CVE-2023-27522
Apache HTTP Server: mod_proxy_uwsgi HTTP response splitting
HIGH 7.5
At a glance
- Source
- NVD
- EPSS
- EPSS 2.13 % · percentile 82 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- apache
- NVD status
- Analyzed
Description
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.
Weaknesses (CWE)
- CWE-444 — HTTP Request/Response Smuggling
References
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | CISA-ADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
Advisories
- GHSA-vcph-37mh-fqrh — Apache HTTP Server via mod_proxy_uwsgi HTTP response smuggling
- PYSEC-2026-1058 — Apache HTTP Server via mod_proxy_uwsgi HTTP response smuggling
European references
- ENISA EUVD · EUVD-2023-1108
- GCVE · GCVE-0-2023-27522
CERT-FR advisories
- CERTFR-2024-AVI-0575 — Multiples vulnérabilités dans les produits Juniper Networks · cert.ssi.gouv.fr
- CERTFR-2024-AVI-0119 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0490 — Multiples vulnérabilités dans NetApp ONTAP · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0254 — Multiples vulnérabilités dans Tenable.sc · cert.ssi.gouv.fr
- CERTFR-2023-AVI-0200 — Multiples vulnérabilités dans Apache HTTP Server · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*≥ 2.4.30 < 2.4.56cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*cpe:2.3:a:unbit:uwsgi:*:*:*:*:*:*:*:*< 2.0.22
Affected products
| Product | Versions |
|---|---|
| Apache Software Foundation · Apache HTTP Server | affected 2.4.30 ≤ 2.4.55 |
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 |