Red Hat
- agent/software-canonical-lookup
- collector/mitre-cve
- source/MITRE
- agent/references
- agent/severity
- agent/trending
- agent/source
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-g8pj-r55q-5c2v
- agent/last-modified-date
- agent/description
- agent/event
- collector/f5-advisory
- source/F5
- agent/software-canonical-lookup-request
- collector/ibm-support
- source/IBM
- collector/github-advisory
- collector/nvd-api
- source/NVD
- collector/nvd-cve
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- package-manager/debian
- package-manager/redhat
- package-manager/maven
- vendor/f5
- canonical/f5 big-ip and big-iq centralized management
- version/f5 big-ip and big-iq centralized management/17.1.0
- version/f5 big-ip and big-iq centralized management/17.1.2
- version/f5 big-ip and big-iq centralized management/16.1.0
- version/f5 big-ip and big-iq centralized management/16.1.5
- version/f5 big-ip and big-iq centralized management/15.1.0
- version/f5 big-ip and big-iq centralized management/15.1.10
- canonical/f5 traffix systems signaling delivery controller
- version/f5 traffix systems signaling delivery controller/5.2.0
- version/f5 traffix systems signaling delivery controller/5.1.0
- vendor/ibm
- canonical/ibm engineering requirements management doors web access
- version/ibm engineering requirements management doors web access/9.7.2.7
- canonical/ibm rational doors web access
- version/ibm rational doors web access/9.7.2.7
- vendor/apache
- canonical/tomcat
- version/tomcat/8.5.0
- version/tomcat/9.0.1
- version/tomcat/10.1.1
- version/tomcat/9.0.0-milestone1
- version/tomcat/9.0.0-milestone10
- version/tomcat/9.0.0-milestone11
- version/tomcat/9.0.0-milestone12
- version/tomcat/9.0.0-milestone13
- version/tomcat/9.0.0-milestone14
- version/tomcat/9.0.0-milestone15
- version/tomcat/9.0.0-milestone16
- version/tomcat/9.0.0-milestone17
- version/tomcat/9.0.0-milestone18
- version/tomcat/9.0.0-milestone19
- version/tomcat/9.0.0-milestone2
- version/tomcat/9.0.0-milestone20
- version/tomcat/9.0.0-milestone21
- version/tomcat/9.0.0-milestone22
- version/tomcat/9.0.0-milestone23
- version/tomcat/9.0.0-milestone24
- version/tomcat/9.0.0-milestone25
- version/tomcat/9.0.0-milestone26
- version/tomcat/9.0.0-milestone27
- version/tomcat/9.0.0-milestone3
- version/tomcat/9.0.0-milestone4
- version/tomcat/9.0.0-milestone5
- version/tomcat/9.0.0-milestone6
- version/tomcat/9.0.0-milestone7
- version/tomcat/9.0.0-milestone8
- version/tomcat/9.0.0-milestone9
- version/tomcat/10.1.0-milestone1
- version/tomcat/10.1.0-milestone10
- version/tomcat/10.1.0-milestone11
- version/tomcat/10.1.0-milestone12
- version/tomcat/10.1.0-milestone13
- version/tomcat/10.1.0-milestone14
- version/tomcat/10.1.0-milestone15
- version/tomcat/10.1.0-milestone16
- version/tomcat/10.1.0-milestone17
- version/tomcat/10.1.0-milestone18
- version/tomcat/10.1.0-milestone19
- version/tomcat/10.1.0-milestone2
- version/tomcat/10.1.0-milestone20
- version/tomcat/10.1.0-milestone3
- version/tomcat/10.1.0-milestone4
- version/tomcat/10.1.0-milestone5
- version/tomcat/10.1.0-milestone6
- version/tomcat/10.1.0-milestone7
- version/tomcat/10.1.0-milestone8
- version/tomcat/10.1.0-milestone9
- version/tomcat/11.0.0-milestone1
- version/tomcat/11.0.0-milestone10
- version/tomcat/11.0.0-milestone11
- version/tomcat/11.0.0-milestone2
- version/tomcat/11.0.0-milestone3
- version/tomcat/11.0.0-milestone4
- version/tomcat/11.0.0-milestone5
- version/tomcat/11.0.0-milestone6
- version/tomcat/11.0.0-milestone7
- version/tomcat/11.0.0-milestone8
- version/tomcat/11.0.0-milestone9
- vendor/debian
- canonical/debian linux
- version/debian linux/10.0
- version/debian linux/11.0
- version/debian linux/12.0