Resource Exhaustion Affecting php7-ctype package, versions <7.4.33-150200.3.51.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating

    Threat Intelligence

    EPSS
    0.06% (28th percentile)

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  • Snyk ID SNYK-SLES152-PHP7CTYPE-3330620
  • published 23 Feb 2023
  • disclosed 22 Feb 2023

How to fix?

Upgrade SLES:15.2 php7-ctype to version 7.4.33-150200.3.51.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7-ctype package and not the php7-ctype package as distributed by SLES. See How to fix? for SLES:15.2 relevant fixed versions and status.

In PHP 8.0.X before 8.0.28, 8.1.X before 8.1.16 and 8.2.X before 8.2.3, excessive number of parts in HTTP form upload can cause high resource consumption and excessive number of log entries. This can cause denial of service on the affected server by exhausting CPU resources or disk space.

CVSS Scores

version 3.1
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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
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SUSE

7.5 high
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Red Hat

7.5 high