CVE-2018-16855

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Source
https://cve.org/CVERecord?id=CVE-2018-16855
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-16855.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-16855
Downstream
Related
Published
2018-12-03T14:29:00.257Z
Modified
2026-05-18T15:06:32.761991Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An issue has been found in PowerDNS Recursor before version 4.1.8 where a remote attacker sending a DNS query can trigger an out-of-bounds memory read while computing the hash of the query for a packet cache lookup, possibly leading to a crash.

References

Affected packages

Git / github.com/powerdns/pdns

Affected ranges

Type
GIT
Repo
https://github.com/powerdns/pdns
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e412a949491886c13854587bbd06fa90ceb3a326
Database specific 
{
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.1.8"
        }
    ],
    "source": "CPE_FIELD",
    "cpe": "cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*"
}

Affected versions

auth-3.*
auth-3.1-rc1
auth-3.1-rc2
auth-3.1-rc3
auth-3.2-rc1
auth-3.2-rc2
auth-3.2-rc3
auth-3.2-rc4
auth-3.4.0
auth-3.4.0-rc1
auth-3.4.0-rc2
auth-4.*
auth-4.0.0
auth-4.0.0-alpha1
auth-4.0.0-alpha2
auth-4.0.0-alpha3
auth-4.0.0-beta1
auth-4.0.0-rc1
auth-4.0.0-rc2
auth-4.0.1
auth-4.1.0
auth-4.1.0-rc1
auth-4.1.0-rc2
auth-4.1.0-rc3
dnsdist-1.*
dnsdist-1.0.0
dnsdist-1.0.0-alpha1
dnsdist-1.0.0-alpha2
dnsdist-1.0.0-beta1
dnsdist-1.1.0
dnsdist-1.1.0-beta1
dnsdist-1.1.0-beta2
dnsdist-1.2.0
Other
rec-3-0
rec-3-0-1
rec-3.*
rec-3.0
rec-3.0.1
rec-3.1.4
rec-3.3.1
rec-3.5
rec-3.5-rc1
rec-3.5-rc3
rec-3.5-rc4
rec-3.5-rc5
rec-3.6.0
rec-4.*
rec-4.0.0
rec-4.0.0-alpha1
rec-4.0.0-alpha2
rec-4.0.0-alpha3
rec-4.0.0-beta1
rec-4.0.0-rc1
rec-4.0.1
rec-4.0.2
rec-4.1.0
rec-4.1.0-alpha1
rec-4.1.0-rc1
rec-4.1.0-rc2
rec-4.1.0-rc3
rec-4.1.1
rec-4.1.2
rec-4.1.3
rec-4.1.4
rec-4.1.5
rec-4.1.6
rec-4.1.7

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-16855.json"