CVE-2018-5740
"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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 59.6%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
"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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 59.62% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-617
- Affected
- isc/bind · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux workstation · debian/debian linux · netapp/data ontap edge · canonical/ubuntu linux · hp/hp-ux · opensuse/leap
- Source
- security-officer@isc.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00026.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00027.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/105055Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041436Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2570Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2571Third Party Advisory
- https://kb.isc.org/docs/aa-01639Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/08/msg00033.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00001.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201903-13Third Party Advisory
- https://security.netapp.com/advisory/ntap-20180926-0003/Third Party Advisory
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03927en_usThird Party Advisory
- https://usn.ubuntu.com/3769-1/Third Party Advisory
- https://usn.ubuntu.com/3769-2/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00026.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00027.htmlMailing List, Third Party Advisory
- http://www.securityfocus.com/bid/105055Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1041436Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2018:2570Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:2571Third Party Advisory
- https://kb.isc.org/docs/aa-01639Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/08/msg00033.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2021/11/msg00001.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201903-13Third Party Advisory
- https://security.netapp.com/advisory/ntap-20180926-0003/Third Party Advisory
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03927en_usThird Party Advisory
- https://usn.ubuntu.com/3769-1/Third Party Advisory
- https://usn.ubuntu.com/3769-2/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.