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Vulnerability details: VCID-auqd-nyk2-gye7
Vulnerability ID VCID-auqd-nyk2-gye7
Aliases CVE-2018-14553
Summary 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).
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-476 NULL Pointer Dereference
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
cvssv3 7.4 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14553.json
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
epss 0.00737 https://api.first.org/data/v1/epss?cve=CVE-2018-14553
cvssv3.1 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-14553
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-14553
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00020.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14553.json
https://api.first.org/data/v1/epss?cve=CVE-2018-14553
https://bugzilla.redhat.com/show_bug.cgi?id=1599032
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14553
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/libgd/libgd/commit/a93eac0e843148dc2d631c3ba80af17e9c8c860f
https://github.com/libgd/libgd/pull/580
https://lists.debian.org/debian-lts-announce/2020/02/msg00014.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
1600727 https://bugzilla.redhat.com/show_bug.cgi?id=1600727
951287 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=951287
cpe:2.3:a:libgd:libgd:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libgd:libgd:*:*:*:*:*:*:*:*
cpe:2.3:a:libgd:libgd:2.1.0:-:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libgd:libgd:2.1.0:-:*:*:*:*:*:*
cpe:2.3:a:libgd:libgd:2.1.0:rc2:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libgd:libgd:2.1.0:rc2:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
CVE-2018-14553 https://nvd.nist.gov/vuln/detail/CVE-2018-14553
RHSA-2020:4659 https://access.redhat.com/errata/RHSA-2020:4659
USN-4316-1 https://usn.ubuntu.com/4316-1/
USN-4316-2 https://usn.ubuntu.com/4316-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14553.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14553
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14553
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.719
EPSS Score 0.00737
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:31:03.532740+00:00 Alpine Linux Importer Import https://secdb.alpinelinux.org/v3.9/main.json 37.0.0