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NTAP-20230316-0007 — March 2023 Apache HTTP Server Vulnerabilities in NetApp Products

Published 2023-03-16 · Updated 2023-09-19 · Status: Final · Exploitation: Public · Severity: CRITICAL 9.8 · ONTAP affected: Yes

Official advisory: NTAP-20230316-0007 on security.netapp.com ↗. Affected versions, fixed releases, and workarounds live there — this page is a summary.

Product family: ONTAP | ONTAP-relevant | highest CVSS: 9.8

CVEs in this advisory

CVE-2023-25690 — CRITICAL · CVSS 9.8 · site index
CVE-2023-27522 — HIGH · CVSS 7.5 · site index

What the CVE records say

CVE-2023-25690 — Some mod_proxy configurations on Apache HTTP Server versions 2.4.0 through 2.4.55 allow a HTTP Request Smuggling attack. Configurations are affected when mod_proxy is enabled along with some form of RewriteRule or ProxyPassMatch in which a non-specific pattern matches some portion of the user-supplied request-target (URL) data and is then re-inserted into the proxied request-target using variable substitution. For example, something like: RewriteEngine on RewriteRule "^/here/(.*)" "http://example.com:8080/elsewhere?$1"; [P] ProxyPassReverse /here/ http://example.com:8080/ Request splitting/smuggling could result in bypass of access controls in the proxy server, proxying unintended URLs to existing origin servers, and cache poisoning. Users are recommended to update to at least version 2.4.56 of Apache HTTP Server.

CVE-2023-27522 — HTTP Response Smuggling vulnerability in Apache HTTP Server via mod_proxy_uwsgi. This issue affects Apache HTTP Server: from 2.4.30 through 2.4.55. Special characters in the origin response header can truncate/split the response forwarded to the client.

Impact

Successful exploitation of these vulnerabilities could lead to disclosure of sensitive information, addition or modification of data, or Denial of Service (DoS).

Affected products

ONTAP 9 (formerly Clustered Data ONTAP)

Official fixes

ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗
ONTAP 9 (formerly Clustered Data ONTAP) — vendor fix ↗

References

https://httpd.apache.org/security/vulnerabilities_24.html ↗

What to do

Check the affected products listed above against the official advisory's affected-versions table — that is where the exact ONTAP 9 release, ONTAP tool, or management product versions are named.
If affected and a fixed release exists, plan the upgrade — see the ONTAP upgrade runbook.
If exploitation is listed as "active", treat remediation as urgent and review exposure (management LIFs, ONTAP S3, SnapMirror endpoints).
Harden in parallel: security hardening baseline and ransomware protection on ONTAP.