Security Bulletin: IBM Instana Observability is affected by multiple vulnerabilities within Instana Agent container image

Summary

Multiple vulnerabilities were remediated in IBM Observability with Instana within Instana Agent container image build 275.

Vulnerability Details

CVEID:CVE-2023-3978
**DESCRIPTION:**Golang html package is vulnerable to cross-site scripting, caused by improper validation of user-supplied input. A remote attacker could exploit this vulnerability using a specially crafted URL to execute script in a victim’s Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim’s cookie-based authentication credentials.
CVSS Base score: 6.1
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/262415 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)

CVEID:CVE-2023-39325
**DESCRIPTION:**Golang Go is vulnerable to a denial of service, caused by an uncontrolled resource consumption flaw in the net/http and x/net/http2 packages. By sending specially crafted requests using HTTP/2 client, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268645 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2019-11250
**DESCRIPTION:**Kubernetes could allow a local authenticated attacker to obtain sensitive information, caused by storing credentials in the log by the client-go library. By sending a specially crafted command, an attacker could exploit this vulnerability to obtain sensitive information and use this information to launch further attacks against the affected system.
CVSS Base score: 4.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/166710 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2020-8565
**DESCRIPTION:**Kubernetes could allow a local authenticated attacker to obtain sensitive information, caused by a flaw when kube-apiserver is using logLevel >= 9. By gaining access to the log files, an attacker could exploit this vulnerability to obtain the Kubernetes authorization tokens information, and use this information to launch further attacks against the affected system.
CVSS Base score: 4.7
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/189925 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-44487
**DESCRIPTION:**Multiple vendors are vulnerable to a denial of service, caused by a flaw in handling multiplexed streams in the HTTP/2 protocol. By sending numerous HTTP/2 requests and RST_STREAM frames over multiple streams, a remote attacker could exploit this vulnerability to cause a denial of service due to server resource consumption.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/268044 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing these vulnerabilities now by updating IBM Observability with Instana to the latest release as described here:

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

Workarounds and Mitigations

None