CVE-2021-21704 (GCVE-0-2021-21704)

Vulnerability from cvelistv5 – Published: 2021-10-04 04:00 – Updated: 2024-09-17 00:45
VLAI?
Title
Multiple vulnerabilities in Firebird client extension
Summary
In PHP versions 7.3.x below 7.3.29, 7.4.x below 7.4.21 and 8.0.x below 8.0.8, when using Firebird PDO driver extension, a malicious database server could cause crashes in various database functions, such as getAttribute(), execute(), fetch() and others by returning invalid response data that is not parsed correctly by the driver. This can result in crashes, denial of service or potentially memory corruption.
Severity ?
5 (Medium)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L
CWE
  • CWE-125 - Out-of-bounds Read
  • CWE-190 - Integer Overflow or Wraparound
Assigner
php
References
Impacted products
Vendor Product Version
PHP Group PHP Affected: 7.3.x , < 7.3.29 (custom)
Affected: 7.4.x , < 7.4.21 (custom)
Affected: 8.0.X , < 8.0.8 (custom)
Create a notification for this product.
Credits
reported by trichimtrich at gmail dot com
Show details on NVD website
To clipboard 

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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