Openserver vulnerabilitiesRanked by how likely they are to be used.

Product3 versions
The short answer

Openserver is made by Caldera. We track 5 published vulnerabilities in it, across 3 versions. None of them is on the list of flaws known to be exploited today. If you run Openserver, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Openserver vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of Openserver's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which Openserver flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 2.1%

    Docview before 1.1-18 in Caldera OpenLinux 3.1.1, SCO Linux 4.0, OpenServer 5.0.7, configures the Apache web server in a way that allows remote attackers to read arbitrary publicly readable files via a certain URL,...

    CVSS5.0Published20 Oct 2003
  2. 0.7%

    scoadmin for Caldera/SCO OpenServer 5.0.5 and 5.0.6 allows local users to overwrite arbitrary files via a symlink attack on temporary files, as demonstrated using log files.

    CVSS2.1Published4 Oct 2002
  3. 0.4%

    Buffer overflow in mana in OpenServer 5.0.6a and earlier allows local users to execute arbitrary code.

    CVSS7.2Published31 Aug 2001
  4. 0.4%

    Buffer overflow in sar for OpenServer 5.0.5 allows local users to gain root privileges via a long -o parameter.

    CVSS7.2Published1 May 2002
  5. 0.4%

    Buffer overflow in dlvr_audit for Caldera OpenServer 5.0.5 and 5.0.6 allows local users to gain root privileges.

    CVSS7.2Published26 Jul 2002
Precursor Intelligence

Running Openserver? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

We track 5 published vulnerabilities listed under the name Openserver, across 3 versions.

None of Openserver's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Openserver. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.