Double Free in ldns



Published: 2017-11-17 | Updated: 2020-08-03
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2017-1000232
CWE-ID CWE-415
Exploitation vector Network
Public exploit N/A
Vulnerable software
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ldns
Other software / Other software solutions

Vendor NLnet Labs

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Double Free

EUVDB-ID: #VU33173

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-1000232

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

A double-free vulnerability in str2host.c in ldns 1.7.0 have unspecified impact and attack vectors.

Mitigation

Install update from vendor's website.

Vulnerable software versions

ldns: 1.7.0

External links

http://lists.opensuse.org/opensuse-security-announce/2020-04/msg00000.html
http://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=1257


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.



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