Security readout for executives and security teams
Plain-English summary
SysGauge 4.5.18, a Windows server monitoring tool, can be crashed when a user pastes an oversized string into the Proxy Server Host Name field. The impact is limited to crashing the application on the local machine, so business risk is low unless the tool is critical to operations.
Executive priority
Low priority. This is a local crash bug in a third-party monitoring utility with no remote exploitation path and no KEV listing. Address through routine patching once the vendor publishes a fix; no emergency action required.
Technical view
A classic buffer overflow (CWE-120) in the proxy configuration handler of SysGauge 4.5.18 lets a local user supply an oversized Proxy Server Host Name value through the Options menu, overflowing a fixed-size buffer and crashing the process. CVSS 4.0 vector is local, no privileges, no user interaction, with availability-only impact.
Likely exposure
Limited to hosts running SysGauge 4.5.18 where a local user can open the Options dialog. No remote vector, no data confidentiality or integrity impact, and no privilege escalation is described in the public sources.
Exploitation context
A public proof-of-concept exists on Exploit-DB (44372) and a VulnCheck advisory documents the issue. The CVE is not listed in CISA KEV, and the available evidence describes a local denial-of-service crash rather than code execution or remote abuse.
Researcher notes
CWE-120 buffer overflow in the proxy host name input. CVSS 4.0 vector (AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H) reflects local-only DoS with availability-only impact. Public PoC exists on Exploit-DB. No CPE list and no patched version cited in the bundle, so confirm fix availability with the vendor before closing.
Mitigation direction
- Inventory endpoints running SysGauge 4.5.18 and prioritize production monitoring hosts.
- Check Sysgauge vendor guidance for an updated build addressing the proxy field overflow.
- Restrict interactive logon and Options menu access on hosts running SysGauge.
- Remove SysGauge from systems where it is not actively used.
- Monitor SysGauge process crashes and unexpected restarts as an availability signal.
Validation and detection
- Confirm installed SysGauge version equals 4.5.18 via software inventory.
- Review references at Exploit-DB 44372 and the VulnCheck advisory for technical detail.
- Verify whether the vendor has released a fixed version newer than 4.5.18.
- Track SysGauge crash events in endpoint logs to detect triggering attempts.
- Reassess once a patched build or vendor statement is published.
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-120: 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-2018-25313 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
- 6.9 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA: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:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
6.9MediumVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-44372CVE reference · exploit
- VulnCheck Advisory: SysGauge 4.5.18 Local Denial of Service via Proxy ConfigurationCVE reference · third-party-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.
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.