CVE-2016-2146
The am_read_post_data function in mod_auth_mellon before 0.11.1 does not limit the amount of data...
CVE-2016-2146 is a high vulnerability (CVSS 7.5) in Fedoraproject Fedora, published April 15, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 3.40%, the 89th percentile. Fixed in libapache2-mod-auth-mellon 0.12.0-1.
- Severity
- 7.5 HighCVSS 3.0, NVD
- Exploit chance
- 3.40%EPSS, 89th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
0.12.0-1libapache2-mod-auth-mellon +2 more
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
libapache2-mod-auth-mellonDebian:12 | before 0.12.0-1 | 0.12.0-1 |
libapache2-mod-auth-mellonDebian:13 | before 0.12.0-1 | 0.12.0-1 |
libapache2-mod-auth-mellonDebian:14 | before 0.12.0-1 | 0.12.0-1 |
What each source reports
NVD Score used
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.
- Record
CVE-2016-2146- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE ListNo score
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.
- Record
CVE-2016-2146- Updated
- 2026-11-02
EUVDEUVD-2016-3247No score
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.
- Record
EUVD-2016-3247- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-cm8g-34xp-fvpw
The am_read_post_data function in mod_auth_mellon before 0.11.1 does not limit the amount of data...
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.
- Record
GHSA-cm8g-34xp-fvpw- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
OSV
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.
- Record
CVE-2016-2146- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2016-2146
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.
- Record
DEBIAN-CVE-2016-2146- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2016-2146
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.
- Record
UBUNTU-CVE-2016-2146- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
sympa.uninett.no/lists/uninett.no/arc/modmellon/2016-03/msg00000.html
github.com/UNINETT/mod_auth_mellon/pull/71
lists.fedoraproject.org/pipermail/package-announce/2016-March/179085.html
nvd.nist.gov/vuln/detail/CVE-2016-2146
security-tracker.debian.org/tracker/CVE-2016-2146
ubuntu.com/security/CVE-2016-2146
bugzilla.redhat.com/show_bug.cgi?id=1315747
cve.org/CVERecord?id=CVE-2016-2146