CVE-2019-20048: An issue was discovered on Alcatel-Lucent OmniVista 8770 devices before 4.1.2

Q: How do I fix CVE-2019-20048?

omnivista 8770: upgrade to 4.1.12. Exact commands for each OS are on this page.

Q: Is CVE-2019-20048 being exploited?

CVE-2019-20048 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-20048 affect?

CVE-2019-20048 affects omnivista 8770. Severity is high (CVSS 7.2). An issue was discovered on Alcatel-Lucent OmniVista 8770 devices before 4.1.2. An authenticated remote attacker, with elevated privileges in the Web Directory component on port 389, may upload a PHP file to achieve Remote Code Execution as

Q: How urgent is CVE-2019-20048?

Priority 53/100. High severity; EPSS top 7%: very likely to be exploited; Public exploit reference

This month

HIGH 7.2UPGRADE

CVE-2019-20048 is a high-severity flaw (CVSS 7.2) affecting omnivista 8770. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered on Alcatel-Lucent OmniVista 8770 devices before 4.1.2. An authenticated remote attacker, with elevated privileges in the Web Directory component on port 389, may upload a PHP file to achieve Remote Code Execution as SYSTEM.

Why this priority

High severity
EPSS top 7%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	5.8% (top 7%)
CISA exploited list	No
Weakness	CWE-434
Published	2019-12-27
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: al-enterprise

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

Am I affected?

Timeline

2019-12-27 19:15 UTCPublished CVE record published
2026-06-17 02:29 UTCUpdated Record last modified

al-enterprise omnivista 8770 UPGRADE

Affected: < 4.1.12

Fixed in: 4.1.12

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy omnivista-8770 || rpm -q omnivista-8770 || omnivista-8770 --version

2. UPGRADE to 4.1.12 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade omnivista-8770

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade omnivista-8770

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2019-20048?

omnivista 8770: upgrade to 4.1.12. Exact commands for each OS are on this page.

Is CVE-2019-20048 being exploited?

CVE-2019-20048 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-2019-20048 affect?

CVE-2019-20048 affects omnivista 8770. Severity is high (CVSS 7.2). An issue was discovered on Alcatel-Lucent OmniVista 8770 devices before 4.1.2. An authenticated remote attacker, with elevated privileges in the Web Directory component on port 389, may upload a PHP file to achieve Remote Code Execution as

How urgent is CVE-2019-20048?

Priority 53/100. High severity; EPSS top 7%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2019-20047 HIGH 7.5 MITIGATE UPGRADE An issue was discovered on Alcatel-Lucent OmniVista 4760 devices, and 8770 devices before 4.1.2

References

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