Mac OS X Server vulnerabilitiesRanked by how likely they are to be used.

Product78 versions
The short answer

Mac OS X Server is made by Apple. We track 817 published vulnerabilities in it, across 78 versions. None of them is on the list of flaws known to be exploited today. If you run Mac OS X Server, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which Mac OS X Server vulnerabilities are being exploited?

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

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

Exploit likelihood

Which Mac OS X Server 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. 78%

    Off-by-one error in the fb_realpath() function, as derived from the realpath function in BSD, may allow attackers to execute arbitrary code, as demonstrated in wu-ftpd 2.5.0 through 2.6.2 via commands that cause...

    CVSS9.8Published27 Aug 2003
  2. 73%

    Integer overflow in libpng, as used in Google Chrome before 17.0.963.56, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors that trigger an integer...

    CVSS6.8Published16 Feb 2012
  3. 70%

    Integer overflow in print-bgp.c in the BGP dissector in tcpdump 3.9.6 and earlier allows remote attackers to execute arbitrary code via crafted TLVs in a BGP packet, related to an unchecked return value.

    CVSS9.8Published16 Jul 2007
  4. 66%

    The prescan function in Sendmail 8.12.9 allows remote attackers to execute arbitrary code via buffer overflow attacks, as demonstrated using the parseaddr function in parseaddr.c.

    CVSS10.0Published6 Oct 2003
  5. 58%

    The "Open 'safe' files after downloading" option in Safari on Apple Mac OS X allows remote user-assisted attackers to execute arbitrary commands by tricking a user into downloading a __MACOSX folder that contains...

    CVSS5.1Published22 Feb 2006
  6. 55%

    The Download Validation in Mail in Mac OS X 10.4 does not properly recognize attachment file types to warn a user of an unsafe type, which allows user-assisted remote attackers to execute arbitrary code via crafted...

    CVSS5.1Published5 Aug 2006
  7. 53%

    The mod_headers module in the Apache HTTP Server 2.2.22 allows remote attackers to bypass "RequestHeader unset" directives by placing a header in the trailer portion of data sent with chunked transfer coding.

    CVSS5.0Published15 Apr 2014
  8. 49%

    Apple Safari before 5.1.1 on Mac OS X does not enforce an intended policy for file: URLs, which allows remote attackers to execute arbitrary code via a crafted web site.

    CVSS6.8Published14 Oct 2011
  9. 45%

    Signal handler race condition in OpenSSH before 4.4 allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code if GSSAPI authentication is enabled, via unspecified vectors that...

    CVSS8.1Published27 Sep 2006
  10. 43%

    Buffer overflow in pngpread.c in libpng before 1.2.44 and 1.4.x before 1.4.3, as used in progressive applications, might allow remote attackers to execute arbitrary code via a PNG image that triggers an additional...

    CVSS9.8Published30 Jun 2010
Precursor Intelligence

Running Mac OS X Server? 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

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We track 817 published vulnerabilities listed under the name Mac OS X Server, across 78 versions.

None of Mac OS X Server's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track Mac OS X Server. 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.