What is CVE-2016-2146?

CVE-2016-2146 is a high-severity vulnerability in Uninett Mod Auth Mellon, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-04-15.

How severe is CVE-2016-2146?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Uninett Mod Auth Mellon

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.

Vulnerability class: Buffer Overflow

EPSS: 0.034 (87.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Uninett Mod_auth_mellon
Fedoraproject Fedora — versions 23
N/a — versions n/a

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

secalert@redhat.com (mailing-list, x_refsource_MLIST)
secalert@redhat.com (x_refsource_CONFIRM, Patch)
secalert@redhat.com (vendor-advisory, x_refsource_FEDORA)

Frequently asked questions

What is CVE-2016-2146?: CVE-2016-2146 is a high-severity vulnerability in Uninett Mod Auth Mellon, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2016-04-15.
How severe is CVE-2016-2146?: High severity. CVSS v3 base score is 7.5 out of 10.