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Vulnerabilities / CVE-2020-8597

critical

CVE-2020-8597

ppp: Buffer overflow in the eap_request and eap_response functions in eap.c

Published Modified CWE 120
In the Trivy database since at least 24 Oct 2026, 07:11 UTCWhen it arrived before that build is not recorded.

Severity by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Red Hat9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Trivy's own label is CRITICAL. Rated critical by NVD, Azure Linux. Rated lower by Red Hat (high), AlmaLinux (high), Amazon (high), Oracle (high), Rocky Linux (high), Ubuntu (medium).

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 packages and fixed versions

SourcePackageFixed in
Azure Linux 3.0ppp0:2.4.7-36.azl3
alma 8ppp, ppp-devel2.4.7-26.el8_1
alpine 3.10ppp2.4.7-r7
alpine 3.11ppp2.4.7-r7
alpine 3.12ppp2.4.8-r1
alpine 3.13ppp2.4.8-r1
alpine 3.14ppp2.4.8-r1
alpine 3.15ppp2.4.8-r1
alpine 3.16ppp2.4.8-r1
alpine 3.17ppp2.4.8-r1
alpine 3.18ppp2.4.8-r1
alpine 3.19ppp2.4.8-r1
Show all 69 entries from 54 sources
SourcePackageFixed in
Azure Linux 3.0ppp0:2.4.7-36.azl3
alma 8ppp2.4.7-26.el8_1
alma 8ppp-devel2.4.7-26.el8_1
alpine 3.10ppp2.4.7-r7
alpine 3.11ppp2.4.7-r7
alpine 3.12ppp2.4.8-r1
alpine 3.13ppp2.4.8-r1
alpine 3.14ppp2.4.8-r1
alpine 3.15ppp2.4.8-r1
alpine 3.16ppp2.4.8-r1
alpine 3.17ppp2.4.8-r1
alpine 3.18ppp2.4.8-r1
alpine 3.19ppp2.4.8-r1
alpine 3.20ppp2.4.8-r1
alpine 3.21ppp2.4.8-r1
alpine 3.22ppp2.4.8-r1
alpine 3.23ppp2.4.8-r1
alpine 3.24ppp2.4.8-r1
alpine 3.8ppp2.4.7-r7
alpine 3.9ppp2.4.7-r7
alpine edgeppp2.4.8-r1
amazon linux 1ppp2.4.5-11.9.amzn1
amazon linux 1ppp-debuginfo2.4.5-11.9.amzn1
amazon linux 1ppp-devel2.4.5-11.9.amzn1
amazon linux 2ppp2.4.5-33.amzn2.0.3
amazon linux 2ppp-debuginfo2.4.5-33.amzn2.0.3
amazon linux 2ppp-devel2.4.5-33.amzn2.0.3
debian 10lwip2.0.3-3+deb10u1
debian 10ppp2.4.7-2+4.1+deb10u1
debian 11lwip2.1.2+dfsg1-5
debian 11ppp2.4.8-1+1
debian 12lwip2.1.2+dfsg1-5
debian 12ppp2.4.8-1+1
debian 13lwip2.1.2+dfsg1-5
debian 13ppp2.4.8-1+1
debian 14lwip2.1.2+dfsg1-5
debian 14ppp2.4.8-1+1
debian 8ppp2.4.6-3.1+deb8u1
debian 9ppp2.4.7-1+4+deb9u1
echolwip2.1.2+dfsg1-5
echoppp2.4.8-1+1
Oracle Linux 6ppp2.4.5-11.el6_10
Oracle Linux 6ppp-devel2.4.5-11.el6_10
Oracle Linux 7ppp2.4.5-34.el7_7
Oracle Linux 7ppp-devel2.4.5-34.el7_7
Oracle Linux 8ppp2.4.7-26.el8_1
Oracle Linux 8ppp-devel2.4.7-26.el8_1
rocky 8ppp2.4.7-26.el8_1
ubuntu 14.04-ESMppp2.4.5-5.1ubuntu2.3+esm1
ubuntu 16.04ppp2.4.7-1+2ubuntu1.16.04.2
ubuntu 16.04-ESMppp2.4.7-1+2ubuntu1.16.04.2
ubuntu 18.04ppp2.4.7-2+2ubuntu1.2
ubuntu 18.04-ESMppp2.4.7-2+2ubuntu1.2
ubuntu 19.10ppp2.4.7-2+4.1ubuntu4.1
ubuntu 20.04ppp2.4.7-2+4.1ubuntu5
ubuntu 20.04-ESMlwip2.1.2+dfsg1-4ubuntu0.1~esm1
ubuntu 20.04-ESMppp2.4.7-2+4.1ubuntu5
ubuntu 20.10ppp2.4.7-2+4.1ubuntu5
ubuntu 21.04ppp2.4.7-2+4.1ubuntu5
ubuntu 21.10ppp2.4.7-2+4.1ubuntu5
ubuntu 22.04ppp2.4.7-2+4.1ubuntu5
ubuntu 22.10ppp2.4.7-2+4.1ubuntu5
ubuntu 23.04ppp2.4.7-2+4.1ubuntu5
ubuntu 23.10ppp2.4.7-2+4.1ubuntu5
ubuntu 24.04ppp2.4.7-2+4.1ubuntu5
ubuntu 24.10ppp2.4.7-2+4.1ubuntu5
ubuntu 25.04ppp2.4.7-2+4.1ubuntu5
ubuntu 25.10ppp2.4.7-2+4.1ubuntu5
ubuntu 26.04ppp2.4.7-2+4.1ubuntu5

References

All 34 references

Vulnerability data compiled from the Trivy vulnerability database (trivy-db, Aqua Security, Apache License 2.0), which aggregates third-party advisories. CVE records are published by The MITRE Corporation under the CVE Terms of Use; CVE is a trademark of MITRE. This product uses data from the NVD API but is not endorsed or certified by the NVD. Severity, titles and advisory data from the GitHub Advisory Database (CC BY 4.0), Red Hat security data (CC BY 4.0) and the other sources linked on each entry. Entries may be summarised or re-formatted; the linked original is the authoritative record.