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Vulnerability details: VCID-7ce7-3uvd-aaac
Vulnerability ID VCID-7ce7-3uvd-aaac
Aliases CVE-2021-29338
Summary Integer Overflow in OpenJPEG v2.4.0 allows remote attackers to crash the application, causing a Denial of Service (DoS). This occurs when the attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-190 Integer Overflow or Wraparound
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-787 Out-of-bounds Write
System Score Found at
rhas Moderate https://access.redhat.com/errata/RHSA-2021:4251
cvssv3 6.2 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-29338.json
epss 0.00092 https://api.first.org/data/v1/epss?cve=CVE-2021-29338
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epss 0.00339 https://api.first.org/data/v1/epss?cve=CVE-2021-29338
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1950101
cvssv3.1 3.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2021-29338
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2021-29338
cvssv3.1 5.5 https://nvd.nist.gov/vuln/detail/CVE-2021-29338
archlinux Medium https://security.archlinux.org/AVG-1390
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-29338.json
https://api.first.org/data/v1/epss?cve=CVE-2021-29338
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-29338
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/uclouvain/openjpeg/issues/1338
https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZ54FGM2IGAP4AWSJ22JKHOPHCR3FGYU/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QB6AI7CWXWMEDZIQY4LQ6DMIEXMDOHUP/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EZ54FGM2IGAP4AWSJ22JKHOPHCR3FGYU/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QB6AI7CWXWMEDZIQY4LQ6DMIEXMDOHUP/
https://security.gentoo.org/glsa/202209-04
1950101 https://bugzilla.redhat.com/show_bug.cgi?id=1950101
987276 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987276
AVG-1390 https://security.archlinux.org/AVG-1390
cpe:2.3:a:uclouvain:openjpeg:2.4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:uclouvain:openjpeg:2.4.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
CVE-2021-29338 https://nvd.nist.gov/vuln/detail/CVE-2021-29338
RHSA-2021:4251 https://access.redhat.com/errata/RHSA-2021:4251
USN-7083-1 https://usn.ubuntu.com/7083-1/
No exploits are available.
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-29338.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:L/AC:L/PR:N/UI:R/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-2021-29338
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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-29338
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:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-29338
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 0.27279
EPSS Score 0.00092
Published At June 6, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.