HOME VULNERABILITIESCVE-2019-18780

CRITICAL

CVE-2019-18780

CWE-77Published: November 5, 2019· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

An arbitrary command injection vulnerability in the Cluster Server component of Veritas InfoScale allows an unauthenticated remote attacker to execute arbitrary commands as root or administrator. These Veritas products are affected: Access 7.4.2 and earlier, Access Appliance 7.4.2 and earlier, Flex Appliance 1.2 and earlier, InfoScale 7.3.1 and earlier, InfoScale between 7.4.0 and 7.4.1, Veritas Cluster Server (VCS) 6.2.1 and earlier on Linux/UNIX, Veritas Cluster Server (VCS) 6.1 and earlier on Windows, Storage Foundation HA (SFHA) 6.2.1 and earlier on Linux/UNIX, and Storage Foundation HA (SFHA) 6.1 and earlier on Windows.

Technical Analysis

CVE-2019-18780 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges Req.None

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

Linux1 product(s)

linux kernel

Microsoft1 product(s)

windows

veritas6 product(s)

accessaccess applianceflex applianceinfoscalecluster serverstorage foundation ha

Source: NVD CPE · 8 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time

Offensive Security exploit database

GitHub PoC Search

Community PoC repositories

Rapid7 / Metasploit

Metasploit module search

Security advisories & exploits

Official NIST entry

CVE Program entry

External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-003

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-004

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-005

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-006

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-003

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-004

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-005

PATCHhttps://www.veritas.com/content/support/en_US/security/VTS19-006

All References (8)

→

https://www.veritas.com/content/support/en_US/security/VTS19-003Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-004Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-005Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-006Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-003Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-004Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-005Patch · Vendor Advisory

→

https://www.veritas.com/content/support/en_US/security/VTS19-006Patch · Vendor Advisory

Quick Facts

CVE IDCVE-2019-18780

CVSS Score9.8 / 10

SeverityCRITICAL

WeaknessCWE-77

CISA KEVNo

Affected3 vendor(s)

PublishedNov 5, 2019

Related CVEs (CWE-77)

Recommended Actions

→Apply vendor patches immediately
→Monitor CVE-2019-18780 in threat intel feeds
→Review IDS/IPS signatures for exploitation attempts

Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.

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