CVE-2021-21704
Multiple vulnerabilities in Firebird client extension
MEDIUM 5.0
At a glance
- Source
- NVD
- EPSS
- EPSS 1.80 % · percentile 78 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- php
- NVD status
- Modified
Description
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.
Weaknesses (CWE)
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | MEDIUM 5.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L | php |
| CVSS 3.1 | MEDIUM 5.0 | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L | NVD · security@php.net (Secondary) |
| CVSS 3.1 | MEDIUM 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2021-8876
- GCVE · GCVE-0-2021-21704
CERT-FR advisories
- CERTFR-2023-AVI-0537 — Multiples vulnérabilités dans les produits Juniper · cert.ssi.gouv.fr
- CERTFR-2021-AVI-571 — Multiples vulnérabilités dans Tenable · cert.ssi.gouv.fr
- CERTFR-2021-AVI-501 — Multiples vulnérabilités dans PHP · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 7.3.0 < 7.3.29cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 7.4.0 < 7.4.21cpe:2.3:a:php:php:*:*:*:*:*:*:*:*≥ 8.0.0 < 8.0.8cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
Affected products
| Product | Versions |
|---|---|
| PHP Group · PHP | affected 7.3.x < 7.3.29 ; affected 7.4.x < 7.4.21 ; affected 8.0.X < 8.0.8 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |