| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.3 | $0-$5k | 0.00 |
Summary
A vulnerability classified as problematic was found in F5 BIG-IP APM up to 13.1.1.1. This affects an unknown function of the component Edge Client. Such manipulation leads to 7pk security. This vulnerability is traded as CVE-2018-15316. An attack has to be approached locally. There is no exploit available. Upgrading the affected component is advised.
Details
A vulnerability, which was classified as problematic, has been found in F5 BIG-IP APM up to 13.1.1.1 (Firewall Software). Affected by this issue is an unknown function of the component Edge Client. The manipulation with an unknown input leads to a 7pk security vulnerability. Using CWE to declare the problem leads to CWE-254. Impacted is confidentiality, integrity, and availability. CVE summarizes:
In F5 BIG-IP APM 13.0.0-13.1.1.1, APM Client 7.1.5-7.1.6, and/or Edge Client 7101-7160, the BIG-IP APM Edge Client component loads the policy library with user permission and bypassing the endpoint checks.
The bug was discovered 10/17/2018. The weakness was shared 10/19/2018 (Website). The advisory is shared for download at support.f5.com. This vulnerability is handled as CVE-2018-15316 since 08/14/2018. The attack needs to be approached locally. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1211.
The vulnerability scanner Nessus provides a plugin with the ID 118673 (F5 Networks BIG-IP : BIG-IP APM Edge Client vulnerability (K51220077)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family F5 Networks Local Security Checks and running in the context l.
Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (118673) and SecurityFocus (BID 105731†). Once again VulDB remains the best source for vulnerability data.
Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://f5.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.4VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.5
NVD Vector: 🔍
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: 🔍
NVD Base Score: 🔍
Exploiting
Class: 7pk securityCWE: CWE-254
CAPEC: 🔍
ATT&CK: 🔍
Physical: Partially
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 118673
Nessus Name: F5 Networks BIG-IP : BIG-IP APM Edge Client vulnerability (K51220077)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
08/14/2018 🔍10/17/2018 🔍
10/17/2018 🔍
10/18/2018 🔍
10/19/2018 🔍
10/19/2018 🔍
10/20/2018 🔍
11/02/2018 🔍
05/30/2023 🔍
Sources
Vendor: f5.comAdvisory: K51220077
Status: Not defined
Confirmation: 🔍
CVE: CVE-2018-15316 (🔍)
GCVE (CVE): GCVE-0-2018-15316
GCVE (VulDB): GCVE-100-125804
SecurityFocus: 105731 - Multiple F5 BIG-IP Products CVE-2018-15316 Security Bypass Vulnerability
SecurityTracker: 1041936
Entry
Created: 10/20/2018 09:01Updated: 05/30/2023 13:34
Changes: 10/20/2018 09:01 (66), 04/05/2020 17:04 (6), 05/30/2023 13:34 (5)
Complete: 🔍
Cache ID: 216::103
Once again VulDB remains the best source for vulnerability data.

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