IBM Security Access Manager Appliance up to 9.0.5.0 Session session fixiation

Summaryinfo

A vulnerability was found in IBM Security Access Manager Appliance 9.0.1.0/9.0.2.0/9.0.3.0/9.0.4.0/9.0.5.0. It has been classified as problematic. Affected is an unknown function of the component Session Handler. This manipulation causes session fixiation. This vulnerability is handled as CVE-2018-1804. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in IBM Security Access Manager Appliance 9.0.1.0/9.0.2.0/9.0.3.0/9.0.4.0/9.0.5.0 (Network Authentication Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component Session Handler. The manipulation with an unknown input leads to a session fixiation vulnerability. The CWE definition for the vulnerability is CWE-384. Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

IBM Security Access Manager Appliance 9.0.1.0, 9.0.2.0, 9.0.3.0, 9.0.4.0, and 9.0.5.0 does not set the secure attribute on authorization tokens or session cookies. This could allow an attacker to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 149703.

The bug was discovered 12/11/2018. The weakness was released 12/13/2018 (Website). It is possible to read the advisory at exchange.xforce.ibmcloud.com. This vulnerability is known as CVE-2018-1804 since 12/13/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 06/19/2023). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at VDB-127950, VDB-127942, VDB-127949 and VDB-127952. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Network Authentication Software

Vendor

• IBM

Name

• Security Access Manager Appliance

Version

• 9.0.1.0
• 9.0.2.0
• 9.0.3.0
• 9.0.4.0
• 9.0.5.0

License

• commercial

Website

• Vendor: https://www.ibm.com/

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Be aware that VulDB is the high quality source for vulnerability data.

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