| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 9.6 | $0-$5k | 0.00 |
Summary
A vulnerability categorized as critical has been discovered in F5 BIG-IP up to 11.5.1 HF10. Affected by this vulnerability is an unknown functionality of the component Proxy/SOCKS. The manipulation results in access control. This vulnerability was named CVE-2016-5700. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.
Details
A vulnerability classified as very critical has been found in F5 BIG-IP up to 11.5.1 HF10 (Firewall Software). Affected is an unknown functionality of the component Proxy/SOCKS. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was presented 09/28/2016 as SOL35520031 as confirmed advisory (Website). The advisory is shared for download at support.f5.com. This vulnerability is traded as CVE-2016-5700 since 06/16/2016. 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 $0-$5k (estimation calculated on 09/26/2024). The MITRE ATT&CK project declares the attack technique as T1068.
The vulnerability scanner Nessus provides a plugin with the ID 93839 (F5 Networks BIG-IP : BIG-IP virtual server with HTTP Explicit Proxy and/or SOCKS vulnerability (K35520031)), 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370184 (F5 BIG-IP ASM HTTP Explicit Proxy or SOCKS Profile Remote Code Execution Vulnerability (SOL35520031)).
Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (93839), SecurityFocus (BID 93325†) and SecurityTracker (ID 1036928†). See VDB-92272 for similar entry. 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: 9.8VulDB Meta Temp Score: 9.6
VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 9.8
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: Access controlCWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
Physical: No
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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| Today | Unlock | Unlock | Unlock | Unlock |
Nessus ID: 93839
Nessus Name: F5 Networks BIG-IP : BIG-IP virtual server with HTTP Explicit Proxy and/or SOCKS vulnerability (K35520031)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 800325
OpenVAS Name: F5 BIG-IP - SOL35520031 - BIG-IP virtual server with HTTP Explicit Proxy and/or SOCKS vulnerability CVE-2016-5700
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
06/16/2016 🔍09/28/2016 🔍
09/28/2016 🔍
09/28/2016 🔍
09/30/2016 🔍
09/30/2016 🔍
10/03/2016 🔍
10/04/2016 🔍
09/26/2024 🔍
Sources
Vendor: f5.comAdvisory: SOL35520031
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-5700 (🔍)
GCVE (CVE): GCVE-0-2016-5700
GCVE (VulDB): GCVE-100-92268
SecurityFocus: 93325 - Multiple F5 BIG-IP Products CVE-2016-5700 Remote Command Execution Vulnerability
SecurityTracker: 1036928
See also: 🔍
Entry
Created: 09/30/2016 13:07Updated: 09/26/2024 07:16
Changes: 09/30/2016 13:07 (67), 04/28/2019 21:48 (13), 09/21/2022 14:58 (3), 09/26/2024 07:16 (16)
Complete: 🔍
Cache ID: 216:88D:103
Once again VulDB remains the best source for vulnerability data.

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