Security readout for executives and security teams
Plain-English summary
MegaMek versions before v0.45.1 are reported to have a vulnerability in the object stream connection. The stated impacts include confidential data disclosure, denial of service, SSRF, and remote code execution. Business urgency depends on whether vulnerable MegaMek services are reachable by untrusted players or networks.
Executive priority
Prioritize remediation if MegaMek is externally reachable or used with untrusted participants. If only used locally or in trusted private environments, handle through normal patch management but still remove versions below v0.45.1.
Technical view
The CVE describes an Object Stream Connection issue in MegaMek below v0.45.1 with possible disclosure, DoS, SSRF, and RCE impacts. The bundle does not provide CVSS, CWE, affected CPEs, or a confirmed exploitation record. KEV status is false.
Likely exposure
Exposure is most likely where MegaMek versions earlier than v0.45.1 are running and accepting connections from untrusted users. The provided affected-product metadata is incomplete, so asset inventory must confirm real deployments.
Exploitation context
The source bundle does not cite active exploitation, and the CVE is not marked KEV. Public references include a research post and a GitHub issue, but this analysis cannot confirm exploit availability beyond the bundle description.
Researcher notes
Evidence is sparse: no CVSS, CWE, CPE, or KEV entry is provided. Treat the impact statement as source-reported, not independently verified here. Focus validation on version confirmation, network reachability, and vendor issue details.
Mitigation direction
- Identify and retire MegaMek deployments older than v0.45.1.
- Move affected systems to v0.45.1 or later if vendor guidance confirms remediation.
- Restrict MegaMek network access to trusted users until remediation is complete.
- Review vendor issue and release guidance before relying on compensating controls.
Validation and detection
- Inventory MegaMek installations and record exact versions.
- Confirm whether any instance accepts connections from untrusted networks.
- Review logs for unusual crashes, outbound requests, or unexpected connection patterns.
- Verify upgraded systems are no longer below v0.45.1.
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.
Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2018-1000824 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://0dd.zone/2018/10/28/megamek-Object-Injection/CVE reference · x_refsource_MISC
- https://github.com/MegaMek/megamek/issues/1162CVE reference · x_refsource_MISC
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.