mod_auth_mellon: Failure to limit amount of POST data submitted by client
Published Apr 15, 2016
7.5
HIGHCVSS 3.0
EPSS 3.40%
Description
The am_read_post_data function in mod_auth_mellon before 0.11.1 does not limit the amount of data read, which allows remote attackers to cause a denial of service (worker process crash, web server deadlock, or memory consumption) via a large amount of POST data.
Affected products
No data.
Configuration 1
- 23
Configuration 2
- ≤ 0.11.0
No data.
Red Hat Enterprise Linux 6
mod_auth_mellon
Will not fix
Red Hat Enterprise Linux 7
mod_auth_mellon
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | mod_auth_mellon | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | mod_auth_mellon | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.40% (0.03397) | 88.44th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.40% (0.03397) | 87.24th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.34% (0.00345) | 54.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.71% (0.00708) | 81.07th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.71% (0.00708) | 79.77th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.71% (0.00708) | 77.34th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.14% (0.01136) | 59.45th | v2 (v2022.01.01) |
| Oct 18, 2022 | 1.14% (0.01136) | 58.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.14% (0.01136) | 56.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.14% (0.01136) | 34.23th | v2 (v2022.01.01) |
References (7)
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179085.html vendor-advisoryx_refsource_FEDORA
- https://access.redhat.com/security/cve/CVE-2016-2146 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1315747 Issue Tracking
- https://github.com/UNINETT/mod_auth_mellon/pull/71 x_refsource_CONFIRMPatch
- https://nvd.nist.gov/vuln/detail/CVE-2016-2146
- https://sympa.uninett.no/lists/uninett.no/arc/modmellon/2016-03/msg00000.html mailing-listx_refsource_MLIST
- https://www.cve.org/CVERecord?id=CVE-2016-2146
| Link | Providers | Tags |
|---|---|---|
| http://lists.fedoraproject.org/pipermail/package-announce/2016-March/179085.html | vendor-advisoryx_refsource_FEDORA | |
| https://access.redhat.com/security/cve/CVE-2016-2146 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1315747 | Issue Tracking | |
| https://github.com/UNINETT/mod_auth_mellon/pull/71 | x_refsource_CONFIRMPatch | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-2146 | ||
| https://sympa.uninett.no/lists/uninett.no/arc/modmellon/2016-03/msg00000.html | mailing-listx_refsource_MLIST | |
| https://www.cve.org/CVERecord?id=CVE-2016-2146 |
Change history (0)
No recorded changes yet.