CVE-2019-11415 — An issue was discovered on Intelbras IWR 3000N 1

An issue was discovered on Intelbras IWR 3000N 1.5.0 devices. A malformed login request allows remote attackers to cause a denial of service (reboot), as demonstrated by JSON misparsing of the \""} string to v1/system/login.

01What is this vulnerability?

An issue was discovered on Intelbras IWR 3000N 1.5.0 devices. A malformed login request allows remote attackers to cause a denial of service (reboot), as demonstrated by JSON misparsing of the \""} string to v1/system/login.

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: 2019-04-21T19:38:33.000Z
• Last modified: 2024-08-04T22:55:39.615Z

09References

• 1.337.zone — https://1.337.zone/2019/04/08/intelbras-iwr-3000n-any-version-dos-on-malformed-l…
• www.exploit-db.com — https://www.exploit-db.com/exploits/46768/
• packetstormsecurity.com — http://packetstormsecurity.com/files/152680/Intelbras-IWR-3000N-Denial-Of-Servic…