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CVSSv2

CVE-2018-5740

Published: 16/01/2019 Updated: 12/04/2022
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
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Vulnerability Summary

"deny-answer-aliases" is a little-used feature intended to help recursive server operators protect end users against DNS rebinding attacks, a potential method of circumventing the security model used by client browsers. However, a defect in this feature makes it easy, when the feature is in use, to experience an assertion failure in name.c. Affects BIND 9.7.0->9.8.8, 9.9.0->9.9.13, 9.10.0->9.10.8, 9.11.0->9.11.4, 9.12.0->9.12.2, 9.13.0->9.13.2.

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redhat enterprise linux server eus 7.5

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hp hp-ux -

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opensuse leap 42.3

Vendor Advisories

Red Hat: Important: bind security update
Synopsis Important: bind security update Type/Severity Security Advisory: Important Topic An update for bind is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) base score, whic ...
Red Hat: Important: bind security update
Synopsis Important: bind security update Type/Severity Security Advisory: Important Topic An update for bind is now available for Red Hat Enterprise Linux 6Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVSS) base score, which ...
Debian CVElist Bug Report Logs: bind9: CVE-2018-5740: A flaw in the "deny-answer-aliases" feature can cause an INSIST assertion failure in named
Debian Bug report logs - #905743 bind9: CVE-2018-5740: A flaw in the "deny-answer-aliases" feature can cause an INSIST assertion failure in named Package: src:bind9; Maintainer for src:bind9 is Debian DNS Team <team+dns@trackerdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 8 Aug 2018 2 ...
Ubuntu Security Notice: bind9 vulnerability
Bind could be made to crash if it received specially crafted network traffic ...
Ubuntu Security Notice: bind9 vulnerability
Bind could be made to crash if it received specially crafted network traffic ...
Amazon Linux AMI: ALAS-2018-1082
A denial of service flaw was discovered in bind versions that include the "deny-answer-aliases" feature This flaw may allow a remote attacker to trigger an INSIST assert in named leading to termination of the process and a denial of service condition(CVE-2018-5740) ...
Amazon Linux 2: ALAS2-2018-1082
A denial of service flaw was discovered in bind versions that include the "deny-answer-aliases" feature This flaw may allow a remote attacker to trigger an INSIST assert in named leading to termination of the process and a denial of service condition(CVE-2018-5740) ...
Red Hat: CVE-2018-5740
A denial of service flaw was discovered in bind versions that include the "deny-answer-aliases" feature This flaw may allow a remote attacker to trigger an INSIST assert in named leading to termination of the process and a denial of service condition ...

Github Repositories

https://github.com/sischkg/cve-2018-5740

CVE-2018-5740 PoC Named, which is received response from legimate authoritative server, is crashed by CVE-2018-5740 FILES namedconf: BIND configration file for authoritative server examplecom: zone file for authoritative server named-full-resolverconf: BIND configration file for victim full-resolver server REPRODUCE STEPS Install CentOS 75 Install bind and bind-utils

References

CWE-617https://kb.isc.org/docs/aa-01639https://usn.ubuntu.com/3769-2/https://usn.ubuntu.com/3769-1/https://security.netapp.com/advisory/ntap-20180926-0003/https://lists.debian.org/debian-lts-announce/2018/08/msg00033.htmlhttps://access.redhat.com/errata/RHSA-2018:2571https://access.redhat.com/errata/RHSA-2018:2570http://www.securitytracker.com/id/1041436http://www.securityfocus.com/bid/105055https://security.gentoo.org/glsa/201903-13http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00027.htmlhttp://lists.opensuse.org/opensuse-security-announce/2019-06/msg00026.htmlhttps://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03927en_ushttps://lists.debian.org/debian-lts-announce/2021/11/msg00001.htmlhttps://access.redhat.com/errata/RHSA-2018:2570https://nvd.nist.govhttps://usn.ubuntu.com/3769-2/
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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