CVE-2019-13503 — mq_parse_http in mongoose

mq_parse_http in mongoose.c in Mongoose 6.15 has a heap-based buffer over-read.

01What is this vulnerability?

mq_parse_http in mongoose.c in Mongoose 6.15 has a heap-based buffer over-read.

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

08Timeline

• Published: 2019-07-11T01:49:10.000Z
• Last modified: 2024-08-04T23:57:39.163Z

09References

• github.com — https://github.com/cesanta/mongoose/pull/1035
• fuzzit.dev — https://fuzzit.dev/2019/07/11/discovering-cve-2019-13504-cve-2019-13503-and-the-…