Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by vulnerabilities in PHP (CVE-2019-6978, CVE-2019-6977)

Security Bulletin

Summary

The following vulnerabilities in PHP have been addressed by IBM Flex System Chassis Management Module (CMM).

Vulnerability Details

CVEID: CVE-2019-6978
DESCRIPTION: The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/156216 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)

CVEID: CVE-2019-6977
DESCRIPTION: gdImageColorMatch in gd_color_match.c in the GD Graphics Library (aka LibGD) 2.2.5, as used in the imagecolormatch function in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1, has a heap-based buffer overflow. This can be exploited by an attacker who is able to trigger imagecolormatch calls with crafted image data.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/156217 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Affected Products and Versions

Affected Product(s)	Version(s)
IBM Flex System Chassis Management Module (CMM)	2PET

Remediation/Fixes

Firmware fix versions are available on Fix Central: http://www.ibm.com/support/fixcentral/

Fixed Product(s)	Version(s)
IBM Flex System Chassis Management Module (CMM) (ibm_fw_cmm_2pet18c-2.5.16c_anyos_noarch)	2pet18c-2.5.16c

Workarounds and Mitigations

None

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References

Complete CVSS v3 Guide
On-line Calculator v3

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Acknowledgement

Change History

30 Oct 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

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Tips

Security Bulletin: IBM Flex System Chassis Management Module (CMM) is affected by vulnerabilities in PHP (CVE-2019-6978, CVE-2019-6977)