F5 BIG-IP up to 11.6.3.2/12.1.3.7/13.1.1.1 MPTCP resource consumption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
4.8 | $0-$5k | 0.00 |
A vulnerability classified as problematic has been found in F5 BIG-IP up to 11.6.3.2/12.1.3.7/13.1.1.1 (Firewall Software). Affected is an unknown code block of the component MPTCP. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:
On BIG-IP 11.5.1-11.6.3.2, 12.1.3.4-12.1.3.7, 13.0.0 HF1-13.1.1.1, and 14.0.0-14.0.0.2, Multi-Path TCP (MPTCP) does not protect against multiple zero length DATA_FINs in the reassembly queue, which can lead to an infinite loop in some circumstances.
The bug was discovered 02/26/2019. The weakness was published 02/26/2019. This vulnerability is traded as CVE-2019-6594 since 01/22/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 07/19/2023). The MITRE ATT&CK project declares the attack technique as T1499.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Similar entries are available at 131219 and 131218.
Product
Type
Vendor
Name
Version
- 11.6.3.0
- 11.6.3.1
- 11.6.3.2
- 12.1.3.0
- 12.1.3.1
- 12.1.3.2
- 12.1.3.3
- 12.1.3.4
- 12.1.3.5
- 12.1.3.6
- 12.1.3.7
- 13.1.1.0
- 13.1.1.1
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.8VulDB Meta Temp Score: 4.8
VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.9
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Resource consumptionCWE: CWE-400 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
01/22/2019 🔍02/26/2019 🔍
02/26/2019 🔍
02/26/2019 🔍
07/19/2023 🔍
Sources
Vendor: f5.comStatus: Not defined
Confirmation: 🔍
CVE: CVE-2019-6594 (🔍)
See also: 🔍
Entry
Created: 02/26/2019 19:26Updated: 07/19/2023 18:39
Changes: 02/26/2019 19:26 (53), 05/13/2020 06:52 (3), 07/19/2023 18:39 (3)
Complete: 🔍
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