Sensitive cookie in HTTPS session without 'Secure' attribute in IBM CICS TX Advanced

1) Sensitive Cookie in HTTPS Session Without 'Secure' Attribute

EUVDB-ID: #VU84471

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-38363

CWE-ID: CWE-614 - Sensitive Cookie in HTTPS Session Without 'Secure' Attribute

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to IBM CICS TX Advanced does not set the secure attribute on authorization tokens or session cookies. A remote attacker can get the cookie values by sending a http:// link to a user or by planting this link in a site the user goes to.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM CICS TX Advanced: before 10.1.0.0 ifix22

External links

http://www.ibm.com/support/pages/node/7067987

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.