Auth bypass in Belkin Wemo Switch 28b
CVE-2019-17532
An issue was discovered on Belkin Wemo Switch 28B WW_2.00.11057.PVT-OWRT-SNS devices. They allow remote attackers to cause a denial of service (persistent rules-processing outage) via a crafted ruleDbBody element in a StoreRules request to the upnp/control/rules1 URI, because database corruption occurs.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.016 (75.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 75.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Belkin Wemo Switch 28b
- Belkin Wemo Switch 28b Firmware — versions wemo_ww_2.00.11057.pvt-owrt-sns
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/badnack/wemo_dos (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-17532?
- CVE-2019-17532 is a high-severity vulnerability in Belkin Wemo Switch 28b, classified under Missing Authentication for Critical Function. CVSS score: 7.5/10. Published 2019-10-12.
- How severe is CVE-2019-17532?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2019-17532 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.