An issue was discovered in PHP before 5.6.36, 7.0.x before 7.0.30, 7.1.x before 7.1.17, and 7.2.x before 7.2.5. ext/ldap/ldap.c allows remote LDAP servers to cause a denial of service (NULL pointer dereference and application crash) because of mishandling of the ldap_get_dn return value.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-10548 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
CVSS3 Base Score | 5.9 |
---|---|
CVSS3 Base Metrics | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
Attack Vector | Network |
Attack Complexity | High |
Privileges Required | None |
User Interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity Impact | None |
Availability Impact | High |
Platform | Package | State |
---|---|---|
Red Hat Software Collections for Red Hat Enterprise Linux | rh-php70-php | Affected |
Red Hat Software Collections for Red Hat Enterprise Linux | rh-php71-php | Affected |
Red Hat Enterprise Linux 7 | php | Affected |
Red Hat Enterprise Linux 6 | php | Affected |
Red Hat Enterprise Linux 5 | php53 | Will not fix |
Red Hat Enterprise Linux 5 | php | Will not fix |