Security Bulletin: IBM Observability with Instana is affected by Multiple Security Vulnerabilities

Summary

Multiple vulnerabilities were remediated in IBM Observability with Instana build 265

Vulnerability Details

CVEID:CVE-2023-34062
**DESCRIPTION:**VMware Tanzu Reactor Netty could allow a remote attacker to traverse directories on the system, caused by improper validation of user request. An attacker could send a specially crafted URL request containing “dot dot” sequences (/…/) to view arbitrary files on the system.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/271850 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-34054
**DESCRIPTION:**VMware Tanzu Reactor Netty is vulnerable to a denial of service, caused by a flaw when built-in integration with Micrometer is enabled. By sending specially crafted HTTP requests, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/272536 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2023-4586
**DESCRIPTION:**Hot Rod client is vulnerable to a man-in-the-middle attack, caused by the failure to enable hostname validation when using TLS. An attacker could exploit this vulnerability to launch a man-in-the-middle attack and gain access to the communication channel between endpoints to obtain sensitive information or further compromise the system.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/267113 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)

CVEID:CVE-2023-34055
**DESCRIPTION:**VMware Tanzu Spring Boot is vulnerable to a denial of service, caused by a flaw when application uses Spring MVC or Spring WebFlux or org.springframework.boot:spring-boot-actuator is on the classpath. By sending specially crafted HTTP requests, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/272537 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID:CVE-2024-20918
**DESCRIPTION:**An unspecified vulnerability in Java SE related to the VM component could allow a remote attacker to cause high confidentiality impact and high integrity impact.
CVSS Base score: 7.4
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/279718 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N)

CVEID:CVE-2023-34053
**DESCRIPTION:**VMware Tanzu Spring Framework is vulnerable to a denial of service, caused by a flaw when the application uses Spring MVC or Spring WebFlux, io.micrometer:micrometer-core is on the classpath, or an ObservationRegistry is configured. By sending specially crafted HTTP requests, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/272535 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

**IBM X-Force ID:**256137
**DESCRIPTION:**FasterXML Jackson Core is vulnerable to a denial of service, caused by improper input validation by the StreamReadConstraints value field. By sending a specially-crafted request, a remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/256137 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing these vulnerabilities now by updating IBM Observability with Instana (Self-hosted on Docker) to the latest release as described here:

<https://www.ibm.com/docs/en/instana-observability/current&gt;

Workarounds and Mitigations

None