CVE-2024-53827: Ericsson Packet Core Controller (PCC) - Improper Input Validation Vulnerability

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-05-16 · updated 2026-06-17
Weakness: CWE-20

Description

Ericsson Packet Core Controller (PCC) contains a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation

Affected products

Ericsson Packet Core Controller (PCC): before 1.36 — fixed in 1.36

How to fix

Upgrade to a fixed version: Ericsson Packet Core Controller (PCC) 1.36. Check the vendor advisory for mitigations.

References

https://www.ericsson.com/en/about-us/security/psirt/CVE-2024-53827

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