CVE-2015-4394: The Services module 7.x-3.x before 7.x-3.12 for Drupal allows remote attackers to bypass the field_access rest

Routine

MEDIUM 5.0DOWNGRADE

CVE-2015-4394 is a medium-severity flaw (CVSS 5.0) affecting services. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Services module 7.x-3.x before 7.x-3.12 for Drupal allows remote attackers to bypass the field_access restriction and obtain sensitive private field information via unspecified vectors.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	1.4% (top 28%)
CISA exploited list	No
Weakness	CWE-264
Published	2015-06-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: services project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2015-06-15 14:59 UTCPublished CVE record published
2026-06-17 00:27 UTCUpdated Record last modified

services project services DOWNGRADE

Affected: 7.x-3.0 · 7.x-3.1 · 7.x-3.2 · 7.x-3.3 · 7.x-3.4 · 7.x-3.5 · 7.x-3.6 · 7.x-3.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.x-3.0

1. Check installed version

apt-cache policy services || rpm -q services || services --version

2. No fixed release: DOWNGRADE to a release before 7.x-3.0 (Debian / Ubuntu)

apt-cache madison services sudo apt install services=<VERSION_BEFORE_7.x-3.0> sudo apt-mark hold services

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list services sudo dnf downgrade services-<VERSION_BEFORE_7.x-3.0> sudo dnf versionlock add services

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-4394?

services: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2015-4394 being exploited?

CVE-2015-4394 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-4394 affect?

CVE-2015-4394 affects services. Severity is medium (CVSS 5.0). The Services module 7.x-3.x before 7.x-3.12 for Drupal allows remote attackers to bypass the field_access restriction and obtain sensitive private field information via unspecified vectors.

How urgent is CVE-2015-4394?

Priority 36/100. No elevated risk signals yet.

Software pages

Drupal vulnerabilities

Related CVEs

CVE-2015-4393 MEDIUM 6.0 DOWNGRADE The resource/endpoint for uploading files in the Services module 7.x-3.x before 7.x-3.12 for Drupal allows rem
CVE-2014-9153 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in the Services module 7.x-3.x before 7.x-3.10 for Drupal allows remo
CVE-2014-9152 HIGH 7.5 UPGRADE The _user_resource_create function in the Services module 7.x-3.x before 7.x-3.10 for Drupal uses a password o
CVE-2014-9151 HIGH 7.5 DOWNGRADE The Services module 7.x-3.x before 7.x-3.10 for Drupal does not properly limit the rate of authentication atte
CVE-2013-2158 MEDIUM 6.8 DOWNGRADE Cross-site request forgery (CSRF) vulnerability in the Services module 6.x-3.x and 7.x-3.x before 7.x-3.4 for

References

← Back to latest CVEs