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No exploitation reportedFix available

CVE-2014-4616

No exploitation reported by the sources we read.

  • Published2017-08-24
  • Fixed in3.4.1 · 3.3.6 · 3.2.6 · 2.7.7
  • WeaknessCWE-129

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Array index error in the scanstring function in the _json module in Python 2.7 through 3.5 and simplejson before 2.6.1 allows context-dependent attackers to read arbitrary process memory via a negative index value in the idx argument to the raw_decode function.

Timeline

dates in UTC
  1. 2017-08-2420:29CVE publishedNVD

Versions per branch

NVD
Python
BranchAffectedFixed in
3.4≥ 3.4.0, < 3.4.13.4.1
3.3≥ 3.3.0, < 3.3.63.3.6
3.x≥ 3.0.0, < 3.2.63.2.6
2.7≥ 2.7.0, < 2.7.72.7.7
Opensuse
BranchAffectedFixed in
13.1= 13.1no fix published
Opensuse project opensuse
BranchAffectedFixed in
12.3= 12.3no fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • foremanRed Hat:satellite:6.0::el7all versions · fixed in 0:1.6.0.44-1.el7satand 6 other packages
  • foremanRed Hat:satellite:6.0::el6all versions · fixed in 0:1.6.0.44-1.el6satand 6 other packages
  • foreman-proxyRed Hat:satellite:6.0::el7all versions · fixed in 0:1.6.0.30-1.el7sat
  • foreman-proxyRed Hat:satellite:6.0::el6all versions · fixed in 0:1.6.0.30-1.el6sat
  • foreman-proxyRed Hat:satellite_capsule:6.0::el7all versions · fixed in 0:1.6.0.30-1.el7sat
  • foreman-proxyRed Hat:satellite_capsule:6.0::el6all versions · fixed in 0:1.6.0.30-1.el6sat
  • katelloRed Hat:satellite:6.0::el7all versions · fixed in 0:1.5.0-30.el7sat
  • katelloRed Hat:satellite:6.0::el6all versions · fixed in 0:1.5.0-30.el6sat

58 more package ranges on OSV.dev

Vendor advisories

  • CVE-2014-4616 Red Hat Product Security234 products fixed · 22 known affected

    python: missing boundary check in JSON module

    python-simplejson.src as a component of Red Hat Enterprise Linux 5 · python-simplejson.src as a component of Red Hat Enterprise Linux 6 · python-simplejson.src as a component of Red Hat Enterprise Linux OpenStack Platform 5 (Icehouse) · +19 more

  • RHSA-2015:2101 Red Hat Product Security88 products fixed

    Red Hat Security Advisory: python security, bug fix, and enhancement update

  • RHSA-2015:1064 Red Hat Product Security132 products fixed

    Red Hat Security Advisory: python27 security, bug fix, and enhancement update

  • RHEA-2014:1175 Red Hat Product Security14 products fixed

    Red Hat Enhancement Advisory: Release of Satellite 6.0

Full record on NVD

Fix

  1. Update Python to 3.4.1 · 3.3.6 · 3.2.6 · 2.7.7
  2. Vendor fix Red Hat Product Security RHSA-2015:2101 · 88 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  3. Vendor fix Red Hat Product Security RHSA-2015:1064 · 132 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258
  4. Vendor fix Red Hat Product Security RHEA-2014:1175 · 14 productsBefore applying this update, make sure all previously released errata relevant to your system have been applied. This update is available via Red Hat Subscription Manageemnt. Details on how to use Red Hat Subscription Management are available at https://access.redhat.com/articles/433903.
  5. No fix available, says the vendor Red Hat Product Security CVE-2014-4616 · 11 productsAffected
  6. No fix planned, says the vendor Red Hat Product Security CVE-2014-4616 · 11 productsWill not fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.15.9read 2026-10-23
  • NVDCVSS 2.04.3read 2026-10-23
  • NVDweakness (CWE)CWE-129read 2026-10-23
  • FIRST EPSSEPSS score7.8 %2026-11-06
  • OSVaffected packages—
  • GitHub AdvisoriesadvisoryMODERATE2022-07-27

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
2017-08-24
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-9772-cwx9-r4cj

Frequently asked questions

What is CVE-2014-4616?

Array index error in the scanstring function in the _json module in Python 2.7 through 3.5 and simplejson before 2.6.1 allows context-dependent attackers to read arbitrary process memory via a negative index value in the idx argument to the raw_decode function.

Is CVE-2014-4616 actively exploited?

Active exploitation of CVE-2014-4616 has not been confirmed. Its EPSS score was 7.8% on 2026-11-06, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2014-4616?

CVE-2014-4616 has a CVSS v3 base score of 5.9 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

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