NULL Pointer Dereference Affecting php56-mssql package, versions <0:5.6.39-1.141.amzn1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating

    Threat Intelligence

    EPSS
    2.04% (90th percentile)

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  • Snyk ID SNYK-AMZN201803-PHP56MSSQL-1716496
  • published 27 Sep 2021
  • disclosed 7 Dec 2018

How to fix?

Upgrade Amazon-Linux:2018.03 php56-mssql to version 0:5.6.39-1.141.amzn1 or higher.
This issue was patched in ALAS-2019-1147.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php56-mssql package and not the php56-mssql package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.

ext/imap/php_imap.c in PHP 5.x and 7.x before 7.3.0 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via an empty string in the message argument to the imap_mail function.

CVSS Scores

version 3.1
Expand this section

NVD

7.5 high
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High