Description
Apache HTTP Server 2.4.53 and earlier on Windows may read beyond bounds when configured to process requests with the mod_isapi module.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apache Software Foundation | Apache HTTP Server | Apache HTTP Server – ≤ 2.4.53 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | apache2 | 2.4.54-1.1 | openSUSE-SU-2024:12142-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | apache2 | 2.4.54-r0 | — |
| Alpine v3.23 | apache2 | 2.4.54-r0 | — |
| Alpine v3.22 | apache2 | 2.4.54-r0 | — |
| Alpine v3.21 | apache2 | 2.4.54-r0 | — |
| Alpine v3.20 | apache2 | 2.4.54-r0 | — |
Show 7 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | apache2 | 2.4.54-r0 | — |
| Alpine v3.18 | apache2 | 2.4.54-r0 | — |
| Alpine v3.17 | apache2 | 2.4.54-r0 | — |
| Alpine v3.16 | apache2 | 2.4.54-r0 | — |
| Alpine v3.15 | apache2 | 2.4.54-r0 | — |
| Alpine v3.14 | apache2 | 2.4.54-r0 | — |
| Alpine v3.13 | apache2 | 2.4.54-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | httpd +8 | 2.4.54-3.amzn2023.0.4 | ALAS2023-2023-072 |
| Amazon Linux 2023 | mod_ssl +1 | 1:2.4.54-3.amzn2023.0.4 | ALAS2023-2023-072 |
| Amazon Linux 2 | httpd +7 | 2.4.54-1.amzn2 | ALAS2-2022-1812 |
| Amazon Linux 2 | mod_ssl +1 | 1:2.4.54-1.amzn2 | ALAS2-2022-1812 |
Advisories 6
- WID-SEC-2022-0192 Apache HTTP Server: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 30, 2026
- openSUSE-SU-2024:12142-1 apache2-2.4.54-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ICSA-25-133-01 Hitachi Energy Service Suite CISA ICS & IT advisories · Feb 25, 2025
- WID-SEC-2024-1591 Juniper JUNOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2024
- ALAS2023-2023-072 Important: httpd security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Feb 22, 2023
- ALAS2-2022-1812 Moderate: httpd security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Jul 14, 2022