DNS response rate limiting can simplify cache poisoning attacks
Published Nov 5, 2019
5.9
MEDIUMCVSS 3.1
EPSS 3.45%
Description
Cache Poisoning issue exists in DNS Response Rate Limiting.
Affected products
No data.
Configuration 3
- < 1.3.0
Configuration 4
- 6.0
- 7.0
No data.
Red Hat Enterprise Linux 5
bind
Not affected
Red Hat Enterprise Linux 5
bind97
Not affected
Red Hat Enterprise Linux 6
bind
Will not fix
Red Hat Enterprise Linux 7
bind
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | bind | Not affected | n/a |
| Red Hat Enterprise Linux 5 | bind97 | Not affected | n/a |
| Red Hat Enterprise Linux 6 | bind | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | bind | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
Red Hat does not currently plan to change the default value of the slip parameter of the DNS response rate limiting (DNS RRL) feature in bind packages shipped with Red Hat Enterprise Linux. Refer to Red Hat Bugzilla bug 1038750 for additional details.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
No CVSS v3.0 score for this CVE.
AV:N/AC:H/Au:N/C:N/I:P/A:N
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 2, 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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 3.45% (0.03450) | 88.63th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.45% (0.03450) | 87.43th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.06% (0.01059) | 76.10th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.11% (0.00113) | 46.48th | v3 (v2023.03.01) |
| Jun 26, 2024 | 0.11% (0.00108) | 44.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.11% (0.00108) | 42.00th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00954) | 36.37th | v2 (v2022.01.01) |
| Sep 2, 2022 | 0.95% (0.00954) | 34.50th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00954) | 32.50th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00954) | 16.28th | v2 (v2022.01.01) |
References (7)
- https://access.redhat.com/security/cve/CVE-2013-5661 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1038750 Issue Tracking
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-5661 x_refsource_MISCIssue TrackingThird Party Advisory
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2013-5661 x_refsource_MISCIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2013-5661
- https://security-tracker.debian.org/tracker/CVE-2013-5661 x_refsource_MISCThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2013-5661
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2013-5661 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1038750 | Issue Tracking | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-5661 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://bugzilla.suse.com/show_bug.cgi?id=CVE-2013-5661 | x_refsource_MISCIssue TrackingThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2013-5661 | ||
| https://security-tracker.debian.org/tracker/CVE-2013-5661 | x_refsource_MISCThird Party Advisory | |
| https://www.cve.org/CVERecord?id=CVE-2013-5661 |
Change history (0)
No recorded changes yet.