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| purl | pkg:apache/httpd@2.4.46 |
| Vulnerability | Summary | Fixed by |
|---|---|---|
|
VCID-17hy-4ppt-xyhw
Aliases: CVE-2021-26691 |
Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted SessionHeader sent by an origin server could cause a heap overflow |
Affected by 5 other vulnerabilities. |
|
VCID-66k7-maf9-dfcd
Aliases: CVE-2020-35452 |
Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Digest nonce can cause a stack overflow in mod_auth_digest. There is no report of this overflow being exploitable, nor the Apache HTTP Server team could create one, though some particular compiler and/or compilation option might make it possible, with limited consequences anyway due to the size (a single byte) and the value (zero byte) of the overflow |
Affected by 5 other vulnerabilities. |
|
VCID-91u7-vh6n-v7fm
Aliases: CVE-2020-13938 |
Apache HTTP Server versions 2.4.0 to 2.4.46 Unprivileged local users can stop httpd on Windows |
Affected by 5 other vulnerabilities. |
|
VCID-9ych-ybpr-j3h6
Aliases: CVE-2020-13950 |
Apache HTTP Server versions 2.4.41 to 2.4.46 mod_proxy_http can be made to crash (NULL pointer dereference) with specially crafted requests using both Content-Length and Transfer-Encoding headers, leading to a Denial of Service |
Affected by 5 other vulnerabilities. |
|
VCID-bvkg-nrwd-e7g8
Aliases: CVE-2021-26690 |
Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service |
Affected by 5 other vulnerabilities. |
|
VCID-f2y3-s6j8-7ygr
Aliases: CVE-2019-17567 |
Apache HTTP Server versions 2.4.6 to 2.4.46 mod_proxy_wstunnel configured on an URL that is not necessarily Upgraded by the origin server was tunneling the whole connection regardless, thus allowing for subsequent requests on the same connection to pass through with no HTTP validation, authentication or authorization possibly configured. |
Affected by 5 other vulnerabilities. |
|
VCID-g6xr-qtwz-2yaq
Aliases: CVE-2021-30641 |
Apache HTTP Server versions 2.4.39 to 2.4.46 Unexpected matching behavior with 'MergeSlashes OFF' |
Affected by 5 other vulnerabilities. |
| Vulnerability | Summary | Aliases |
|---|---|---|
| This package is not known to fix vulnerabilities. | ||
| Date | Actor | Action | Vulnerability | Source | VulnerableCode Version |
|---|---|---|---|---|---|
| 2026-04-01T12:36:23.095198+00:00 | Apache HTTPD Importer | Affected by | VCID-g6xr-qtwz-2yaq | https://httpd.apache.org/security/json/CVE-2021-30641.json | 38.0.0 |
| 2026-04-01T12:36:23.076105+00:00 | Apache HTTPD Importer | Affected by | VCID-17hy-4ppt-xyhw | https://httpd.apache.org/security/json/CVE-2021-26691.json | 38.0.0 |
| 2026-04-01T12:36:23.011217+00:00 | Apache HTTPD Importer | Affected by | VCID-bvkg-nrwd-e7g8 | https://httpd.apache.org/security/json/CVE-2021-26690.json | 38.0.0 |
| 2026-04-01T12:36:22.941846+00:00 | Apache HTTPD Importer | Affected by | VCID-66k7-maf9-dfcd | https://httpd.apache.org/security/json/CVE-2020-35452.json | 38.0.0 |
| 2026-04-01T12:36:22.876308+00:00 | Apache HTTPD Importer | Affected by | VCID-9ych-ybpr-j3h6 | https://httpd.apache.org/security/json/CVE-2020-13950.json | 38.0.0 |
| 2026-04-01T12:36:22.858386+00:00 | Apache HTTPD Importer | Affected by | VCID-91u7-vh6n-v7fm | https://httpd.apache.org/security/json/CVE-2020-13938.json | 38.0.0 |
| 2026-04-01T12:36:22.525199+00:00 | Apache HTTPD Importer | Affected by | VCID-f2y3-s6j8-7ygr | https://httpd.apache.org/security/json/CVE-2019-17567.json | 38.0.0 |