Vulnerability identifier: #VU32396

Vulnerability risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2015-5986

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
ISC BIND
Server applications / DNS servers

Vendor: ISC

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

openpgpkey_61.c in named in ISC BIND 9.9.7 before 9.9.7-P3 and 9.10.x before 9.10.2-P4 allows remote attackers to cause a denial of service (REQUIRE assertion failure and daemon exit) via a crafted DNS response.

Mitigation
Install update from vendor's website.

Vulnerable software versions

ISC BIND: 9.9.7 - 9.9.7-P2

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External links
http://lists.apple.com/archives/security-announce/2015/Oct/msg00009.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/165810.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167465.html
http://www.securityfocus.com/bid/76618
http://www.securitytracker.com/id/1033453
http://kb.isc.org/article/AA-01291
http://kb.isc.org/article/AA-01305
http://kb.isc.org/article/AA-01306
http://kb.isc.org/article/AA-01307
http://kb.isc.org/article/AA-01438
http://kc.mcafee.com/corporate/index?page=content&id=SB10134
http://security.gentoo.org/glsa/201510-01
http://security.netapp.com/advisory/ntap-20190730-0001/
http://support.apple.com/HT205376

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.