CVE-2023-38363: IBM CICS TX information disclosure

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-11-13 · updated 2026-06-17

Description

IBM CICS TX Advanced 10.1 does not set the secure attribute on authorization tokens or session cookies. Attackers may be able to get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to. The cookie will be sent to the insecure link and the attacker can then obtain the cookie value by snooping the traffic. IBM X-Force ID: 260818.

Affected products

IBM CICS TX Advanced: 10.1

References

https://exchange.xforce.ibmcloud.com/vulnerabilities/260818
https://www.ibm.com/support/pages/node/7067987
https://exchange.xforce.ibmcloud.com/vulnerabilities/260818
https://www.ibm.com/support/pages/node/7067987

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