CWE-209Weakness · CWE-209

CVE-2025-59177

MEDIUM · 6.8 CVSS v4.0 Developing Published 2026-07-27
No fix yet
No fix has been published. The vendor has not shipped a fixed release or patch. You remain exposed.
See remediation →
70/100
Remediation priority · Elevated
Zero-click 4 weeks old

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Ericsson Packet Core Controller (PCC) versions prior to 1.39 contain a vulnerability in Configuration Management, allowing an attacker to execute specifically crafted commands to reveal system secret through error messages.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · low confidence
Developing — this CVE was published recently and its authoritative NVD entry is still being established, so we're holding a technical summary until the source data settles rather than publish something unreliable. Re-checking after 2026-08-10.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Adjacent
Complexity
Low
Privileges
High
Authentication
X
User interaction
None
Scope
X

CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/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

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Recommended fix Moderate confidence

Ericsson Packet Core Controller version 1.39 or later

  1. 1. Identify the current installed version of Ericsson Packet Core Controller (PCC) by accessing the system's version management interface or running the appropriate version check command.
  2. 2. Confirm the current version is earlier than 1.39, which is the vulnerable version range.
  3. 3. Obtain the Ericsson Packet Core Controller version 1.39 or later from Eriksson's official software distribution channel.
  4. 4. Follow Eriksson's standard upgrade procedure for PCC, ensuring proper backup of configuration data before initiating the upgrade.
  5. 5. After upgrade completion, verify the new version is 1.39 or higher.
  6. 6. Test the Configuration Management functionality to confirm error messages no longer expose system secrets.
Caveat Review Eriksson's release notes for version 1.39 to check for any configuration or feature changes that may require adjustment

Generated from the published advisory — verify against the referenced sources before acting.

No vendor fix exists The vendor has not published a patch for this.

There is no version to upgrade to and no patch to apply. Every affected install stays exposed until the vendor ships a fix — or somebody else builds one.

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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2025-59177 in production — separate from our analysis above.

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What this is

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What belongs here
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  • Version or environment caveats, and links to real fixes
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