Vulnerability in ASUS Rt-N11
CVE-2020-12695
The Open Connectivity Foundation UPnP specification before 2020-04-17 does not forbid the acceptance of a subscription request with a delivery URL on a different network segment than the fully qualified event-subscription URL, aka the CallStranger issue.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H.
EPSS exploit prediction
EPSS: 0.152 (96.6th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.152 · newest: 0.152 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.callstranger.com (Broken Link)
- www.kb.cert.org/vuls/id/339275 (US Government Resource, Third Party Advisory)
- www.openwall.com/lists/oss-security/2020/06/08/2 (mailing-list, Mailing List, Third Party Advisory)
- www.tenable.com/blog/cve-2020-12695-callstranger-vulnerability-in-universal-plu… (Third Party Advisory)
- github.com/yunuscadirci/CallStranger (Third Party Advisory)
- packetstormsecurity.com/files/158051/CallStranger-UPnP-Vulnerability-Checker.ht… (VDB Entry, Third Party Advisory)
- corelight.blog/2020/06/10/detecting-the-new-callstranger-upnp-vulnerability-wit… (Third Party Advisory)
- github.com/corelight/callstranger-detector (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-12695?
- CVE-2020-12695 is a high-severity vulnerability in ASUS Rt-N11, classified under Incorrect Default Permissions. CVSS score: 7.5/10. Published 2020-06-08.
- How severe is CVE-2020-12695?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-12695 known to be exploited?
- 41 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.