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CVE-2025-36236

CRITICALCVSS 9.1/10EPSS 0.43%

Last modified

CVE-2025-36236 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request to write arbitrary files on the system.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request to write arbitrary files on the system.

Metrics

CVSS 3.1
9.1/10

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

EPSS Probability
0.43%

34.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
IbmVios3.1.0
IbmVios4.1.0
IbmAix7.2
IbmAix7.3

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-36236?
IBM AIX 7.2, and 7.3 and IBM VIOS 3.1, and 4.1 NIM server (formerly known as NIM master) service (nimesis) could allow a remote attacker to traverse directories on the system. An attacker could send a specially crafted URL request to write arbitrary files on the system.
How severe is CVE-2025-36236?
CVE-2025-36236 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2025-36236?
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-2025-36236?

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

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Source: NVD / NIST