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CVE-2016-5745

26
FAUCET Score

CVE-2016-5745 is a critical vulnerability affecting F5 BIG-IP LTM systems across multiple 11.x and 12.x versions, allowing remote attackers to modify or extract system configuration files through NAT64-related vectors. With a CVSS v3 score of 9.8, this vulnerability is easily exploitable over the network without authentication, leading to complete compromise of confidentiality, integrity, and availability. While the EPSS score is low and there is no known exploit intelligence (Metasploit, Nuclei, ExploitDB) or community discussion, the high CVSS score and FAUCET Risk Score of 84/100 indicate a significant potential risk. Organizations using affected F5 BIG-IP LTM systems should apply the specified hotfixes to mitigate this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
11.0.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.0.0:*:*:*:*:*:*:*
11.1.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.1.0:*:*:*:*:*:*:*
11.2.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.2.0:*:*:*:*:*:*:*
11.2.1CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.2.1:*:*:*:*:*:*:*
11.3.0CPE matchmatch criteria
cpe:2.3:a:f5:big-ip_local_traffic_manager:11.3.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
4.76%
Probability of exploitation in next 30 days
EPSS Percentile
91.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0476 is in the 85th percentile among its peer group of 36,835 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

support.f5.com / kb/en-us/solutions/public/k/64/sol64743453.html
Vendor Advisory
securityfocus.com / bid/94240
securitytracker.com / id/1036927
Third Party AdvisoryVDB Entry