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CVE-2023-24035

Quick assessment

Affected
Nagios Nagios XI
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.

Nagios XI是Nagios公司的一款网络监控与日志审计平台。 Nagios XI 5.9.3之前版本存在侧信道信息泄露漏洞，该漏洞源于is_insecure_login_authenticated函数使用不安全的时序比较，攻击者可通过测量比较中的时间差异暴力破解管理员密码。

CVSS 3.5 · Low EPSS 0.73% · P54

Possible ATT&CK Techniques 1 AI

T1110 · Brute Force

Affected Version Matrix 1

VendorProduct Version RangeStatus
Nagios Nagios XI < 5.9.3 affected
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I. Basic Information for CVE-2023-24035

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in Nagios XI before 5.9.3. The is_insecure_login_authenticated function uses a insecure timing comparison that leads to an attacker being able to bruteforce the admin password, by measuring timing differences in the comparison.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过时间差异性导致的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Nagios XI 侧信道信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nagios XI是Nagios公司的一款网络监控与日志审计平台。 Nagios XI 5.9.3之前版本存在侧信道信息泄露漏洞，该漏洞源于is_insecure_login_authenticated函数使用不安全的时序比较，攻击者可通过测量比较中的时间差异暴力破解管理员密码。
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
Nagios Nagios XI 0 ~ 5.9.3 -

II. Public POCs for CVE-2023-24035

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III. Intelligence Information for CVE-2023-24035

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Vendor Pages for CVE-2023-24035 (1)

IV. Related Vulnerabilities

Same product: Nagios XI
Same vendor: Nagios
Same weakness: CWE-208