Quantum Secular Labs / Blog / Advisories
CVE-2017-8074: TP Link Tl Sg108e Firmware: Insertion of Sensitive Information into Log File
CVE-2017-8074 is rated critical with a CVSS v3.0 base score of 9.8 and NVD lists TP Link Tl Sg108e Firmware as the affected product. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.
Vulnerability description
On the TP-Link TL-SG108E 1.0, a remote attacker could retrieve credentials from "SEND data" log lines where passwords are encoded in hexadecimal. This affects the 1.1.2 Build 20141017 Rel.50749 firmware.
Severity breakdown
CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
- Attack complexity: Low. No special conditions; the attack can be repeated reliably.
- Privileges required: None. No account or prior access is needed.
- User interaction: None. No action from any user is needed.
- Scope: Unchanged. Impact stays within the vulnerable component.
- Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
- Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
- Availability impact: High. Total loss of availability; the component can be shut down.
Underlying weakness
CWE-532: Insertion of Sensitive Information into Log File
The product writes sensitive information to a log file.
Affected products
- TP Link Tl Sg108e Firmware: 1.1.2