CVE-2018-15138: Ericsson-LG iPECS NMS 30M allows directory traversal via ipecs-cm/download?filename=../ URIs.

This week

HIGH 7.5REMOTEDOWNGRADE

CVE-2018-15138 is a high-severity flaw (CVSS 7.5) affecting ipecs nms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Ericsson-LG iPECS NMS 30M allows directory traversal via ipecs-cm/download?filename=../ URIs.

Why this priority

High severity
EPSS top 4%: very likely to be exploited
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	12.7% (top 4%)
CISA exploited list	No
Weakness	CWE-22
Published	2018-08-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: ericssonlg

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-08-15 17:29 UTCPublished CVE record published
2026-06-17 01:42 UTCUpdated Record last modified

ericssonlg ipecs nms DOWNGRADE

Affected: 30m-2.3gn · 30m-b.2ia

Fixed in: no fixed release known

Safe to downgrade to: a release before 30m-2.3gn

1. Check installed version

apt-cache policy ipecs-nms || rpm -q ipecs-nms || ipecs-nms --version

2. No fixed release: DOWNGRADE to a release before 30m-2.3gn (Debian / Ubuntu)

apt-cache madison ipecs-nms sudo apt install ipecs-nms=<VERSION_BEFORE_30m-2.3gn> sudo apt-mark hold ipecs-nms

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list ipecs-nms sudo dnf downgrade ipecs-nms-<VERSION_BEFORE_30m-2.3gn> sudo dnf versionlock add ipecs-nms

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Nuclei scan template: LG-Ericsson iPECS NMS 30M - Local File Inclusion

Verify at the official source NVD · CVE Program · Report a problem with this page
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-2018-15138?

ipecs nms: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-15138 being exploited?

CVE-2018-15138 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-2018-15138 affect?

CVE-2018-15138 affects ipecs nms. Severity is high (CVSS 7.5). Ericsson-LG iPECS NMS 30M allows directory traversal via ipecs-cm/download?filename=../ URIs.

How urgent is CVE-2018-15138?

Priority 55/100. High severity; EPSS top 4%: very likely to be exploited; Remotely exploitable, no login, no user action

Software pages

Ericsson vulnerabilities

Related CVEs

CVE-2018-9245 CRITICAL 9.8 DOWNGRADE The Ericsson-LG iPECS NMS A.1Ac login portal has a SQL injection vulnerability in the User ID and password fie
CVE-2018-10286 HIGH 8.8 DOWNGRADE The Ericsson-LG iPECS NMS A.1Ac web application discloses sensitive information such as the NMS admin credenti
CVE-2018-10285 CRITICAL 9.8 DOWNGRADE The Ericsson-LG iPECS NMS A.1Ac web application uses incorrect access control mechanisms

References

← Back to latest CVEs