CVE-2015-2787

highpriority · track · 34EPSS 0.118 · 96 %ileDEEURUUS
grimoire priorityP1 · Urgent
Exploitable?
—
no known exploitation
Likely / severe?
11.8% (96th) EPSS
CVSS 7.5 · high
Is it mine?
70 products
Check your exposure
Who says so?
7 sources
cnnvd · enisa_euvd · fstec_bdu · ads_tec_psirt

EPSS · scored 2026-10-27

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.39, 5.5.x before 5.5.23, and 5.6.x before 5.6.7 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages use of the unset function within an __wakeup function, a related issue to CVE-2015-0231.

01

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

  • FixedMES PCfesto_psirt

    Festo Didactic has released Factory Control Panel as a replacement for XAMPP on its MES PCs. Contact technical support at services.didactic@festo.com to obtain the current version of Factory Control Panel which includes fixes for these vulnerabilities.

  • Fixedads_tec_psirt

    Update firmware to the latest version available. The issues have been resolved with IRF1000 version 1.5.0, IRF2000 version 4.4.0 and IRF3000 version 1.2.0.

  • FixedMES PCcisa_csaf_ot

    Festo Didactic has released Factory Control Panel as a replacement for XAMPP on its MES PCs. Contact technical support at services.didactic@festo.com to obtain the current version of Factory Control Panel which includes fixes for these vulnerabilities.

  • Mitigationads_tec_psirt

    It is recommended to disable all user accounts with restricted configuration write permissions if the update to the latest released version cannot be installed immediately.It is further recommended to use best practice password policies.

02

cvss

Technical severity, 0–10. One row per scoring source.

9.8
010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–critical · 6.4–9.8

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4
v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Psecondary · CISA US
v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Psecondary · FSTEC (BDU) RU
v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Psecondary · Festo PSIRT DE
v2.06.4mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)
v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · CISA US
v3.09.8criticalCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · Festo PSIRT DE
03

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-416USCWE-416USCWE-416US
04

affected products (70)

Products and version ranges known to be affected.

showing 20 of 70
05

advisories (4)

Vendor and ecosystem advisories describing this.

  • FSA-202402Several Vulnerabilities in MES PC (Windows 10)2024-02-27csaf · festo_psirtDE

    MES PCs shipped with Windows 10 come pre-installed with XAMPP. XAMPP is a bundle of third-party open-source applications including the Apache HTTP Server, the MariaDB database and more. From time to time, vulnerabilities in these applications are discovered. These are fixed in newer versions of XAMPP by updating the bundled applications. MES PCs shipped with Windows 10 include a copy of XAMPP which contains around 140 such vulnerabilities listed in this advisory. They can be fixed by replacing XAMPP with Festo Didactic's Factory Control Panel application.

  • VDE-2023-009ads-tec: Multiple Vulnerabilities in IRF1000, IRF2000 and IRF30002023-05-08csaf · ads_tec_psirtDE

    The affected products integrate the vulnerable libraries in a way so that the vulnerabilities can't be exploited remotely without prior authentication.

  • WID-SEC-W-2023-0069PHP: Mehrere SchwachstellenDeutsch2015-03-30csaf · cert_bundDE

    Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in PHP ausnutzen, um beliebigen Programmcode mit Benutzerrechten auszuführen oder einen Denial of Service Zustand herbeizuführen.

  • ICSA-26-027-02Festo Didactic SE MES PC2024-02-27icsa · cisa_csaf_otUS

    MES PCs shipped with Windows 10 come pre-installed with XAMPP. XAMPP is a bundle of third-party open-source applications including the Apache HTTP Server, the MariaDB database and more. From time to time, vulnerabilities in these applications are discovered. These are fixed in newer versions of XAMPP by updating the bundled applications. MES PCs shipped with Windows 10 include a copy of XAMPP which contains around 140 such vulnerabilities listed in this advisory. They can be fixed by replacing XAMPP with Festo Didactic's Factory Control Panel application.

06

also known as (4)

Other names and identifiers for this entity.

07

sources

Which sources assert this record, and when.

cnnvdenisa_euvdfstec_bduads_tec_psirtcert_bundcisa_csaf_otfesto_psirtNVDCVE.orgMITRE
published 2015-03-30modified 2026-06-17
08

references (45)

External citations — patches, advisories, analysis.

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