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Vulnerability details: VCID-1qch-uvj9-nucr
Vulnerability ID VCID-1qch-uvj9-nucr
Aliases CVE-2025-68471
Summary avahi: Avahi: Denial of Service via unsolicited CNAME announcements
Status Published
Exploitability 0.5
Weighted Severity 5.9
Risk 3.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-617 Reachable Assertion
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-68471.json
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
epss 0.00017 https://api.first.org/data/v1/epss?cve=CVE-2025-68471
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3.1 6.5 https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1
ssvc Track https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1
cvssv3.1 6.5 https://github.com/avahi/avahi/issues/678
ssvc Track https://github.com/avahi/avahi/issues/678
cvssv3.1 6.5 https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
ssvc Track https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-68471.json
https://api.first.org/data/v1/epss?cve=CVE-2025-68471
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-68471
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1125419 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1125419
2428717 https://bugzilla.redhat.com/show_bug.cgi?id=2428717
678 https://github.com/avahi/avahi/issues/678
9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1 https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1
GHSA-56rf-42xr-qmmg https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
USN-7967-1 https://usn.ubuntu.com/7967-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-68471.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-12T18:42:17Z/ Found at https://github.com/avahi/avahi/commit/9c6eb53bf2e290aed84b1f207e3ce35c54cc0aa1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://github.com/avahi/avahi/issues/678
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-12T18:42:17Z/ Found at https://github.com/avahi/avahi/issues/678
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-01-12T18:42:17Z/ Found at https://github.com/avahi/avahi/security/advisories/GHSA-56rf-42xr-qmmg
Exploit Prediction Scoring System (EPSS)
Percentile 0.03992
EPSS Score 0.00017
Published At April 2, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:32:55.095663+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2025-68471.json 38.0.0