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CVE-2020-2043— PAN-OS: Passwords may be logged in clear text when using after-change-detail custom syslog field for config logs

Quick assessment

Affected
Palo Alto Networks PAN-OS
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.

Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。 Palo Alto Networks PAN-OS 中存在日志信息泄露漏洞。该漏洞源于网络系统或产品的日志文件非正常输出。

CVSS 3.3 · Low EPSS 0.73% · P53

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
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I. Basic Information for CVE-2020-2043

Vulnerability Information
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Vulnerability Title
PAN-OS: Passwords may be logged in clear text when using after-change-detail custom syslog field for config logs
Source: CVE Program / CVE List V5
Vulnerability Description
An information exposure through log file vulnerability where sensitive fields are recorded in the configuration log without masking on Palo Alto Networks PAN-OS software when the after-change-detail custom syslog field is enabled for configuration logs and the sensitive field appears multiple times in one log entry. The first instance of the sensitive field is masked but subsequent instances are left in clear text. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.16; PAN-OS 9.0 versions earlier than PAN-OS 9.0.10; PAN-OS 9.1 versions earlier than PAN-OS 9.1.4.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Palo Alto Networks PAN-OS 日志信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Palo Alto Networks PAN-OS是美国Palo Alto Networks公司的一套为其防火墙设备开发的操作系统。 Palo Alto Networks PAN-OS 中存在日志信息泄露漏洞。该漏洞源于网络系统或产品的日志文件非正常输出。
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
Palo Alto Networks PAN-OS 8.1 ~ 8.1.16 -

II. Public POCs for CVE-2020-2043

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III. Intelligence Information for CVE-2020-2043

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Vendor Advisories for CVE-2020-2043 (1)

Same Patch Batch · Palo Alto Networks · 2020-09-09 · 9 CVEs total

CVE-2020-2040 9.8 CRITICAL PAN-OS: Buffer overflow when Captive Portal or Multi-Factor Authentication (MFA) is enable
CVE-2020-2036 8.8 HIGH PAN-OS: Reflected Cross-Site Scripting (XSS) vulnerability in management web interface
CVE-2020-2041 7.5 HIGH PAN-OS: Management web interface denial-of-service (DoS)
CVE-2020-2037 7.2 HIGH PAN-OS: OS command injection vulnerability in the management web interface
CVE-2020-2038 7.2 HIGH PAN-OS: OS command injection vulnerability in the management web interface
CVE-2020-2042 7.2 HIGH PAN-OS: Buffer overflow in the management web interface
CVE-2020-2039 5.3 MEDIUM PAN-OS: Management web interface denial-of-service (DoS) through unauthenticated file uplo
CVE-2020-2044 3.3 LOW PAN-OS: Passwords may be logged in clear text while storing operational command (op comman

IV. Related Vulnerabilities

Same product: PAN-OS
Same vendor: Palo Alto Networks
Same weakness: CWE-532

V. Comments for CVE-2020-2043

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