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CVE-2014-3538

Exploitation likely. EPSS gives it a 12% chance of exploitation in the next 30 days. Fixed in 5.4.32.

CVSS 2.05.0MediumEPSS percentile96th12% chance in 30 daysCISA KEVNot listedNo confirmed exploitation
No public exploit knownFix5.4.32Upgrade to this build

Published Updated Sources: CVE.org, NVD, BDU

NVD CVE.org

What to do

Find your product and version, then upgrade to the build on the right.

  • Christos Zoulas FileAffected: ≤ 5.18Upgrade to: after 5.18Stated by: NVD
  • PhpAffected: ≥ 5.4.0, < 5.4.32Upgrade to: 5.4.32Stated by: NVD

Versions as the sources state them. Full version matrix after sign-in

Check it yourselfA free OpenVAS check exists for this CVE. Run it against your hosts.Is your organisation exposed?Request an assessment to establish which checks fit your systems.

What it is

From the CVE record

file before 5.19 does not properly restrict the amount of data read during a regex search, which allows remote attackers to cause a denial of service (CPU consumption) via a crafted file that triggers backtracking during processing of an awk rule. NOTE: this vulnerability exists because of an incomplete fix for CVE-2013-7345.

In plain language

No plain-language summary for this CVE yet.

Exploitation

Where each signal puts this CVE on the scale from published to confirmed exploited.

EPSS96th
CISA KEV

Not in the catalog. CISA has not confirmed exploitation.

Public exploits

No public exploit or proof of concept found in the sources we track.

EPSS

12% chance of exploitation activity in the next 30 days, which ranks it in the 96th percentile of scored CVEs.

Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.

Lifecycle

5 events over 4375 days, from the signal feeds we watch.

  1. OpenVAS check added
  2. Patch availablerecord updated
  3. Publishedweakness classified

Affected products

And 1 more affected product. See all after sign-in

Scale

How widely the affected products are used. This is not a count of vulnerable hosts.

Estimate Public sources, each figure dated. How much of it is already patched is not known.

PHP

Web

Usage: unknown. No public source measures this product yet.

Version split: unknown. No public source for this product.

Technical detail

CVSS 2.0 vector

Open in the CVSS calculator

AV:N/AC:L/Au:N/C:N/I:N/A:P

Scored 5.0 by NVD.

How it is reached

  • Access Vector NetworkExploitable remotely over the network
  • Access Complexity LowNo special conditions required
  • Authentication NoneNo authentication required

Impact if exploited

  • Confidentiality NoneNo confidentiality impact
  • Integrity NoneNo integrity impact
  • Availability PartialReduced performance or service disruption

Weaknesses

Sources

References in the record

And 22 more references. See all after sign-in

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