CVE-2020-8597
CRITICAL
9.8
CVSS Score
Published: February 3, 2020 at 10:58 PM UTC
Updated: June 17, 2026 at 03:26 AM UTC
6 products affected across 4 vendorsDebian LinuxUbuntu LinuxPoint To Point Protocol
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Severity
CRITICAL9.8
Exploit prediction
EPSS 20%
SSVC
No known exploit
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%2.4.2 ≤ v ≤ 2.4.8
v < 03.04.10\(16\)
Affected range stops below 3.04.10(16), so it looks safe — our inference, not a vendor statement
wago-pfc100 (same device) · wago-pfc200 (same device)
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (22)
Vendor Advisoryx_refsource_SUSEMailing ListThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00006.htmlx_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/156662/pppd-2.4.8-Buffer-Overflow.htmlx_refsource_MISCThird Party AdvisoryVDB Entry
Source: [email protected]
http://packetstormsecurity.com/files/156802/pppd-2.4.8-Buffer-Overflow.htmlMailing Listx_refsource_FULLDISCThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2020/Mar/6Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0630Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0631Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0633Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2020:0634SSVC — Action Prioritization
SSVCNo known exploitAutomatableTotal impact
SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.
CVSS
9.8CRITICALCISA-ADP
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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