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Fencer Vulns
critical 9.8

CVE-2017-9104 json

An issue was discovered in adns before 1.5.2.

published 2020-06-18 6 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18042

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

An issue was discovered in adns before 1.5.2. It hangs, eating CPU, if a compression pointer loop is encountered.

Patch / fix

  • gnu adns 1.5.2
  • adns Debian 14, Debian 13, Debian 12 1.6.0-2

debian advisories DEBIAN-CVE-2017-9104

  • adns SLES 11 SP4-LTSS, SLE Point of Sale 11 SP3 1.4-75.3.1
  • adns SLES for SAP 12 SP5, SLES for SAP 12 SP4, SLES for SAP 12 SP3 +14 more 1.4-103.3.1

suse advisories SUSE-SU-2020:14399-1SUSE-SU-2020:1612-1

  • adns openSUSE Leap 15.1 1.5.1-lp151.3.3.1

opensuse advisories openSUSE-SU-2020:0827-1

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-2017-9104 updated cvss 7.5

adns: uncontrolled resource consumption when a compression pointer loop is encountered

  • 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

2.42% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-400 Uncontrolled Resource Consumption

References

Sources

Fencer Vulns 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.