CVE-2018-11714 in tp-link tl-wr840n firmware
LogPulse has a published detection rule for this CVE: it raises a notable when someone tries to exploit it.
What the vulnerability is
An issue was discovered on TP-Link TL-WR840N v5 00000005 0.9.1 3.16 v0001.0 Build 170608 Rel.58696n and TL-WR841N v13 00000013 0.9.1 4.16 v0001.0 Build 170622 Rel.64334n devices. This issue is caused by improper session handling on the /cgi/ folder or a /cgi file. If an attacker sends a header of "Referer: http://192.168.0.1/mainFrame.htm" then no authentication is required for any action.
Affected software: tp-link tl-wr840n firmware, tp-link tl-wr841n firmware
Scores
- CVSS: 9.8 (critical)
- EPSS: 67.06% chance of exploitation in the next 30 days
- CISA KEV: Not listed
- Published: 2018-06-04
What LogPulse has for it
- Detection rule: Yes, published
- Agent check (vulnerable version): No
- Mitigation: No
Source data: NIST NVD, CISA KEV and FIRST EPSS. LogPulse processes new CVEs every hour.
We build every detection with great care, but no two environments are the same. Log sources, parsing and configuration differ, so test a detection in your own environment before you rely on it.