| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 4.3 | $0-$5k | 0.00 |
Summary
A vulnerability marked as problematic has been reported in Red Hat AMQ Broker. This affects an unknown function of the component Messages Handler. This manipulation causes resource consumption. This vulnerability is tracked as CVE-2021-4040. No exploit exists. It is recommended to apply a patch to fix this issue.
Details
A vulnerability classified as problematic was found in Red Hat AMQ Broker (the affected version is unknown). Affected by this vulnerability is an unknown code of the component Messages Handler. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. The summary by CVE is:
A flaw was found in AMQ Broker. This issue can cause a partial interruption to the availability of AMQ Broker via an Out of memory (OOM) condition. This flaw allows an attacker to partially disrupt availability to the broker through a sustained attack of maliciously crafted messages. The highest threat from this vulnerability is system availability.
The weakness was disclosed 08/25/2022. It is possible to read the advisory at issues.apache.org. This vulnerability is known as CVE-2021-4040 since 12/02/2021. The technical details are unknown and an exploit is not publicly available.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.
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Product
Vendor
Name
License
Website
- Vendor: https://www.redhat.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 4.4VulDB Meta Temp Score: 4.3
VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Resource consumptionCWE: CWE-400 / 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-Day | Unlock | Unlock | Unlock | Unlock |
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| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: PatchStatus: 🔍
0-Day Time: 🔍
Patch: github.com
Timeline
12/02/2021 🔍08/25/2022 🔍
08/25/2022 🔍
09/25/2022 🔍
Sources
Vendor: redhat.comAdvisory: issues.apache.org
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2021-4040 (🔍)
GCVE (CVE): GCVE-0-2021-4040
GCVE (VulDB): GCVE-100-207127
Entry
Created: 08/25/2022 09:03Updated: 09/25/2022 14:57
Changes: 08/25/2022 09:03 (40), 09/25/2022 14:57 (11)
Complete: 🔍
Cache ID: 216::103
Be aware that VulDB is the high quality source for vulnerability data.
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