Resource exhaustion in Sagemcom Livebox
CVE-2017-6552
Livebox 3 Sagemcom SG30_sip-fr-5.15.8.1 devices have an insufficiently large default value for the maximum IPv6 routing table size: it can be filled within minutes. An attacker can exploit this issue to render the affected system unresponsive, resulting in a denial-of-service condition for telephone, Internet, and TV services.
Vulnerability class: DoS (Denial of Service)
EPSS: 0.046 (90.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Sagemcom Livebox
- Sagemcom Livebox_firmware — versions 5.15.8.1
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (exploit, x_refsource_EXPLOIT-DB)
- cve@mitre.org (vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-6552?
- CVE-2017-6552 is a high-severity vulnerability in Sagemcom Livebox, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2017-03-09.
- How severe is CVE-2017-6552?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-6552 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.