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Vulnerability details: VCID-6fbp-vvxd-mbh7
Vulnerability ID VCID-6fbp-vvxd-mbh7
Aliases CVE-2018-7648
Summary An issue was discovered in mj2/opj_mj2_extract.c in OpenJPEG 2.3.0. The output prefix was not checked for length, which could overflow a buffer, when providing a prefix with 50 or more characters on the command line.
Status Published
Exploitability 0.5
Weighted Severity 8.8
Risk 4.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
epss 0.00592 https://api.first.org/data/v1/epss?cve=CVE-2018-7648
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-7648
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-7648
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-7648
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7648
https://github.com/uclouvain/openjpeg/commit/cc3824767bde397fedb8a1ae4786a222ba860c8d
https://github.com/uclouvain/openjpeg/issues/1088
cpe:2.3:a:uclouvain:openjpeg:2.3.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:uclouvain:openjpeg:2.3.0:*:*:*:*:*:*:*
CVE-2018-7648 https://nvd.nist.gov/vuln/detail/CVE-2018-7648
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-7648
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-7648
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 0.68242
EPSS Score 0.00592
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T13:51:56.193873+00:00 Debian Importer Import https://security-tracker.debian.org/tracker/data/json 36.1.3