Threats Tagged 'kill-chain:reconnaissance'

KRVTZ-NET IDS alerts for 2026-06-28

KRVTZ-NET IDS alerts for 2026-06-27

KRVTZ-NET IDS alerts for 2026-05-24

The KRVTZ-NET IDS alerts for 2026-05-23 report observed network reconnaissance activity identified through OSINT sources. The alerts primarily indicate outbound traffic associated with Baidu Spider Crawler User-Agent IP addresses. No specific vulnerabilities or exploits are identified, and no affected product versions are noted. There is no patch or remediation required as this is an observation of network scanning or crawling activity. The severity is assessed as low given the nature of the activity and lack of confirmed exploitation.

KRVTZ-NET IDS alerts for 2026-05-22

The KRVTZ-NET IDS alerts from 2026-05-21 report network activity consistent with reconnaissance targeting Fortigate VPN devices. Specifically, multiple IP addresses were observed making repeated GET requests to the /remote/logincheck endpoint, which is associated with CVE-2023-27997, a known vulnerability in Fortigate VPN. Several other IPs exhibited suspicious or test user-agent strings, indicating scanning or probing behavior. No active exploitation or confirmed compromises are reported. The activity is categorized as low severity due to its reconnaissance nature without evidence of exploitation.

The KRVTZ-NET IDS alerts for 2026-05-20 report observed network reconnaissance activity involving two IP addresses. One IP (5.255.102.136) made inbound requests to a hidden environment file, categorized as informational. Another IP (2001:470:1:fb5::1a0) performed repeated GET requests to the Fortigate VPN logincheck endpoint, associated with CVE-2023-27997, a known vulnerability. There is no indication of confirmed exploitation or compromise. The event is classified as reconnaissance with low severity and no known exploits in the wild.

KRVTZ-NET IDS alerts for 2026-05-19

The KRVTZ-NET IDS alerts for 2026-05-18 represent a collection of network reconnaissance and scanning activities detected by an intrusion detection system. The alerts include IP addresses associated with requests to hidden environment files, test user-agent probes, webcrawler scans, and exploit attempts targeting Fortigate VPN (CVE-2023-27997). Additional indicators include SQL injection time delay probes and Laravel debug mode information disclosure scans. These events are categorized as reconnaissance and informational observations rather than confirmed active exploits or compromises. No known exploits in the wild or successful attacks are reported in this feed. The overall severity is assessed as low based on the nature of the activity and lack of confirmed exploitation.

The KRVTZ-NET IDS alerts for 2026-05-17 report multiple network reconnaissance and scanning activities, including repeated exploit attempts against Fortigate VPN (CVE-2023-27997) and a React Server Components vulnerability (CVE-2025-55182). Several IP addresses were observed making suspicious requests such as repeated GET requests to /remote/logincheck and attempts to access hidden environment files. These activities are indicative of preliminary probing rather than confirmed exploitation. No known exploits in the wild or confirmed breaches have been reported. The overall severity is assessed as low due to the absence of confirmed successful attacks.