Security readout for executives and security teams
Plain-English summary
CVE-2023-35316 is a Microsoft Windows Remote Procedure Call Runtime information disclosure flaw. An attacker with low privileges and network access could potentially read sensitive information. It does not indicate code execution, data modification, or service disruption in the provided sources, but confidentiality impact is rated high.
Executive priority
Patch in normal vulnerability remediation cycles, with priority for servers and systems reachable by many internal users. Escalate if business-critical systems cannot be updated or if later intelligence confirms exploitation.
Technical view
The bundle describes a CWE-125 out-of-bounds read in Windows RPC Runtime with CVSS 3.1 score 6.5: AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N. Microsoft lists many supported and legacy Windows client and server versions as affected. Remediation level is official fix.
Likely exposure
Exposure is likely wherever affected Windows 10, Windows 11, or Windows Server versions are present and reachable over network paths by authenticated low-privilege users. Systems with broadly reachable RPC services deserve earlier validation.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. CVSS exploit maturity is unproven. Treat this as a confidentiality risk requiring patch verification, not as a confirmed exploited vulnerability.
Researcher notes
Evidence is limited to the provided CVE and Microsoft advisory metadata. The bundle does not include root-cause details, proof-of-concept status, detection logic, or exploit telemetry. Avoid inferring affected components beyond Windows RPC Runtime.
Mitigation direction
- Apply Microsoft’s official security update for CVE-2023-35316.
- Check MSRC for product-specific update guidance and affected build details.
- Prioritize Windows servers and systems with broad RPC network reachability.
- Reduce unnecessary RPC exposure using existing firewall and segmentation controls.
- Track remediation through vulnerability management until scanners clear the CVE.
Validation and detection
- Inventory Windows assets matching the affected products in the bundle.
- Verify installed updates or fixed builds against Microsoft’s CVE-2023-35316 guidance.
- Run authenticated vulnerability scans for CVE-2023-35316 coverage.
- Confirm RPC exposure is limited to required network segments.
- Document exceptions for unsupported or legacy Windows systems.
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-125: 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 lookupCVE-2023-35316 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
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Source materials
- CVE List V5 sourceCVE List V5
- Remote Procedure Call Runtime Information Disclosure VulnerabilityCVE reference · 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.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.