Security readout for executives and security teams
Plain-English summary
CVE-2015-7559 is a low-severity Apache ActiveMQ client issue where a broker-side attacker could shut down connected clients. Business impact is service disruption, not data theft. The supplied evidence says exploitation requires access to a compromised broker, which materially limits urgency compared with internet-exposed remote-code-execution flaws.
Executive priority
Treat as routine remediation unless the organization has untrusted, shared, or previously compromised ActiveMQ brokers. Prioritize inventory accuracy and broker account controls over emergency response.
Technical view
Apache ActiveMQ client versions described as before 5.14.5 exposed a remote shutdown command in ActiveMQConnection. A logged-in attacker on a compromised broker could cause denial of service against connected clients. The CVSS 3.0 score is 2.7 with high privileges required and only low availability impact.
Likely exposure
Exposure is most likely in applications embedding older Apache ActiveMQ client libraries and connecting to brokers that could be compromised or misused. The provided affected-version data is inconsistent, so teams should verify exact package versions against Apache and Red Hat guidance.
Exploitation context
The bundle provides no evidence of active exploitation, and KEV status is false. The described attack requires an attacker already logged into a compromised broker, then abusing exposed client shutdown behavior to disrupt connected clients.
Researcher notes
Key uncertainty is the supplied affected-version record: the description says client versions before 5.14.5, while the affected field lists 5.15.5. Do not rely on the affected field alone. Validate against Apache AMQ-6470 and downstream vendor advisories.
Mitigation direction
- Inventory applications using Apache ActiveMQ client libraries.
- Move clients off versions described as before 5.14.5, following vendor guidance.
- Review Apache AMQ-6470 and Red Hat Bugzilla for corrected version details.
- Harden broker authentication and remove unnecessary privileged broker accounts.
- Monitor broker access for suspicious logins or account misuse.
Validation and detection
- Confirm each application’s ActiveMQ client library version.
- Map which clients connect to which brokers and environments.
- Review broker authentication logs for unexpected privileged access.
- Verify updated clients remain stable in staging before production rollout.
- Document any accepted risk for legacy clients that cannot be upgraded.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-306: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2015-7559 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Low
- CVSS
- 2.7 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L1.21.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
2.7LowVector: CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-7559CVE reference
- https://issues.apache.org/jira/browse/AMQ-6470CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Missing Authentication for Critical Function
Missing Authentication for Critical Function represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.