bind: named lockup with IXFR or DDNS update and a high query rate
Published Feb 23, 2011
7.1
HIGHCVSS 2.0
EPSS 13.60%
Description
ISC BIND 9.7.1 through 9.7.2-P3, when configured as an authoritative server, allows remote attackers to cause a denial of service (deadlock and daemon hang) by sending a query at the time of (1) an IXFR transfer or (2) a DDNS update.
Affected products
No data.
No data.
Red Hat Enterprise Linux 4
bind
Not affected
Red Hat Enterprise Linux 5
bind
Not affected
Red Hat Enterprise Linux 6
bind
Affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 4 | bind | Not affected | n/a |
| Red Hat Enterprise Linux 5 | bind | Not affected | n/a |
| Red Hat Enterprise Linux 6 | bind | Affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of bind as shipped with Red Hat Enterprise Linux 4, 5, or 6.
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:M/Au:N/C:N/I:N/A:C
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.60% (0.13598) | 96.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 13.60% (0.13598) | 95.97th | v5 (v2026.06.15) |
| May 19, 2026 | 4.54% (0.04537) | 89.28th | v4 (v2025.03.14) |
| May 17, 2025 | 5.99% (0.05991) | 90.16th | v4 (v2025.03.14) |
| Mar 30, 2025 | 3.48% (0.03477) | 86.45th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.50% (0.04498) | 81.50th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.48% (0.03477) | 86.78th | v4 (v2025.03.14) |
| Dec 17, 2024 | 12.01% (0.12010) | 95.33th | v3 (v2023.03.01) |
| Mar 7, 2023 | 9.45% (0.09449) | 93.72th | v3 (v2023.03.01) |
| Mar 6, 2023 | 4.71% (0.04711) | 89.20th | v2 (v2022.01.01) |
| Apr 1, 2022 | 4.71% (0.04711) | 88.11th | v2 (v2022.01.01) |
| Feb 4, 2022 | 4.71% (0.04711) | 74.48th | v2 (v2022.01.01) |
References (15)
- http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html vendor-advisoryx_refsource_SUSE
- http://secunia.com/advisories/43439 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/43443 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.debian.org/security/2011/dsa-2208 vendor-advisoryx_refsource_DEBIAN
- http://www.isc.org/software/bind/advisories/cve-2011-0414 x_refsource_CONFIRMVendor Advisory
- http://www.kb.cert.org/vuls/id/449980 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.kb.cert.org/vuls/id/559980 third-party-advisoryx_refsource_CERT-VNUS Government Resource
- http://www.securitytracker.com/id?1025110 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1070-1 vendor-advisoryx_refsource_UBUNTU
- http://www.vupen.com/english/advisories/2011/0466 vdb-entryx_refsource_VUPENVendor Advisory
- http://www.vupen.com/english/advisories/2011/0489 vdb-entryx_refsource_VUPENVendor Advisory
- https://access.redhat.com/security/cve/CVE-2011-0414 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=679496 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2011-0414
- https://www.cve.org/CVERecord?id=CVE-2011-0414
Change history (0)
No recorded changes yet.