Buffer overflow in Talos TP-Link
CVE-2018-3950
An exploitable remote code execution vulnerability exists in the ping and tracert functionality of the TP-Link TL-R600VPN HWv3 FRNv1.3.0 and HWv2 FRNv1.2.3 http server. A specially crafted IP address can cause a stack overflow, resulting in remote code execution. An attacker can send a single authenticated HTTP request to trigger this vulnerability.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.029 (86.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.029 · newest: 0.029 · change: 0.000
Affected products
- Talos TP-Link — versions TP-Link TL-R600VPN HWv3 FRNv1.3.0 TP-Link TL-R600VPN HWv2 FRNv1.2.3
- TP-Link Tl-R600vpn — versions 3, 2
- TP-Link Tl-R600vpn Firmware — versions 1.3.0, 1.2.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talosintelligence.com/vulnerability_reports/TALOS-2018-0619 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-3950?
- CVE-2018-3950 is a high-severity vulnerability in Talos TP-Link, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2018-12-01.
- How severe is CVE-2018-3950?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2018-3950 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.