CVE-2018-17419 — NULL Pointer Dereference in Library Project DNS Library

CWE-476 — NULL Pointer DereferenceCWE-400 — Uncontrolled Resource Consumption6 documents4 sources
Severity
7.5HIGHNVD
EPSS
0.4%
top 40.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Github.com Miekg DNSDNS Library Project DNS Library
Timeline
PublishedMar 7
Latest updateMay 18

Description

An issue was discovered in setTA in scan_rr.go in the Miek Gieben DNS library before 1.0.10 for Go. A dns.ParseZone() parsing error causes a segmentation violation, leading to denial of service.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

🔴Vulnerability Details

4
OSV
miekg/dns parsing error leads to nil pointer dereference and DoS↗2021-05-18
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GHSA
miekg/dns parsing error leads to nil pointer dereference and DoS↗2021-05-18
▶
OSV
Denial of service via malformed zone file in github.com/miekg/dns↗2021-04-14
▶
OSV
CVE-2018-17419: An issue was discovered in setTA in scan_rr↗2019-03-07
▶

📋Vendor Advisories

1
Red Hat
dns: Denial of Service (DoS)↗2019-03-08
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