CVE-2018-19278
published 2018-11-14CVE-2018-19278: Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a…
PriorityP342high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EPSS
3.58%
87.9th percentile
Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a specially crafted DNS SRV or NAPTR response, because a buffer size is supposed to match an expanded length but actually matches a compressed length.
Affected
35 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | — | — |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
| digium | asterisk | >= 0 < 15.7.1-r0 | 15.7.1-r0 |
CVSS provenance
nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
osv7.5HIGH
vendor_debian7.5LOW
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GHSA
GHSA-47fm-v3pv-gm8p: Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15
ghsa_unreviewed·2022-05-14
CVE-2018-19278 [HIGH] CWE-119 GHSA-47fm-v3pv-gm8p: Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15
Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a specially crafted DNS SRV or NAPTR response, because a buffer size is supposed to match an expanded length but actually matches a compressed length.
OSV
CVE-2018-19278: Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15
osv·2018-11-14·CVSS 7.5
CVE-2018-19278 [HIGH] CVE-2018-19278: Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15
Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a specially crafted DNS SRV or NAPTR response, because a buffer size is supposed to match an expanded length but actually matches a compressed length.
Debian
CVE-2018-19278: asterisk - Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6...
vendor_debian·2018·CVSS 7.5
CVE-2018-19278 [HIGH] CVE-2018-19278: asterisk - Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6...
Buffer overflow in DNS SRV and NAPTR lookups in Digium Asterisk 15.x before 15.6.2 and 16.x before 16.0.1 allows remote attackers to crash Asterisk via a specially crafted DNS SRV or NAPTR response, because a buffer size is supposed to match an expanded length but actually matches a compressed length.
Scope: local
bullseye: resolved
sid: resolved
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [fedora-all]
bugzilla·2018-11-15·CVSS 7.5
CVE-2018-19278 [HIGH] CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [fedora-all]
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [fedora-all]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of fedora-all.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
NOTE: this issue affects multiple supported
Bugzilla
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups
bugzilla·2018-11-15·CVSS 7.5
CVE-2018-19278 [HIGH] CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups
There is a buffer overflow vulnerability in dns_srv and dns_naptr functions of Asterisk that allows an attacker to crash Asterisk via a specially crafted DNS SRV or NAPTR response. The attacker’s request causes Asterisk to segfault and crash.
External References:
http://downloads.asterisk.org/pub/security/AST-2018-010.html
Discussion:
Created asterisk tracking bugs for this issue:
Affects: epel-6 [bug 1650188]
Affects: fedora-all [bug 1650187]
---
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
Bugzilla
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [epel-6]
bugzilla·2018-11-15·CVSS 7.5
CVE-2018-19278 [HIGH] CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [epel-6]
CVE-2018-19278 asterisk: Buffer overflow in the DNS SRV and NAPTR lookups [epel-6]
This is an automatically created tracking bug! It was created to ensure
that one or more security vulnerabilities are fixed in affected versions
of epel-6.
For comments that are specific to the vulnerability please use bugs filed
against the "Security Response" product referenced in the "Blocks" field.
For more information see:
http://fedoraproject.org/wiki/Security/TrackingBugs
When submitting as an update, use the fedpkg template provided in the next
comment(s). This will include the bug IDs of this tracking bug as well as
the relevant top-level CVE bugs.
Please also mention the CVE IDs being fixed in the RPM changelog and the
fedpkg commit message.
Discussion:
Use the following template to for the
2018-11-14
Published