CVE-2018-16855
- Source
- https://nvd.nist.gov/vuln/detail/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
- 2025-11-14T08:00:10.517379Z
- 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
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
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-3.3
auth-3.3-rc1
auth-3.3-rc2
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-3.6.0-rc1
rec-3.7.0
rec-3.7.0-rc1
rec-3.7.0-rc2
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