F5 BIG-IP/BIG-IP Next/BIG-IP Next SPK/BIG-IP Next CNF ZebOS BGP denial of service

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in F5 BIG-IP, BIG-IP Next, BIG-IP Next SPK and BIG-IP Next CNF. The impacted element is an unknown function of the component ZebOS BGP. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2023-45886. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in F5 BIG-IP, BIG-IP Next, BIG-IP Next SPK and BIG-IP Next CNF (Firewall Software). It has been declared as problematic. This vulnerability affects an unknown function of the component ZebOS BGP. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was published 10/25/2023 as K000137315. The advisory is available at my.f5.com. This vulnerability was named CVE-2023-45886 since 10/15/2023. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/12/2026). This vulnerability is assigned to T1499 by the MITRE ATT&CK project.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-50149). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • F5 BIG-IP/BIG-IP Next/BIG-IP Next SPK/BIG-IP Next CNF
  • ZebOS up to 7.10.6

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/15/2023 🔍
10/25/2023 +10 days 🔍
10/25/2023 +0 days 🔍
02/12/2026 +841 days 🔍

Sourcesinfo

Vendor: f5.com

Advisory: K000137315
Status: Confirmed

CVE: CVE-2023-45886 (🔍)
GCVE (CVE): GCVE-0-2023-45886
GCVE (VulDB): GCVE-100-243250
EUVD: 🔍

Entryinfo

Created: 10/25/2023 07:12
Updated: 02/12/2026 16:49
Changes: 10/25/2023 07:12 (38), 11/21/2023 07:26 (1), 02/12/2026 16:49 (16)
Complete: 🔍
Cache ID: 216:9DF:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!