PatchTheCVECVE-2025-59174: Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending
CVE-2025-59174 is a medium-severity flaw (CVSS 6.5) affecting packet core controller. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 6.5 (Medium) |
| Attack vector | Adjacent network |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.2% (top 94%) |
| CISA exploited list | No |
| Weakness | CWE-228 |
| Published | 2026-06-05 |
| Last modified | 2026-10-07 |
Last updated 2026-10-07 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2025-59174?
packet core controller: upgrade to 1.39. Exact commands for each OS are on this page.
Is CVE-2025-59174 being exploited?
CVE-2025-59174 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2025-59174 affect?
CVE-2025-59174 affects packet core controller. Severity is medium (CVSS 6.5). Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability where an attacker sending a large volume of specially crafted messages may cause service degradation.
How urgent is CVE-2025-59174?
Priority 24/100. No elevated risk signals yet.