CVE-2015-4603

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

11.00% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 95.6% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-05-16 10:00Z10 YR AGO

Last updated

2024-08-06 06:18Z2 YR AGO

Reserved

2015-06-16

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-843Access of Resource Using Incompatible Type ('Type Confusion')Base

Data version

5.1

Document digest

8a1195c76077a84ec35231c2e253047ac231377db76f6a246166701869d7960d

• rhn.redhat.comRHSA-2015:1187http://rhn.redhat.com/errata/RHSA-2015-1187.htmlvendor-advisoryx_refsource_REDHAT
• www.securitytracker.com1032709http://www.securitytracker.com/id/1032709vdb-entryx_refsource_SECTRACK
• rhn.redhat.comRHSA-2015:1186http://rhn.redhat.com/errata/RHSA-2015-1186.htmlvendor-advisoryx_refsource_REDHAT
• www.oracle.comhttp://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlx_refsource_CONFIRM
• php.nethttp://php.net/ChangeLog-5.phpx_refsource_CONFIRM
• bugs.php.nethttps://bugs.php.net/bug.php?id=69152x_refsource_CONFIRM
• www.openwall.com[oss-security] 20150616 Re: CVE Request: various issues in PHPhttp://www.openwall.com/lists/oss-security/2015/06/16/12mailing-listx_refsource_MLIST
• rhn.redhat.comRHSA-2015:1135http://rhn.redhat.com/errata/RHSA-2015-1135.htmlvendor-advisoryx_refsource_REDHAT
• www.securityfocus.com75252http://www.securityfocus.com/bid/75252vdb-entryx_refsource_BID
• rhn.redhat.comRHSA-2015:1218http://rhn.redhat.com/errata/RHSA-2015-1218.htmlvendor-advisoryx_refsource_REDHAT