Apache ActiveMQ/ActiveMQ Artemis LDAP Login improper authentication

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 6.7 | $0-$5k | 1.80 |
Summary
A vulnerability has been found in Apache ActiveMQ and ActiveMQ Artemis and classified as critical. This issue affects some unknown processing of the component LDAP Login Module. Performing a manipulation results in improper authentication. This vulnerability was named CVE-2021-26117. There is no available exploit. The affected component should be upgraded.
Details
A vulnerability, which was classified as critical, was found in Apache ActiveMQ and ActiveMQ Artemis (Application Server Software) (the affected version unknown). This affects an unknown part of the component LDAP Login Module. The manipulation with an unknown input leads to a improper authentication vulnerability. CWE is classifying the issue as CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was presented 01/28/2021. It is possible to read the advisory at mail-archives.apache.org. This vulnerability is uniquely identified as CVE-2021-26117. The technical details are unknown and an exploit is not publicly available.
Upgrading eliminates this vulnerability.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Product
Type
Vendor
Name
License
Website
- Vendor: https://www.apache.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.7
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
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| 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: Improper authenticationCWE: CWE-287
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 |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
01/25/2021 🔍01/28/2021 🔍
01/28/2021 🔍
06/15/2026 🔍
Sources
Vendor: apache.orgAdvisory: mail-archives.apache.org
Status: Confirmed
CVE: CVE-2021-26117 (🔍)
GCVE (CVE): GCVE-0-2021-26117
GCVE (VulDB): GCVE-100-168843
Entry
Created: 01/28/2021 08:30Updated: 06/15/2026 15:19
Changes: 01/28/2021 08:30 (37), 02/21/2021 06:55 (5), 02/21/2021 06:59 (18), 06/15/2026 15:19 (16)
Complete: 🔍
Cache ID: 216::103
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
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