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Security Bulletin: GNU C library (glibc) vulnerabilities affect IBM Security Network Active Bypass (CVE-2016-3706, CVE-2016-4429)

Security Bulletin


Summary

GNU C library (glibc) vulnerabilities were found that affect IBM Security Network Active Bypass.

Vulnerability Details

CVEID: CVE-2016-3706
DESCRIPTION:
GNU C Library (glibc or libc6) is vulnerable to a denial of service, caused by a stack-based buffer overflow by the getaddrinfo function within sysdeps/posix/getaddrinfo.c. A remote 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/114123 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

CVEID: CVE-2016-4429
DESCRIPTION:
GNU C Library (glibc or libc6) is vulnerable to a stack-based buffer overflow, caused by improper bounds checking by the clntudp_call function within sunrpc/clnt_udp.c. By sending specially-crafted ICMP and UDP packets, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/114024 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

Affected Products and Versions

IBM Security 1G Network Active Bypass firmware version 1.X firmware levels 1.0.849 through 3.30.5-21
IBM Security 10G Network Active Bypass firmware versions 1.x firmware levels 1.0.1876 through 3.30.5-21

Remediation/Fixes

Product

VRMFRemediation/First Fix
IBM Security Proventia Network Active Bypass1.X Proventia 1G NAB Update 21 (fw 3.30.7-23)
IBM Security Proventia Network Active Bypass1.XProventia 10G NAB Update 18 (fw 3.30.7-23)


For IBM Security Proventia Network Active Bypass products at following firmware versions:
  • IBM Security 1G Network Active Bypass firmware version 1.X firmware levels 1.0.849 through 3.30.4-12, 3.30.5-21
  • IBM Security 10G Network Active Bypass firmware versions 1.X firmware levels 1.0.1876 through 3.30.5-21

IBM recommends upgrading to 3.30.7-23, the supported firmware release of the product.

Workarounds and Mitigations

None

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References

Off

Change History

Original publish date: Dec 28, 2016

*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.

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Document Information

Modified date:
16 June 2018

UID

swg21996174