Security Bulletin: IBM Security Verify Information Queue uses a Google gRPC framework with multiple vulnerabilities (CVE-2017-7860, CVE-2017-7861, CVE-2017-9431)

Security Bulletin

Summary

The connect image in IBM Security Verify Information Queue (ISIQ) v10.0.2 uses an older version of the Google RPC (gRPC) framework that is vulnerable to denial of service and buffer overflow attacks. ISIQ v10.0.3 upgraded its connect image to include a newer gRPC level that remediates the vulnerabilities. (CVE-2017-7860, CVE-2017-7861, CVE-2017-9431)

Vulnerability Details

CVEID: CVE-2017-7860
DESCRIPTION: Google gRPC is vulnerable to a denial of service, caused by a heap-based buffer overflow in parse_unix function in core/ext/client_channel/parse_address.c. An attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/124650 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-7861
DESCRIPTION: Google gRPC is vulnerable to a denial of service, caused by an out-of-bounds write in gpr_free function in core/lib/support/alloc.c. An attacker could exploit this vulnerability to cause the application to crash.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/124651 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2017-9431
DESCRIPTION: Google gRPC is vulnerable to a heap-based buffer overflow, caused by an out-of-bounds write in core/lib/iomgr/error.c. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base score: 9.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/127196 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Security Verify Information Queue	10.0.2

Remediation/Fixes

IBM encourages customers to update their systems promptly.

Download and install the latest ISIQ images, tagged at 10.0.3 or greater, from the ISIQ Starter Kit page at https://www.ibm.com/support/pages/ibm-security-information-queue-starter-kit

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

John Zuccato, Rodney Ryan, Chris Shepherd, Nathan Roane, Vince Dragnea, Troy Fisher, Gabor Minyo, Geoffrey Owden, and Ben Goodspeed from the IBM Security Ethical Hacking Team.

Change History

11 Jul 2022: 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

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Tips

Security Bulletin: IBM Security Verify Information Queue uses a Google gRPC framework with multiple vulnerabilities (CVE-2017-7860, CVE-2017-7861, CVE-2017-9431)