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Fencer Intel
medium 5.0

CVE-2015-5311 json

PowerDNS (aka pdns) Authoritative Server 3.4.4 before 3.4.7 allows remote attackers to cause a denial of service (assertion failure and ser…

published 2015-11-17 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-5283

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
67.5%
EPSS 67.5% chance of exploitation in 30 days, percentile 99.3%
public exploits
0
none known

Summary

PowerDNS (aka pdns) Authoritative Server 3.4.4 before 3.4.7 allows remote attackers to cause a denial of service (assertion failure and server crash) via crafted query packets.

Patch / fix

  • pdns Debian 14, Debian 13, Debian 12 3.4.7-1

debian advisories DEBIAN-CVE-2015-5311

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-5311 updated cvss 4.3

pdns: packet parsing bug can lead to crashes (DoS)

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

67.46% chance of exploitation in the next 30 days, higher than 99.3% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.