Security Bulletin: Multiple security vulnerabilities were fixed in IBM Security Access Manager Appliance (CVE-2019-3861, CVE-019-3858)

Security Bulletin

Summary

Multiple vulnerabilities were fixed in the libssh2 component used by the IBM Security Access Manager Appliance.

Vulnerability Details

CVEID: CVE-2019-3861
DESCRIPTION: An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/158345 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L)

CVEID: CVE-2019-3858
DESCRIPTION: An out of bounds read flaw was discovered in libssh2 before 1.8.1 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
CVSS Base score: 5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/158342 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L)

Affected Products and Versions

Affected Product(s)	Version(s)
ISAM	9.0

Remediation/Fixes

Affected Products	Affected Releases	APAR	Fix Availability
IBM Security Access Manager Appliance	9.0.7	IJ21679	9.0.7-ISS-ISAM-FP0001

Workarounds and Mitigations

None

Get Notified about Future Security Bulletins

Subscribe to My Notifications to be notified of important product support alerts like this.

References

Complete CVSS v3 Guide
On-line Calculator v3

Off

Change History

19 Dec 2019: Initial Publication

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

Review the IBM security bulletin disclaimer and definitions regarding your responsibilities for assessing potential impact of security vulnerabilities to your environment.

Document Location

Worldwide

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSQRZH","label":"IBM Security Access Manager Appliance"},"Component":"None","Platform":[{"code":"PF004","label":"Appliance"}],"Version":"9.0","Edition":"None","Line of Business":{"code":"LOB24","label":"Security Software"}}]

Tips

Security Bulletin: Multiple security vulnerabilities were fixed in IBM Security Access Manager Appliance (CVE-2019-3861, CVE-019-3858)