Security Bulletin
Summary
The vulnerability was found in the Pillow package published as part of the WMLCE container images. This only affects container images since the effected package(s) are not published as part of the WMLCE Conda channel.
Vulnerability Details
CVEID: CVE-2020-5313
DESCRIPTION: Python Pillow is vulnerable to a buffer overflow, caused by improper bounds checking by libImaging/FliDecode.c. By persuading a victim to open a specially-crafted FLI file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/173926 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)
CVEID: CVE-2020-5312
DESCRIPTION: Python Pillow is vulnerable to a buffer overflow, caused by improper bounds checking by libImaging/PcxDecode.c. By persuading a victim to open a specially-crafted PCX file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/173925 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)
CVEID: CVE-2020-5311
DESCRIPTION: Python Pillow is vulnerable to a buffer overflow, caused by improper bounds checking by libImaging/SgiRleDecode.c. By persuading a victim to open a specially-crafted SGI file, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.
CVSS Base score: 7.8
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/173924 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)
CVEID: CVE-2020-5310
DESCRIPTION: Python Pillow is vulnerable to an integer overflow, caused by improper calculation of memory block reallocation by libImaging/TiffDecode.c. By persuading a victim to open a specially-crafted TIFF image, a remote attacker could overflow a buffer and cause the application to crash.
CVSS Base score: 5.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/173923 for the current score.
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
CVEID: CVE-2019-19911
DESCRIPTION: Python Pillow package is vulnerable to a denial of service, caused by an OverflowError or MemoryError in FpxImagePlugin.py. By persuading a victim to open a specially-crafted file, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 3.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/174010 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)
Affected Products and Versions
| Affected Product(s) | Version(s) |
| IBM WML Community Edition | 1.6.2 |
| IBM WML Community Edition | 1.7.0 |
Remediation/Fixes
Workarounds and Mitigations
None
Get Notified about Future Security Bulletins
References
Acknowledgement
Change History
21 Apr 2020: 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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Document Information
Modified date:
19 May 2020
Initial Publish date:
21 April 2020
UID
ibm16211878