Access Essentials vulnerabilitiesRanked by how likely they are to be used.

Product3 versions
The short answer

Access Essentials is made by Citrix. We track 6 published vulnerabilities in it, across 3 versions. None of them is on the list of flaws known to be exploited today. If you run Access Essentials, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Access Essentials vulnerabilities are being exploited?

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

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

Exploit likelihood

Which Access Essentials 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. 73%

    Buffer overflow in the Independent Management Architecture (IMA) service in Citrix Presentation Server (MetaFrame Presentation Server) 4.5 and earlier, Access Essentials 2.0 and earlier, and Desktop Server 1.0 allows...

    CVSS10.0Published18 Jan 2008
  2. 2.8%

    The Session Reliability Service (XTE) in Citrix MetaFrame Presentation Server 3.0, Presentation Server 4.0, and Access Essentials 1.0 and 1.5, allows remote attackers to bypass network security policies and connect...

    CVSS10.0Published24 May 2007
  3. 1.4%

    Unspecified vulnerability in Citrix Presentation Server 4.5 and earlier, Citrix Access Essentials 2.0 and earlier, and Citrix Desktop Server 1.0 allows remote authenticated users to access unauthorized desktops via...

    CVSS6.5Published18 May 2008
  4. 1.1%

    Unspecified vulnerability in SecureICA and ICA Basic encryption of Citrix Presentation Server 4.5 and earlier, Access Essentials 2.0 and earlier, and Desktop Server 1.0 can cause clients to use weaker encryption...

    CVSS5.0Published18 May 2008
  5. 0.7%

    Cross-site request forgery (CSRF) vulnerability in Citrix Presentation Server 4.0 and 4.5, MetaFrame Presentation Server 3.0, and Access Essentials 1.0 through 2.0 allows remote attackers to execute arbitrary...

    CVSS4.3Published31 Dec 2002
  6. 0.3%

    Unspecified vulnerability in Citrix XenApp (formerly Presentation Server) 4.5 Feature Pack 1 and earlier, Presentation Server 4.0, and Access Essentials 1.0, 1.5, and 2.0 allows local users to gain privileges via...

    CVSS6.8Published22 Oct 2008
EdgeProtect

Running Access Essentials? 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.

Free plan, no card needed. Nothing to install.

FAQ

Common questions, answered plainly.

Something else? Talk to the team →

We track 6 published vulnerabilities listed under the name Access Essentials, across 3 versions.

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

Create a EdgeProtect account and track Access Essentials. 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.