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CVE-2020-2043

LOWCVSS 3.3/10EPSS 0.73%

Last modified

CVE-2020-2043 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. 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. EPSS estimates a 0.73% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1
3.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS Probability
0.73%

49.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
PaloaltonetworksPan-Os>= 8.1.0, <= 8.1.15
PaloaltonetworksPan-Os>= 9.0.0, < 9.0.10
PaloaltonetworksPan-Os>= 9.1.0, < 9.1.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-2043?
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.
How severe is CVE-2020-2043?
CVE-2020-2043 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.73% probability of exploitation in the next 30 days.
How do I fix CVE-2020-2043?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-2043?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST