CVE-2020-6994
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
62.2%
A buffer overflow vulnerability was found in some devices of Hirschmann Automation and Control HiOS and HiSecOS. The vulnerability is due to improper parsing of URL arguments. An attacker could exploit this vulnerability by specially crafting HTTP requests to overflow an internal buffer. The following devices using HiOS Version 07.0.02 and lower are affected: RSP, RSPE, RSPS, RSPL, MSP, EES, EES, EESX, GRS, OS, RED. The following devices using HiSecOS Version 03.2.00 and lower are affected: EAGLE20/30.
Affected configurations
| Vendor | Product | Version | CPE |
|---|---|---|---|
| belden | hirschmann_hios | * | cpe:2.3:o:belden:hirschmann_hios:*:*:*:*:*:*:*:* |
| belden | hirschmann_embedded_ethernet_switch | - | cpe:2.3:h:belden:hirschmann_embedded_ethernet_switch:-:*:*:*:*:*:*:* |
| belden | hirschmann_embedded_ethernet_switch_extended | - | cpe:2.3:h:belden:hirschmann_embedded_ethernet_switch_extended:-:*:*:*:*:*:*:* |
| belden | hirschmann_greyhound_swtich | - | cpe:2.3:h:belden:hirschmann_greyhound_swtich:-:*:*:*:*:*:*:* |
| belden | hirschmann_mice_switch_power | - | cpe:2.3:h:belden:hirschmann_mice_switch_power:-:*:*:*:*:*:*:* |
| belden | hirschmann_octopus | - | cpe:2.3:h:belden:hirschmann_octopus:-:*:*:*:*:*:*:* |
| belden | hirschmann_prp_redbox | - | cpe:2.3:h:belden:hirschmann_prp_redbox:-:*:*:*:*:*:*:* |
| belden | hirschmann_rail_switch_power | - | cpe:2.3:h:belden:hirschmann_rail_switch_power:-:*:*:*:*:*:*:* |
| belden | hirschmann_rail_switch_power_enhanced | - | cpe:2.3:h:belden:hirschmann_rail_switch_power_enhanced:-:*:*:*:*:*:*:* |
| belden | hirschmann_rail_switch_power_lite | - | cpe:2.3:h:belden:hirschmann_rail_switch_power_lite:-:*:*:*:*:*:*:* |
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
62.2%