Review reviewHigh

CVE-2025-59172

Ericsson Packet Core Controller (PCC)

Ericsson Packet Core Controller (PCC) versions prior to 1.38 contain an Improper Neutralization of Special Elements vulnerability allowing an attacker to execute arbitrary code as root.

CVSS
8.5
EPSS
0.18%
7.78% percentile
CISA KEV
Not listed
Published
2026.07.28
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.18%
Technical severityCVSS 8.5

Vulnerability overview

Ericsson Packet Core Controller (PCC) versions prior to 1.38 contain an Improper Neutralization of Special Elements vulnerability allowing an attacker to execute arbitrary code as root.

Affected product and versions

Product
Ericsson Packet Core Controller (PCC)
Affected versions
< 1.38
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Ericsson Packet Core Controller (PCC) and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE
CWE-78