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CVE-2024-1737— BIND's database will be slow if a very large number of RRs exist at the same name

Quick assessment

Affected
ISC BIND 9
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ISC BIND是ISC开源的一套实现了DNS协议的开源软件。 ISC BIND 9存在安全漏洞，该漏洞源于如果存在大量同名的RR，数据库将会很慢。

CVSS 7.5 · High EPSS 2.11% · P81
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I. Basic Information for CVE-2024-1737

Vulnerability Information
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Vulnerability Title
BIND's database will be slow if a very large number of RRs exist at the same name
Source: CVE Program / CVE List V5
Vulnerability Description
Resolver caches and authoritative zone databases that hold significant numbers of RRs for the same hostname (of any RTYPE) can suffer from degraded performance as content is being added or updated, and also when handling client queries for this name. This issue affects BIND 9 versions 9.11.0 through 9.11.37, 9.16.0 through 9.16.50, 9.18.0 through 9.18.27, 9.19.0 through 9.19.24, 9.11.4-S1 through 9.11.37-S1, 9.16.8-S1 through 9.16.50-S1, and 9.18.11-S1 through 9.18.27-S1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
ISC BIND 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ISC BIND是ISC开源的一套实现了DNS协议的开源软件。 ISC BIND 9存在安全漏洞，该漏洞源于如果存在大量同名的RR，数据库将会很慢。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
ISC BIND 9 9.11.0 ~ 9.11.37 -

II. Public POCs for CVE-2024-1737

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III. Intelligence Information for CVE-2024-1737

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Mailing List Discussions for CVE-2024-1737 (2)

Other References for CVE-2024-1737 (2)

Same Patch Batch · ISC · 2024-07-23 · 4 CVEs total

CVE-2024-0760 7.5 HIGH A flood of DNS messages over TCP may make the server unstable
CVE-2024-1975 7.5 HIGH SIG(0) can be used to exhaust CPU resources
CVE-2024-4076 7.5 HIGH Assertion failure when serving both stale cache data and authoritative zone content

IV. Related Vulnerabilities

Same product: BIND 9
Same vendor: ISC

V. Comments for CVE-2024-1737

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