IM
IronMonkey Threat Research

CVE-2020-8597 CRITICAL

Published: 2020-02-03 | Last Modified: 2025-12-03 | Status: Modified

Description

eap.c in pppd in ppp 2.4.2 through 2.4.8 has an rhostname buffer overflow in the eap_request and eap_response functions.

Additional Descriptions (1)

El archivo eap.c en pppd en ppp versiones 2.4.2 hasta 2.4.8, presenta un desbordamiento del búfer de rhostname en las funciones eap_request y eap_response.

CVSS Metrics

Base Score: 9.8 (CRITICAL)

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionNONE
ScopeUNCHANGED
Confidentiality ImpactHIGH
Integrity ImpactHIGH
Availability ImpactHIGH

Source: [email protected]

Type: Primary

Exploitability Score: 3.9

Impact Score: 5.9

Base Score: 7.5 (HIGH)

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access VectorNETWORK
Access ComplexityLOW
AuthenticationNONE
Confidentiality ImpactPARTIAL
Integrity ImpactPARTIAL
Availability ImpactPARTIAL

Source: [email protected]

Type: Primary

Exploitability Score: 10.0

Impact Score: 6.4

Weaknesses

Source Type Description
[email protected] Primary
en CWE-120
134c704f-9b21-4f2e-91b3-4a467353bcc0 Secondary
en CWE-120

Affected Products

Vendor Product Version Update Type
point-to-point_protocol_project point-to-point_protocol * <built-in method update of dict object at 0x7e60a88aa9c0> Application
wago pfc_firmware * <built-in method update of dict object at 0x7e60bae4b640> Operating System
debian debian_linux 9.0 <built-in method update of dict object at 0x7e61114e3cc0> Operating System
debian debian_linux 10.0 <built-in method update of dict object at 0x7e60b9fe8f80> Operating System
canonical ubuntu_linux 12.04 <built-in method update of dict object at 0x7e60a88a84c0> Operating System
canonical ubuntu_linux 14.04 <built-in method update of dict object at 0x7e6110a57bc0> Operating System
canonical ubuntu_linux 16.04 <built-in method update of dict object at 0x7e60eb2d9780> Operating System
canonical ubuntu_linux 18.04 <built-in method update of dict object at 0x7e60bae49a80> Operating System
canonical ubuntu_linux 19.04 <built-in method update of dict object at 0x7e60e83417c0> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:point-to-point_protocol_project:point-to-point_protocol:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:wago:pfc_firmware:*:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
No cpe:2.3:h:wago:pfc100:-:*:*:*:*:*:*:*
No cpe:2.3:h:wago:pfc200:-:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
Yes cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Operator: OR

Vulnerable CPE
Yes cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
Yes cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*

References

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