7.8

CVE-2016-9249: f5 networks f5 big-ip ltm, aam, afm, analytics, apm, asm, dns, link controller, pem, websafe Improper Input Validation

CVSS: 7.8v2.0HighModified
Published 31-01-2017Last modified 06-08-2024
Open JSON

Vulnerability summary

CVE-2016-9249 is a high (CVSS 7.8) Improper Input Validation vulnerability in f5 networks f5 big-ip ltm, aam, afm, analytics, apm, asm, dns, link controller, pem, websafe. EPSS estimates a 2.01% chance of exploitation in the next 30 days, higher than 80.6% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
2.01%
0%100%
Low · +0.22 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 31-01-2017
    PublishedVulnerability first disclosed.
  2. 06-08-2024
    Last modifiedVulnerability information updated.

Description

An undisclosed traffic pattern received by a BIG-IP Virtual Server with TCP Fast Open enabled may cause the Traffic Management Microkernel (TMM) to restart, resulting in a Denial-of-Service (DoS).

CVSS metrics

2 scores · 1 source · 2 versions

EPSS trend

Probability

2.01%

Chance of exploitation in the next 30 days

Percentile

81%

Versus all other CVEs

30-day change

+0.22 pp

From 1.80% on 21-09-2026

21-09-202621-10-2026
EPSS score
2.01%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

F510 products
F5 networks1 product

2 vendors · 11 products

References

3 links