HIGH · 7.5

CVE-2018-14553

gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with...

Vulnerability Description

gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with an external libgd (not bundled).

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
LibgdLibgd>= 2.1.1, <= 2.2.5
FedoraprojectFedora32
CanonicalUbuntu Linux14.04
DebianDebian Linux8.0
OpensuseLeap15.1

Related Weaknesses (CWE)

References

FAQ

What is CVE-2018-14553?

CVE-2018-14553 is a vulnerability with a CVSS score of 7.5 (HIGH). gdImageClone in gd.c in libgd 2.1.0-rc2 through 2.2.5 has a NULL pointer dereference allowing attackers to crash an application via a specific function call sequence. Only affects PHP when linked with...

How severe is CVE-2018-14553?

CVE-2018-14553 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-14553?

Check the references section above for vendor advisories and patch information. Affected products include: Libgd Libgd, Fedoraproject Fedora, Canonical Ubuntu Linux, Debian Debian Linux, Opensuse Leap.