CVE-2020-8597 (GCVE-0-2020-8597)

Vulnerability from cvelistv5 – Published: 2020-02-03 22:58 – Updated: 2025-12-03 15:15
VLAI
Summary
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.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: total
CISA Coordinator (v2.0.3)
CWE
  • n/a
  • CWE-120 - Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Assigner
References
URL Tags
https://github.com/paulusmack/ppp/commit/8d7970b8… x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2020… mailing-listx_refsource_MLIST
https://www.debian.org/security/2020/dsa-4632 vendor-advisoryx_refsource_DEBIAN
https://access.redhat.com/errata/RHSA-2020:0631 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0634 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0633 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2020:0630 vendor-advisoryx_refsource_REDHAT
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://usn.ubuntu.com/4288-1/ vendor-advisoryx_refsource_UBUNTU
https://www.kb.cert.org/vuls/id/782301 third-party-advisoryx_refsource_CERT-VN
http://seclists.org/fulldisclosure/2020/Mar/6 mailing-listx_refsource_FULLDISC
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://packetstormsecurity.com/files/156662/pppd-… x_refsource_MISC
https://www.synology.com/security/advisory/Synolo… x_refsource_CONFIRM
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://security.netapp.com/advisory/ntap-2020031… x_refsource_CONFIRM
https://security.gentoo.org/glsa/202003-19 vendor-advisoryx_refsource_GENTOO
https://usn.ubuntu.com/4288-2/ vendor-advisoryx_refsource_UBUNTU
http://packetstormsecurity.com/files/156802/pppd-… x_refsource_MISC
https://kb.netgear.com/000061806/Security-Advisor… x_refsource_CONFIRM
https://cert-portal.siemens.com/productcert/pdf/s… x_refsource_MISC
https://us-cert.cisa.gov/ics/advisories/icsa-20-224-04 x_refsource_MISC
Show details on NVD website
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    "dateUpdated": "2025-12-03T15:15:50.472Z",
    "state": "PUBLISHED"
  },
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  "vulnerability-lookup:meta": {
    "epss": {
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      "date": "2026-06-22",
      "epss": "0.19431",
      "percentile": "0.97014"
    },
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      "id": "CVE-2020-8597",
      "lastModified": "2024-11-21T05:39:05.957",
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      "published": "2020-02-03T23:15:11.387",
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      "cveMetadata": "{\"cveId\": \"CVE-2020-8597\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-12-03T15:15:50.472Z\", \"dateReserved\": \"2020-02-03T00:00:00.000Z\", \"assignerOrgId\": \"8254265b-2729-46b6-b9e3-3dfca2d5bfca\", \"datePublished\": \"2020-02-03T22:58:21.000Z\", \"assignerShortName\": \"mitre\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.