CVE-2013-5578: Buffer overflow in the ToDot method in the WINGRAPHVIZLib.NEATO ActiveX control in WinGraphviz.dll in StarUML

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HIGH 9.3DOWNGRADE

CVE-2013-5578 is a high-severity flaw (CVSS 9.3) affecting staruml. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in the ToDot method in the WINGRAPHVIZLib.NEATO ActiveX control in WinGraphviz.dll in StarUML allows remote attackers to execute arbitrary code via a long argument.

Why this priority

Critical severity
EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	4.9% (top 8%)
CISA exploited list	No
Weakness	CWE-119
Published	2013-08-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: staruml

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2013-08-25 03:27 UTCPublished CVE record published
2026-06-16 23:59 UTCUpdated Record last modified

staruml staruml DOWNGRADE

Affected: 5.0.2.1570

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0.2.1570

1. Check installed version

apt-cache policy staruml || rpm -q staruml || staruml --version

2. No fixed release: DOWNGRADE to a release before 5.0.2.1570 (Debian / Ubuntu)

apt-cache madison staruml sudo apt install staruml=<VERSION_BEFORE_5.0.2.1570> sudo apt-mark hold staruml

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

dnf --showduplicates list staruml sudo dnf downgrade staruml-<VERSION_BEFORE_5.0.2.1570> sudo dnf versionlock add staruml

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.

Exploit-DB: StarUML - 'WinGraphviz.dll' ActiveX Buffer Overflow

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-2013-5578?

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

Is CVE-2013-5578 being exploited?

CVE-2013-5578 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-2013-5578 affect?

CVE-2013-5578 affects staruml. Severity is high (CVSS 9.3). Buffer overflow in the ToDot method in the WINGRAPHVIZLib.NEATO ActiveX control in WinGraphviz.dll in StarUML allows remote attackers to execute arbitrary code via a long argument.

How urgent is CVE-2013-5578?

Priority 61/100. Critical severity; EPSS top 8%: very likely to be exploited; Public exploit reference

References

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