Mod_auth_openidc: dos via empty post in mod_auth_openidc with oidcpreservepost enabled
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| unaffected |
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| Red Hat | Red Hat Enterprise Linux 8 | affected |
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| Red Hat | Red Hat Enterprise Linux 8.2 Advanced Update Support | affected |
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| Red Hat | Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | affected |
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| Red Hat | Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | affected |
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| Red Hat | Red Hat Enterprise Linux 8.6 Telecommunications Update Service | affected |
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| Red Hat | Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | affected |
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| Red Hat | Red Hat Enterprise Linux 8.8 Telecommunications Update Service | affected |
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| Red Hat | Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | affected |
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| Red Hat | Red Hat Enterprise Linux 9 | affected |
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| Red Hat | Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | affected |
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| Red Hat | Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | affected |
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| Red Hat | Red Hat Enterprise Linux 9.4 Extended Update Support | affected |
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| Red Hat | Red Hat Enterprise Linux 10 | affected | — | ||||||
| Red Hat | Red Hat Enterprise Linux 7 | unaffected | — |
Configuration 1 [-]
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Configuration 2 [-]
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Configuration 3 [-]
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| Package | CPE | Advisory | Released Date |
|---|---|---|---|
| Red Hat Enterprise Linux 8 | |||
| mod_auth_openidc:2.3-8100020250426100353.489197e6 | cpe:/a:redhat:enterprise_linux:8 | RHSA-2025:4597 | 2025-05-06T00:00:00Z |
| Red Hat Enterprise Linux 8.2 Advanced Update Support | |||
| mod_auth_openidc:2.3-8020020250612174445.4cda2c84 | cpe:/a:redhat:rhel_aus:8.2 | RHSA-2025:10006 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support | |||
| mod_auth_openidc:2.3-8040020250618101351.522a0ee4 | cpe:/a:redhat:rhel_aus:8.4 | RHSA-2025:10004 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support | |||
| mod_auth_openidc:2.3-8060020250617090503.ad008a3a | cpe:/a:redhat:rhel_aus:8.6 | RHSA-2025:10003 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.6 Telecommunications Update Service | |||
| mod_auth_openidc:2.3-8060020250617090503.ad008a3a | cpe:/a:redhat:rhel_tus:8.6 | RHSA-2025:10003 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions | |||
| mod_auth_openidc:2.3-8060020250617090503.ad008a3a | cpe:/a:redhat:rhel_e4s:8.6 | RHSA-2025:10003 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.8 Telecommunications Update Service | |||
| mod_auth_openidc:2.3-8080020250617090716.63b34585 | cpe:/a:redhat:rhel_tus:8.8 | RHSA-2025:10010 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions | |||
| mod_auth_openidc:2.3-8080020250617090716.63b34585 | cpe:/a:redhat:rhel_e4s:8.8 | RHSA-2025:10010 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 9 | |||
| mod_auth_openidc-0:2.4.10-1.el9_6.2 | cpe:/a:redhat:enterprise_linux:9 | RHSA-2025:9396 | 2025-06-23T00:00:00Z |
| Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions | |||
| mod_auth_openidc-0:2.4.9.4-1.el9_0.3 | cpe:/a:redhat:rhel_e4s:9.0 | RHSA-2025:10002 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions | |||
| mod_auth_openidc-0:2.4.9.4-1.el9_2.3 | cpe:/a:redhat:rhel_e4s:9.2 | RHSA-2025:10008 | 2025-07-01T00:00:00Z |
| Red Hat Enterprise Linux 9.4 Extended Update Support | |||
| mod_auth_openidc-0:2.4.9.4-4.el9_4.2 | cpe:/a:redhat:rhel_eus:9.4 | RHSA-2025:10007 | 2025-07-01T00:00:00Z |
No data available yet.
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-4155-1 | libapache2-mod-auth-openidc security update |
Debian DSA |
DSA-5917-1 | libapache2-mod-auth-openidc security update |
EUVD |
EUVD-2025-13653 | A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: 1.6% (1.604% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat rhel Els
|
|
| CPEs | cpe:/o:redhat:enterprise_linux:7 |
cpe:/a:redhat:enterprise_linux:10 cpe:/o:redhat:rhel_els:7 |
| Vendors & Products |
Redhat rhel Els
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | ||
| Vendors & Products |
Redhat rhivos
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat rhivos
|
|
| CPEs | cpe:/o:redhat:rhivos:1 | |
| Vendors & Products |
Redhat rhivos
|
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
epss
|
epss
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:rhel_aus:8.2 cpe:/a:redhat:rhel_aus:8.4 cpe:/a:redhat:rhel_aus:8.6 cpe:/a:redhat:rhel_e4s:8.6 cpe:/a:redhat:rhel_e4s:8.8 cpe:/a:redhat:rhel_e4s:9.0 cpe:/a:redhat:rhel_e4s:9.2 cpe:/a:redhat:rhel_eus:9.4 cpe:/a:redhat:rhel_tus:8.6 cpe:/a:redhat:rhel_tus:8.8 |
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Redhat rhel Aus
Redhat rhel E4s Redhat rhel Eus Redhat rhel Tus |
|
| CPEs | cpe:/a:redhat:rhel_aus:8.2::appstream cpe:/a:redhat:rhel_aus:8.4::appstream cpe:/a:redhat:rhel_aus:8.6::appstream cpe:/a:redhat:rhel_e4s:8.6::appstream cpe:/a:redhat:rhel_e4s:8.8::appstream cpe:/a:redhat:rhel_e4s:9.0::appstream cpe:/a:redhat:rhel_e4s:9.2::appstream cpe:/a:redhat:rhel_eus:9.4::appstream cpe:/a:redhat:rhel_tus:8.6::appstream cpe:/a:redhat:rhel_tus:8.8::appstream |
|
| Vendors & Products |
Redhat rhel Aus
Redhat rhel E4s Redhat rhel Eus Redhat rhel Tus |
|
| References |
|
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:enterprise_linux:9 |
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:enterprise_linux:9::appstream | |
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
threat_severity
|
threat_severity
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/o:redhat:enterprise_linux:10 | |
| Metrics |
cvssV3_1
|
cvssV3_1
|
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Apache
Apache http Server Debian Debian debian Linux |
|
| Weaknesses | NVD-CWE-noinfo | |
| CPEs | cpe:2.3:a:apache:http_server:-:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:-:*:*:* cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* |
|
| Vendors & Products |
Apache
Apache http Server Debian Debian debian Linux |
| Type | Values Removed | Values Added |
|---|---|---|
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:enterprise_linux:8 |
| Type | Values Removed | Values Added |
|---|---|---|
| CPEs | cpe:/a:redhat:enterprise_linux:8::appstream | |
| References |
|
| Type | Values Removed | Values Added |
|---|---|---|
| References |
| |
| Metrics |
threat_severity
|
threat_severity
|
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | A flaw was found in the mod_auth_openidc module for Apache httpd. This flaw allows a remote, unauthenticated attacker to trigger a denial of service by sending an empty POST request when the OIDCPreservePost directive is enabled. The server crashes consistently, affecting availability. | |
| Title | Mod_auth_openidc: dos via empty post in mod_auth_openidc with oidcpreservepost enabled | |
| First Time appeared |
Redhat
Redhat enterprise Linux |
|
| Weaknesses | CWE-248 | |
| CPEs | cpe:/o:redhat:enterprise_linux:7 cpe:/o:redhat:enterprise_linux:8 cpe:/o:redhat:enterprise_linux:9 |
|
| Vendors & Products |
Redhat
Redhat enterprise Linux |
|
| References |
| |
| Metrics |
cvssV3_1
|