avahi: avahi-daemon DoS (application abort) via packet with source port 0
Published Dec 17, 2008
5.0
MEDIUMCVSS 2.0
EPSS 59.22%
Description
The originates_from_local_legacy_unicast_socket function (avahi-core/server.c) in avahi-daemon in Avahi before 0.6.24 allows remote attackers to cause a denial of service (crash) via a crafted mDNS packet with a source port of 0, which triggers an assertion failure.
Affected products
No data.
- ≤ 0.6.23
- 0.1
- 0.2
- 0.3
- 0.4
- 0.5
- 0.5.1
- 0.5.2
- 0.6.1
- 0.6.2
- 0.6.3
- 0.6.4
- 0.6.5
- 0.6.6
- 0.6.7
- 0.6.8
- 0.6.9
- 0.6.10
- 0.6.11
- 0.6.12
- 0.6.13
- 0.6.14
- 0.6.15
- 0.6.16
- 0.6.17
- 0.6.18
- 0.6.19
- 0.6.20
- 0.6.21
- 0.6.22
No data.
Red Hat Enterprise Linux 5
avahi-0:0.6.16-1.el5_2.1
Fixed · RHSA-2009:0013
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | avahi-0:0.6.16-1.el5_2.1 | Fixed | RHSA-2009:0013 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 59.22% (0.59223) | 99.09th | v5 (v2026.06.15) |
| Jun 15, 2026 | 59.22% (0.59223) | 98.99th | v5 (v2026.06.15) |
| Feb 6, 2026 | 77.08% (0.77078) | 98.93th | v4 (v2025.03.14) |
| Dec 1, 2025 | 75.37% (0.75367) | 98.84th | v4 (v2025.03.14) |
| Mar 30, 2025 | 71.17% (0.71171) | 98.62th | v4 (v2025.03.14) |
| Mar 29, 2025 | 76.83% (0.76834) | 98.64th | v4 (v2025.03.14) |
| Mar 17, 2025 | 71.17% (0.71171) | 98.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 95.50% (0.95498) | 99.47th | v3 (v2023.03.01) |
| Jun 27, 2024 | 95.50% (0.95502) | 99.41th | v3 (v2023.03.01) |
| Feb 5, 2024 | 95.38% (0.95378) | 99.23th | v3 (v2023.03.01) |
| Nov 23, 2023 | 96.07% (0.96066) | 99.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 96.14% (0.96139) | 99.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 69.57% (0.69567) | 99.13th | v2 (v2022.01.01) |
| Feb 4, 2022 | 69.57% (0.69567) | 98.96th | v2 (v2022.01.01) |
References (17)
- http://avahi.org/milestone/Avahi%200.6.24 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00000.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/33153 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/33220 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/33279 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/33475 third-party-advisoryx_refsource_SECUNIA
- http://security.gentoo.org/glsa/glsa-200901-11.xml vendor-advisoryx_refsource_GENTOO
- http://www.debian.org/security/2008/dsa-1690 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2008/12/14/1 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/32825 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/usn-696-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2008-5081 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=475964 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2008-5081
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9987 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2008-5081
- https://www.exploit-db.com/exploits/7520 exploitx_refsource_EXPLOIT-DB
Change history (0)
No recorded changes yet.