Vulnerability in TP-Link Omada Er605
CVE-2024-5244
TP-Link Omada ER605 Reliance on Security Through Obscurity Vulnerability. This vulnerability allows network-adjacent attackers to access or spoof DDNS messages on affected installations of TP-Link Omada ER605 routers. Authentication is not required to exploit this vulnerability. However, devices are vulnerable only if configured to use the Comexe DDNS service. The specific flaw exists within the cmxddnsd executable. The issue results from reliance on obscurity to secure network data. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root. Was ZDI-CAN-22439.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.004 (30.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.000
Affected products
- TP-Link Omada Er605 — versions 2.6_2.2.2 Build 20231017
- TP-Link Omada Er605 — versions 2.6
- TP-Link Omada Er605 Firmware — versions 2.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-24-503/ (x_research-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2024-5244?
- CVE-2024-5244 is a medium-severity vulnerability in TP-Link Omada Er605, classified under CWE-656. CVSS score: 4.2/10. Published 2024-05-23.
- How severe is CVE-2024-5244?
- Medium severity. CVSS v3 base score is 4.2 out of 10.
- Is CVE-2024-5244 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.