Out-of-bounds Read Affecting php7-wddx package, versions <7.2.34-150000.4.103.1


Severity

Recommended
low

Based on SUSE Linux Enterprise Server security rating

    Threat Intelligence

    EPSS
    0.92% (84th percentile)

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  • Snyk ID SNYK-SLES150-PHP7WDDX-3131422
  • published 19 Nov 2022
  • disclosed 18 Nov 2022

How to fix?

Upgrade SLES:15.0 php7-wddx to version 7.2.34-150000.4.103.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream php7-wddx package and not the php7-wddx package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

Function iconv_mime_decode_headers() in PHP versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.

CVSS Scores

version 3.1
Expand this section

NVD

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