Security readout for executives and security teams
Plain-English summary
This is a Synology Application Service information exposure issue. An authenticated remote user could retrieve sensitive system information from affected versions before 1.5.4-0320. It is not listed as actively exploited in the supplied sources and requires a valid account, so urgency is moderate unless untrusted users can authenticate.
Executive priority
Treat this as a moderate-priority hygiene fix. Patch during normal vulnerability remediation cycles, but escalate if affected Synology services are reachable by many users, external partners, or the internet.
Technical view
CVE-2018-13295 is a CWE-200 flaw in SYNO.Personal.Application.Info in Synology Application Service before 1.5.4-0320. The CVSS 3.0 score is 4.3, with network access, low complexity, low privileges, no user interaction, and low confidentiality impact. Integrity and availability are not rated as impacted.
Likely exposure
Organizations using Synology Application Service versions earlier than 1.5.4-0320 are potentially exposed, especially where accounts are broadly issued or remote access is enabled. The source bundle does not identify specific Synology device models or deployment configurations.
Exploitation context
The supplied sources do not report active exploitation, and the CVE is not marked CISA KEV. Exploitation requires authenticated remote access. The main risk is sensitive system information disclosure that could support reconnaissance or follow-on attacks.
Researcher notes
Evidence is concise but clear on affected component, prerequisite privileges, and fixed-version boundary. The bundle does not provide model-level impact, detailed patch instructions, or observed exploitation. Avoid assuming broader Synology product exposure without vendor confirmation.
Mitigation direction
- Update Synology Application Service to 1.5.4-0320 or later.
- Review Synology advisory SA-18-40 for vendor-specific remediation guidance.
- Limit remote access to trusted users and networks.
- Remove or disable unnecessary Synology accounts.
- Monitor for unusual authenticated access to Synology services.
Validation and detection
- Inventory Synology systems running Application Service.
- Confirm installed Application Service versions are 1.5.4-0320 or later.
- Check whether remote authenticated access is exposed beyond trusted networks.
- Review access logs for unusual authenticated information requests.
- Document any compensating controls for systems awaiting update.
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-200: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. 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-2018-13295 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
- Medium
- CVSS
- 4.3 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
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:L/UI:N/S:U/C:L/I:N/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
4.3MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.synology.com/security/advisory/Synology_SA_18_40CVE reference · x_refsource_CONFIRM
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.
Exposure of Sensitive Information to an Unauthorized Actor
Exposure of Sensitive Information to an Unauthorized Actor represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.