F5-K000140222: Race Condition
First published: Mon Jul 01 2024(Updated: )
A security regressionwas discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| F5 BIG-IP Next (LTM) | >=20.1.0<=20.2.1 | |
| F5 BIG-IP Next Central Manager | >=20.1.0<=20.2.1 | |
| F5 BIG-IP Next | >=1.7.0<=1.9.2 | |
| F5 BIG-IP Next | >=1.1.0<=1.3.1 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of F5-K000140222?
The severity of F5-K000140222 is considered moderate due to the potential impact of a race condition in the OpenSSH server.
How do I fix F5-K000140222?
To fix F5-K000140222, upgrade your affected F5 products to the latest versions as specified in the advisory.
What products are affected by F5-K000140222?
F5-K000140222 affects F5 BIG-IP Next, F5 BIG-IP Next Central Manager, F5 BIG-IP Next SPK, and F5 BIG-IP Next CNF within specified version ranges.
How can an attacker exploit F5-K000140222?
An attacker can exploit F5-K000140222 by failing to authenticate within the set time period, leading to a race condition in the sshd process.
Is there a workaround for F5-K000140222?
Currently, the recommended action for F5-K000140222 is to apply the available patch rather than relying on workarounds.
- agent/severity
- agent/weakness
- agent/references
- agent/last-modified-date
- agent/type
- agent/first-publish-date
- agent/description
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/f5-advisory
- source/F5
- alias/CVE-2024-6387
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- vendor/f5
- canonical/f5 big-ip next (ltm)
- version/f5 big-ip next (ltm)/20.1.0
- version/f5 big-ip next (ltm)/20.2.1
- canonical/f5 big-ip next central manager
- version/f5 big-ip next central manager/20.1.0
- version/f5 big-ip next central manager/20.2.1
- canonical/f5 big-ip next
- version/f5 big-ip next/1.7.0
- version/f5 big-ip next/1.9.2
- version/f5 big-ip next/1.1.0
- version/f5 big-ip next/1.3.1