Security readout for executives and security teams
Plain-English summary
CVE-2022-49036 affects Synology Active Backup for Business Recovery Media Creator before 2.5.0-2081. A local user could abuse OpenSSL configuration handling to run arbitrary code. This is not described as remotely exploitable, but it could turn limited local access into full system impact.
Executive priority
Treat as a high-priority maintenance item for systems where the tool is installed. Business risk is highest on shared admin workstations or recovery-build systems where local users have access. There is no cited evidence of active exploitation.
Technical view
The CVE describes CWE-829: inclusion of functionality from an untrusted control sphere in OpenSSL configuration. The affected product is Synology Active Backup for Business Recovery Media Creator before 2.5.0-2081. CVSS 3.1 is 7.8: local attack vector, low complexity, low privileges, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely limited to systems where the Recovery Media Creator is installed and accessible to local users. Organizations using Synology Active Backup should inventory installed Recovery Media Creator versions and prioritize versions earlier than 2.5.0-2081.
Exploitation context
The published record does not name public exploitation or CISA KEV listing. Exploitation requires local access with low privileges, according to CVSS. The specific vectors are not disclosed in the provided sources.
Researcher notes
Key unknowns remain: the sources do not disclose the exact OpenSSL configuration path, abuse condition, or proof of concept. Assessment should focus on local privilege boundaries, OpenSSL configuration trust, and version verification rather than remote exposure assumptions.
Mitigation direction
- Check Synology’s release note for version-specific guidance.
- Upgrade Recovery Media Creator to 2.5.0-2081 or later if applicable.
- Restrict local access to systems running the affected tool.
- Remove the tool where it is no longer needed.
Validation and detection
- Inventory endpoints with Synology Active Backup Recovery Media Creator installed.
- Confirm installed version is 2.5.0-2081 or later.
- Review local user access on affected systems.
- Monitor vendor advisories for additional details or corrections.
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
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ATT&CK lookup starting points
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CWE-829: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupExecution 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 lookupCVE-2022-49036 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 7.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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.
SSVC decision data
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:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H1.85.9synologyVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
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ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- Release noteCVE reference, synology · vendor-advisory
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.
Inclusion of Functionality from Untrusted Control Sphere
Inclusion of Functionality from Untrusted Control Sphere represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.