Esx vulnerabilitiesAnd the versions its exploited flaws hit.

Product2 known exploited21 versions
The short answer

Esx is made by VMware. We track 86 published vulnerabilities listed under that exact name, across 21 versions. 2 of them are on the list of flaws known to be exploited, the newest added on 28 January 2022. VMware lists newer releases under their own names, such as Esx Server, so check those pages too.

Check your version

The most recent Esx flaw added to the known-exploited list is CVE-2014-6271, on 28 January 2022. We keep watching the known-exploited list.

Other names

Is Esx listed under other names? Yes.

VMware also lists Esx under more specific names, such as Esx Server. Flaws listed only under those names are counted on their own pages, not here. If you run one of these, open its page for its own exploited flaws.

Versions

Which versions of Esx do the exploited flaws hit?

Each exploited flaw lists the versions it affects, as published by the vendor. Find your version, then patch.

  • CVE-2014-6271Exploited list, 28 Jan 2022

    GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

    4.04.1
  • CVE-2014-7169Exploited list, 28 Jan 2022

    GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

    4.04.1
Known exploited

Which Esx vulnerabilities are being exploited?

2 flaws are on the government list of vulnerabilities known to be exploited. These are the ones criminals are using now, so they go first, whatever their severity score says.

  1. 9.8
    CVE-2014-6271CriticalKnown exploited
    GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

    GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code.

    Chance of use>99%Known exploited since28 Jan 2022
  2. 9.8
    CVE-2014-7169CriticalKnown exploited
    GNU Bourne-Again Shell (Bash) Arbitrary Code Execution Vulnerability

    GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute code.

    Chance of use>99%Known exploited since28 Jan 2022
Exploit likelihood

Which Esx 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. >99%
    CVE-2014-6271CriticalKnown exploited

    GNU Bash through 4.3 processes trailing strings after function definitions in the values of environment variables, which allows remote attackers to execute arbitrary code via a crafted environment, as demonstrated by...

    CVSS9.8Published24 Sep 2014
  2. >99%
    CVE-2014-7169CriticalKnown exploited

    GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed function definitions in the values of environment variables, which allows remote attackers to write to files or possibly have unknown...

    CVSS9.8Published25 Sep 2014
  3. 83%

    Directory traversal vulnerability in VMware Server 1.x before 1.0.10 build 203137 and 2.x before 2.0.2 build 203138 on Linux, VMware ESXi 3.5, and VMware ESX 3.0.3 and 3.5 allows remote attackers to read arbitrary...

    CVSS5.0Published2 Nov 2009
  4. 17%

    The xfs implementation in the Linux kernel before 2.6.35 does not look up inode allocation btrees before reading inode buffers, which allows remote authenticated users to read unlinked files, or read or overwrite...

    CVSS8.1Published30 Sep 2010
  5. 15%

    Buffer overflow in OpenPegasus Management server, when compiled to use PAM and with PEGASUS_USE_PAM_STANDALONE_PROC defined, as used in VMWare ESX Server 3.0.1 and 3.0.2, might allow remote attackers to execute...

    CVSS7.5Published8 Jan 2008
  6. 7.2%

    VMware ESX Server 2.0.x before 2.0.2 and 2.x before 2.5.2 patch 4 stores authentication credentials in base 64 encoded format in the vmware.mui.kid and vmware.mui.sid cookies, which allows attackers to gain...

    CVSS5.0Published31 Jul 2006
  7. 5.2%

    The VMware Tools update functionality in VMware Workstation 6.5.x before 6.5.5 build 328052 and 7.x before 7.1.2 build 301548; VMware Player 2.5.x before 2.5.5 build 328052 and 3.1.x before 3.1.2 build 301548; VMware...

    CVSS7.2Published6 Dec 2010
Precursor Intelligence

Running Esx? 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.

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  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
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FAQ

Common questions, answered plainly.

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We track 86 published vulnerabilities listed under the name Esx, across 21 versions. The most recent Esx flaw added to the known-exploited list is CVE-2014-6271, on 28 January 2022.

2 are on the list of flaws known to be exploited. The most recently added are CVE-2014-6271 and CVE-2014-7169.

VMware also lists Esx under more specific names, such as Esx Server. Flaws listed only under those names are counted on their own pages, not here. Open the release you run to see its own list.

Each flaw names its own versions, usually as ranges. The newest, CVE-2014-6271, affects 4.0, 4.1. The versions for every exploited flaw are listed on this page.

Create a Precursor Intelligence account and track Esx. 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.