SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

HIGH 7.5EPSS 3.44%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.44%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
3.44% probability · 88th percentile
CISA KEV
Not listed
Weakness
CWE-476
Affected
libgd/libgd · fedoraproject/fedora · canonical/ubuntu linux · debian/debian linux · opensuse/leap
Source
cve@mitre.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.