F5 BIG-IP up to 13.1.5.0/14.1.5.1/15.1.6/16.1.3.1/17.0.0.0 iRule memory leak
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.3 | $0-$5k | 0.00 |
A vulnerability was found in F5 BIG-IP up to 13.1.5.0/14.1.5.1/15.1.6/16.1.3.1/17.0.0.0 (Firewall Software). It has been classified as critical. Affected is some unknown processing of the component iRule Handler. The manipulation with an unknown input leads to a memory leak vulnerability. CWE is classifying the issue as CWE-401. The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory. This is going to have an impact on availability. CVE summarizes:
In BIG-IP versions 17.0.x before 17.0.0.1, 16.1.x before 16.1.3.2, 15.1.x before 15.1.7, 14.1.x before 14.1.5.2, and 13.1.x before 13.1.5.1, when a sideband iRule is configured on a virtual server, undisclosed traffic can cause an increase in memory resource utilization.
The weakness was disclosed 10/20/2022 as K43024307. The advisory is shared for download at support.f5.com. This vulnerability is traded as CVE-2022-41624 since 09/30/2022. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.
Upgrading to version 13.1.5.1, 14.1.5.2, 15.1.7, 16.1.3.2 or 17.0.0.1 eliminates this vulnerability.
Product
Type
Vendor
Name
Version
- 13.1.0
- 13.1.1
- 13.1.2
- 13.1.3
- 13.1.4
- 13.1.5
- 14.1.5.0
- 14.1.5.1
- 15.1.0
- 15.1.1
- 15.1.2
- 15.1.3
- 15.1.4
- 15.1.5
- 15.1.6
- 16.1.3.0
- 16.1.3.1
- 17.0.0
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: 7.5VulDB Meta Temp Score: 7.3
VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍
CNA Base Score: 7.5
CNA Vector (F5 Networks): 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Memory leakCWE: CWE-401 / 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 |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: BIG-IP 13.1.5.1/14.1.5.2/15.1.7/16.1.3.2/17.0.0.1
Timeline
09/30/2022 🔍10/20/2022 🔍
10/20/2022 🔍
10/20/2022 🔍
Sources
Vendor: f5.comAdvisory: K43024307
Status: Confirmed
CVE: CVE-2022-41624 (🔍)
Entry
Created: 10/20/2022 08:24Changes: 10/20/2022 08:24 (52)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.