Viktor Oreshkin stek29
stek29
/ udp-echo.c
Last active
October 13, 2025 17:00
PoC for CVE-2025-43359, see https://stek29.rocks/2025/10/13/xnu-udp-pktinfo-cve
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| #define _GNU_SOURCE | |
| #include <arpa/inet.h> | |
| #include <netinet/in.h> | |
| #include <netinet/ip.h> | |
| #include <stdarg.h> | |
| #include <stdio.h> | |
| #include <stdlib.h> | |
| #include <string.h> | |
| #include <sys/socket.h> | |
| #include <unistd.h> |
stek29
/ blueprint_z2m_event_action.yaml
Created
February 3, 2025 01:35
Home Assistant Blueprint to Trigger actions on Zigbee2MQTT events
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| --- | |
| blueprint: | |
| name: Zigbee2MQTT Action Trigger | |
| description: Trigger an action when a Zigbee2MQTT event occurs. | |
| domain: automation | |
| input: | |
| event_entity: | |
| name: Event Entity | |
| description: "Select the Zigbee2MQTT event entity that will trigger this automation. It should have an `event_type` attribute, which will be checked for conditions." | |
| selector: |
stek29
/ hwcomru_06_01_solver.py
Created
June 30, 2024 19:54
hardware.com.ru training 06_2024 pmod3 bruteforcer
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| import serial | |
| import time | |
| import argparse | |
| import logging | |
| import sys | |
| """ | |
| examples: | |
| path.py --pinlen_min=6 --pinlen_max=6 --log_file l6_dbg.txt --progress | |
| mp64 '?d?d?d?d?d?d' | path.py --infile=- --log_file l6_dbg.txt --progress |
stek29
/ pivot_root_example.c
Created
April 13, 2024 18:22
example on how to use pivot_root, and demonstration of fd's still being valid after pivot
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| #define _GNU_SOURCE | |
| #include <sys/syscall.h> | |
| #include <sys/mount.h> | |
| #include <sys/stat.h> | |
| #include <sys/types.h> | |
| #include <sched.h> | |
| #include <unistd.h> | |
| #include <fcntl.h> | |
| #include <stdio.h> |
stek29
/ 0dnstest.go
Created
April 3, 2024 14:17
dnstest -- query dns from different source ports range to debug network card losing packets from specific 5tuples
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| package main | |
| import ( | |
| "flag" | |
| "fmt" | |
| "net" | |
| "sync" | |
| "github.com/miekg/dns" | |
| ) |
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| #!/usr/bin/env bash | |
| set -euo pipefail | |
| # Step 0: Log in | |
| if ! op whoami >/dev/null 2>/dev/null; then | |
| eval "$(op signin)" | |
| fi | |
| if [ "$(bw status | jq -r .status)" != "unlocked" ]; then |
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| package main | |
| import ( | |
| "fmt" | |
| "io/ioutil" | |
| "os" | |
| "k8s.io/apimachinery/pkg/runtime" | |
| "k8s.io/apimachinery/pkg/runtime/serializer" | |
| "k8s.io/apimachinery/pkg/runtime/serializer/json" |
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| #!/usr/bin/env python | |
| """ | |
| requirements.txt: | |
| certifi==2021.10.8 | |
| charset-normalizer==2.0.12 | |
| httplib2==0.20.4 | |
| idna==3.3 | |
| oauth2==1.9.0.post1 | |
| oauthlib==3.2.0 | |
| pyparsing==3.0.8 |
stek29
/ kube-apiserver-args.yaml
Created
May 22, 2022 00:19
kube apiserver nginx http balancing poc
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| - command: | |
| - kube-apiserver | |
| - --bind-address=127.0.1.1 | |
| - --requestheader-allowed-names=front-proxy-client | |
| - --requestheader-client-ca-file=/etc/kubernetes/pki/front-proxy-ca.crt | |
| - --requestheader-extra-headers-prefix=X-Remote-Extra- | |
| - --requestheader-group-headers=X-Remote-Group | |
| - --requestheader-username-headers=X-Remote-User | |
| - --secure-port=6443 | |
| - ... more args ... |
stek29
/ StartupDisk.applescript
Last active
June 14, 2022 17:40
automate startup disk selection with SIP enabled - see https://apple.stackexchange.com/questions/398711/how-can-i-script-the-bootup-disk-in-macos-catalina-without-disabling-sip
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| do shell script "diskutil mount disk0s3" | |
| tell application "System Events" | |
| tell application "System Preferences" | |
| set current pane to pane id "com.apple.preference.startupdisk" | |
| activate | |
| delay 1 | |
| end tell | |
| tell application process "System Preferences" |
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