CVE-2018-17174 — A stack-based buffer overflow was discovered in the xtimor NMEA library (aka nme

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.

01What is this vulnerability?

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.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2018-09-21T17:00:00.000Z
• Last modified: 2024-08-05T10:39:59.706Z

09References

• www.cnblogs.com — https://www.cnblogs.com/tr3e/p/9662324.html