Out-of-bounds Read in NetApp Clustered Data Ontap
CVE-2021-21704
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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.018 (77.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.018 · change: -0.001
Affected products
- NetApp Clustered Data Ontap
- PHP
- PHP Group — versions 7.3.x, 7.4.x, 8.0.X
Weakness classification (CWE)
References
- bugs.php.net/bug.php (Exploit, Patch, Issue Tracking, Vendor Advisory)
- bugs.php.net/bug.php (Exploit, Patch, Issue Tracking, Vendor Advisory)
- bugs.php.net/bug.php (Exploit, Patch, Issue Tracking, Vendor Advisory)
- bugs.php.net/bug.php (Exploit, Patch, Issue Tracking, Vendor Advisory)
- security.netapp.com/advisory/ntap-20211029-0006/ (Third Party Advisory)
- security.gentoo.org/glsa/202209-20 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21704?
- CVE-2021-21704 is a medium-severity vulnerability in NetApp Clustered Data Ontap, classified under Out-of-bounds Read. CVSS score: 5.0/10. Published 2021-10-04.
- How severe is CVE-2021-21704?
- Medium severity. CVSS v3 base score is 5.0 out of 10.