HIGH
bind: Specially crafted DNS data can cause a lockup in named
Published Oct 10, 2012
7.8
HIGHCVSS 2.0
EPSS 34.20%
Description
ISC BIND 9.x before 9.7.6-P4, 9.8.x before 9.8.3-P4, 9.9.x before 9.9.1-P4, and 9.4-ESV and 9.6-ESV before 9.6-ESV-R7-P4 allows remote attackers to cause a denial of service (named daemon hang) via unspecified combinations of resource records.
Affected products
No data.
OR
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No data.
Red Hat Enterprise Linux 4 Extended Lifecycle Support
bind-20:9.2.4-41.el4
Fixed · RHSA-2012:1365
Red Hat Enterprise Linux 5
bind-30:9.3.6-20.P1.el5_8.5
Fixed · RHSA-2012:1363
Red Hat Enterprise Linux 5
bind97-32:9.7.0-10.P2.el5_8.4
Fixed · RHSA-2012:1364
Red Hat Enterprise Linux 6
bind-32:9.8.2-0.10.rc1.el6_3.5
Fixed · RHSA-2012:1363
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 Extended Lifecycle Support | bind-20:9.2.4-41.el4 | Fixed | RHSA-2012:1365 |
| Red Hat Enterprise Linux 5 | bind-30:9.3.6-20.P1.el5_8.5 | Fixed | RHSA-2012:1363 |
| Red Hat Enterprise Linux 5 | bind97-32:9.7.0-10.P2.el5_8.4 | Fixed | RHSA-2012:1364 |
| Red Hat Enterprise Linux 6 | bind-32:9.8.2-0.10.rc1.el6_3.5 | Fixed | RHSA-2012:1363 |
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.
7.8 HIGH NVD
AV:N/AC:L/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
34.20% 0.34196
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.34196
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 (53 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 34.20% (0.34196) | 98.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 34.20% (0.34196) | 98.19th | v5 (v2026.06.15) |
| Jun 13, 2026 | 47.60% (0.47604) | 97.78th | v4 (v2025.03.14) |
| Mar 17, 2026 | 41.98% (0.41981) | 97.38th | v4 (v2025.03.14) |
| Mar 11, 2026 | 48.36% (0.48357) | 97.68th | v4 (v2025.03.14) |
| Mar 4, 2026 | 35.35% (0.35353) | 96.96th | v4 (v2025.03.14) |
| Mar 1, 2026 | 39.16% (0.39164) | 97.22th | v4 (v2025.03.14) |
| Feb 27, 2026 | 35.35% (0.35353) | 96.96th | v4 (v2025.03.14) |
| Feb 5, 2026 | 40.66% (0.40663) | 97.25th | v4 (v2025.03.14) |
| Feb 4, 2026 | 48.37% (0.48365) | 97.65th | v4 (v2025.03.14) |
| Feb 1, 2026 | 52.07% (0.52070) | 97.84th | v4 (v2025.03.14) |
| Jan 23, 2026 | 48.37% (0.48365) | 97.65th | v4 (v2025.03.14) |
| Jan 4, 2026 | 53.69% (0.53689) | 97.89th | v4 (v2025.03.14) |
| Jan 1, 2026 | 57.25% (0.57248) | 98.06th | v4 (v2025.03.14) |
| Dec 4, 2025 | 53.88% (0.53877) | 97.87th | v4 (v2025.03.14) |
| Dec 1, 2025 | 57.58% (0.57578) | 98.06th | v4 (v2025.03.14) |
| Nov 4, 2025 | 45.08% (0.45084) | 97.44th | v4 (v2025.03.14) |
| Nov 1, 2025 | 42.08% (0.42083) | 97.30th | v4 (v2025.03.14) |
| Oct 4, 2025 | 45.08% (0.45084) | 97.50th | v4 (v2025.03.14) |
| Oct 1, 2025 | 42.08% (0.42083) | 97.36th | v4 (v2025.03.14) |
| Sep 4, 2025 | 45.08% (0.45084) | 97.52th | v4 (v2025.03.14) |
| Sep 1, 2025 | 42.08% (0.42083) | 97.37th | v4 (v2025.03.14) |
| Aug 5, 2025 | 45.08% (0.45084) | 97.48th | v4 (v2025.03.14) |
| Aug 1, 2025 | 42.08% (0.42083) | 97.34th | v4 (v2025.03.14) |
| Jul 4, 2025 | 45.08% (0.45084) | 97.44th | v4 (v2025.03.14) |
| Jul 1, 2025 | 42.08% (0.42083) | 97.30th | v4 (v2025.03.14) |
| Jun 17, 2025 | 45.08% (0.45084) | 97.43th | v4 (v2025.03.14) |
| Jun 6, 2025 | 53.88% (0.53877) | 97.83th | v4 (v2025.03.14) |
| Jun 5, 2025 | 44.77% (0.44770) | 97.41th | v4 (v2025.03.14) |
| Jun 4, 2025 | 47.21% (0.47214) | 97.52th | v4 (v2025.03.14) |
| Jun 1, 2025 | 40.78% (0.40781) | 97.21th | v4 (v2025.03.14) |
| May 17, 2025 | 43.94% (0.43936) | 97.36th | v4 (v2025.03.14) |
| May 5, 2025 | 47.21% (0.47214) | 97.51th | v4 (v2025.03.14) |
| May 1, 2025 | 44.05% (0.44051) | 97.36th | v4 (v2025.03.14) |
| Apr 18, 2025 | 47.21% (0.47214) | 97.48th | v4 (v2025.03.14) |
| Apr 17, 2025 | 44.05% (0.44051) | 97.32th | v4 (v2025.03.14) |
| Apr 4, 2025 | 47.21% (0.47214) | 97.45th | v4 (v2025.03.14) |
| Apr 3, 2025 | 44.05% (0.44051) | 97.28th | v4 (v2025.03.14) |
| Mar 30, 2025 | 47.21% (0.47214) | 97.44th | v4 (v2025.03.14) |
| Mar 29, 2025 | 59.81% (0.59811) | 97.50th | v4 (v2025.03.14) |
