CVE-2020-8597

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Source
https://cve.org/CVERecord?id=CVE-2020-8597
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8597.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-8597
Downstream
Related
Published
2020-02-03T23:15:11Z
Modified
2026-08-18T13:49:28Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:a:point-to-point_protocol_project:point-to-point_protocol:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "2.4.2"
                },
                {
                    "last_affected":  "2.4.8"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "point-to-point_protocol_project:point-to-point_protocol"
        },
        {
            "cpes":  [
                "cpe:2.3:o:wago:pfc_firmware:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "fixed":  "03.04.10\\(16\\)"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "wago:pfc_firmware"
        },
        {
            "cpes":  [
                "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "12.04"
                },
                {
                    "last_affected":  "12.04"
                },
                {
                    "introduced":  "14.04"
                },
                {
                    "last_affected":  "14.04"
                },
                {
                    "introduced":  "16.04"
                },
                {
                    "last_affected":  "16.04"
                },
                {
                    "introduced":  "18.04"
                },
                {
                    "last_affected":  "18.04"
                },
                {
                    "introduced":  "19.04"
                },
                {
                    "last_affected":  "19.04"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "canonical:ubuntu_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "9.0"
                },
                {
                    "last_affected":  "9.0"
                },
                {
                    "introduced":  "10.0"
                },
                {
                    "last_affected":  "10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "debian:debian_linux"
        }
    ]
}
References

Affected packages

Git / github.com/ppp-project/ppp

Affected ranges

Type
GIT
Repo
https://github.com/ppp-project/ppp
Events
Introduced
47e865d8d20259857f96a573c8a3f18b27925d7e
Fixed
78cd384ce0f48bb5edb84e4fe9a574eab4a4ad14
Fixed
8d7970b8f3db727fe798b65f3377fe6787575426
Database specific
Show details 
{
    "extracted_events":  [
        {
            "introduced":  "2.4.2"
        },
        {
            "fixed":  "2.4.8"
        }
    ],
    "source":  [
        "DESCRIPTION",
        "REFERENCES"
    ]
}

Affected versions

ppp-2.*
ppp-2.4.2
ppp-2.4.3
ppp-2.4.4
ppp-2.4.5
ppp-2.4.6
ppp-2.4.7
ppp-2.4.8
v2.*
v2.4.2
v2.4.3
v2.4.4
v2.4.5
v2.4.6
v2.4.7
v2.4.8

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-8597.json"
vanir_signatures 
[
    {
        "deprecated":  false,
        "digest":  {
            "line_hashes":  [
                "8699045395222809821525703277737619786",
                "292496779373962596035831255329665227367",
                "48074617099796428185979187632482703117",
                "71461733246980172279550421003972967472",
                "248727923961049345348254177514247989885",
                "292496779373962596035831255329665227367",
                "48074617099796428185979187632482703117",
                "71461733246980172279550421003972967472"
            ],
            "threshold":  0.9
        },
        "id":  "CVE-2020-8597-c6718d2e",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/ppp-project/ppp/commit/8d7970b8f3db727fe798b65f3377fe6787575426",
        "target":  {
            "file":  "pppd/eap.c"
        }
    }
]
vanir_signatures_modified 
"2026-08-18T13:49:28Z"