A stack-based buffer overflow was discovered in the xtimor NMEA library (aka nmealib)…
Priority MEDIUM 47CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-787 and the CVSS impact.
Summary
A stack-based buffer overflow was discovered in the xtimor NMEA library (aka nmealib) 0.5.3. nmea_parse() in parser.c allows an attacker to trigger denial of service (even arbitrary code execution in a certain context) in a product using this library via malformed data.
Why it matters now
EPSS 0.02589 85th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:nmealib_project:nmealib:0.5.3:*:*:*:*:*:*:* | 0.5.3 | Vulnerable | Nmealib Project |
- cpe:2.3:a:nmealib_project:nmealib:0.5.3:*:*:*:*:*:*:* Versions 0.5.3 Vulnerable ·Nmealib Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-17174
- 2026-10-03 Alias added: GHSA-j3vp-r32p-2w3f
References
Sources
- CVE-2018-17174 · CVE Program
- CVE-2018-17174 · NVD
- FIRST EPSS
- GHSA-j3vp-r32p-2w3f · GitHub Advisory Database · CC BY 4.0
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