| Mar 27, 2025 | 44.05% (0.44051) | 97.09th | v4 (v2025.03.14) |
| Mar 25, 2025 | 47.21% (0.47214) | 97.43th | v4 (v2025.03.14) |
| Mar 23, 2025 | 43.94% (0.43936) | 97.14th | v4 (v2025.03.14) |
| Mar 22, 2025 | 40.78% (0.40781) | 97.12th | v4 (v2025.03.14) |
| Mar 17, 2025 | 43.94% (0.43936) | 97.23th | v4 (v2025.03.14) |
| Dec 17, 2024 | 10.22% (0.10222) | 94.94th | v3 (v2023.03.01) |
| Oct 29, 2024 | 8.54% (0.08536) | 94.62th | v3 (v2023.03.01) |
| Sep 5, 2024 | 10.15% (0.10153) | 95.06th | v3 (v2023.03.01) |
| Jul 9, 2024 | 13.29% (0.13290) | 95.62th | v3 (v2023.03.01) |
| May 10, 2024 | 15.09% (0.15091) | 95.80th | v3 (v2023.03.01) |
| Mar 7, 2023 | 19.90% (0.19900) | 95.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 26.38% (0.26383) | 97.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 26.38% (0.26383) | 95.72th | v2 (v2022.01.01) |
Weaknesses (1)
References (42)
- http://aix.software.ibm.com/aix/efixes/security/bind9_advisory5.asc x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2013/Sep/msg00002.html vendor-advisoryx_refsource_APPLE
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090346.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090491.html vendor-advisoryx_refsource_FEDORA
- http://lists.fedoraproject.org/pipermail/package-announce/2012-October/090586.html vendor-advisoryx_refsource_FEDORA
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00011.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-10/msg00013.html vendor-advisoryx_refsource_SUSE
- http://osvdb.org/86118 vdb-entryx_refsource_OSVDB
- http://rhn.redhat.com/errata/RHSA-2012-1363.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2012-1364.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2012-1365.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/50903 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/50909 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/50956 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51054 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51078 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51096 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51106 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/51178 third-party-advisoryx_refsource_SECUNIA
- http://support.apple.com/kb/HT5880 x_refsource_CONFIRM
- http://www.debian.org/security/2012/dsa-2560 vendor-advisoryx_refsource_DEBIAN
- http://www.ibm.com/support/docview.wss?uid=isg1IV30185 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30247 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30364 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30365 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30366 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30367 vendor-advisoryx_refsource_AIXAPAR
- http://www.ibm.com/support/docview.wss?uid=isg1IV30368 vendor-advisoryx_refsource_AIXAPAR
- http://www.isc.org/software/bind/advisories/cve-2012-5166 x_refsource_CONFIRM
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:162 vendor-advisoryx_refsource_MANDRIVA
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html x_refsource_CONFIRM
- http://www.securityfocus.com/bid/55852 vdb-entryx_refsource_BID
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2012&m=slackware-security.536004 vendor-advisoryx_refsource_SLACKWARE
- http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf x_refsource_CONFIRM
- https://access.redhat.com/security/cve/CVE-2012-5166 Vendor Advisory
- https://blogs.oracle.com/sunsecurity/entry/cve_2012_5166_denial_of x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=864273 Issue Tracking
- https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952488 x_refsource_CONFIRM
- https://kb.isc.org/article/AA-00801 x_refsource_CONFIRMVendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2012-5166
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A19706 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2012-5166
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 10, 2012
Updated Aug 6, 2024
Reserved Sep 26, 2012
Link CVE-2012-5166
CISA Vulnrichment
Updated n/a