CVE-2015-8240

Summary

CVE	CVE-2015-8240
State	PUBLISHED
Assigner	mitre
Source Priority	CVE Program / NVD first with legacy fallback
Published	2016-04-11 14:59:00 UTC
Updated	2026-05-06 22:30:45 UTC
Description	The Traffic Management Microkernel (TMM) in F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and BIG-IP PEM before 11.4.1 HF10, 11.5.x before 11.5.4, and 11.6.x before 11.6.0 HF6 and BIG-IP PSM before 11.4.1 HF10 does not properly handle TCP options, which allows remote attackers to cause a denial of service via unspecified vectors, related to the tm.minpathmtu database variable.

Risk And Classification

Primary CVSS: v3.0 7.5 HIGH from [email protected]

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

Problem Types: CWE-19 | n/a

Version	Source	Type	Score	Severity	Vector
3.0	[email protected]	Primary	7.5	HIGH	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`
2.0	[email protected]	Primary	5		`AV:N/AC:L/Au:N/C:N/I:N/A:P`

CVSS v3.0 Breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

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

CVSS v2.0 Breakdown

Access Vector

Network

Access Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

AV:N/AC:L/Au:N/C:N/I:N/A:P

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	F5	Big-ip Access Policy Manager	11.4.1	All	All	All
Application	F5	Big-ip Access Policy Manager	11.5.3	All	All	All
Application	F5	Big-ip Access Policy Manager	11.6.0	All	All	All
Application	F5	Big-ip Advanced Firewall Manager	11.4.1	All	All	All
Application	F5	Big-ip Advanced Firewall Manager	11.5.3	All	All	All
Application	F5	Big-ip Advanced Firewall Manager	11.6.0	All	All	All
Application	F5	Big-ip Analytics	11.4.1	All	All	All
Application	F5	Big-ip Analytics	11.5.3	All	All	All
Application	F5	Big-ip Analytics	11.6.0	All	All	All
Application	F5	Big-ip Application Acceleration Manager	11.4.1	All	All	All
Application	F5	Big-ip Application Acceleration Manager	11.5.3	All	All	All
Application	F5	Big-ip Application Acceleration Manager	11.6.0	All	All	All
Application	F5	Big-ip Application Security Manager	11.4.1	All	All	All
Application	F5	Big-ip Application Security Manager	11.5.3	All	All	All
Application	F5	Big-ip Application Security Manager	11.6.0	All	All	All
Application	F5	Big-ip Global Traffic Manager	11.4.1	All	All	All
Application	F5	Big-ip Global Traffic Manager	11.5.3	All	All	All
Application	F5	Big-ip Global Traffic Manager	11.6.0	All	All	All
Application	F5	Big-ip Link Controller	11.4.1	All	All	All
Application	F5	Big-ip Link Controller	11.5.3	All	All	All
Application	F5	Big-ip Link Controller	11.6.0	All	All	All
Application	F5	Big-ip Local Traffic Manager	11.4.1	All	All	All
Application	F5	Big-ip Local Traffic Manager	11.5.3	All	All	All
Application	F5	Big-ip Local Traffic Manager	11.6.0	All	All	All
Application	F5	Big-ip Policy Enforcement Manager	11.4.1	All	All	All
Application	F5	Big-ip Policy Enforcement Manager	11.5.3	All	All	All
Application	F5	Big-ip Policy Enforcement Manager	11.6.0	All	All	All
Application	F5	Big-ip Protocol Security Module	11.4.1	All	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

References

Reference	Source	Link	Tags
F5 BIG-IP TCP Options Processing Flaw Lets Remote Users Deny Service - SecurityTracker	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com
SOL06223540 - F5 TCP vulnerability CVE-2015-8240	af854a3a-2127-422b-91ae-364da2661108	support.f5.com	Vendor Advisory
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis

No vendor comments have been submitted for this CVE.

There are currently no legacy QID mappings associated with this CVE.