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Vulnerability details: VCID-v8mu-gkpa-aaae
Vulnerability ID VCID-v8mu-gkpa-aaae
Aliases CVE-2018-20846
Summary Out-of-bounds accesses in the functions pi_next_lrcp, pi_next_rlcp, pi_next_rpcl, pi_next_pcrl, pi_next_rpcl, and pi_next_cprl in openmj2/pi.c in OpenJPEG through 2.3.0 allow remote attackers to cause a denial of service (application crash).
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-20 Improper Input Validation
CWE-125 Out-of-bounds Read
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20846.json
epss 0.00110 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
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epss 0.00110 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00110 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
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epss 0.00124 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00146 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
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epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
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epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
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epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.00313 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
epss 0.005 https://api.first.org/data/v1/epss?cve=CVE-2018-20846
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1728513
cvssv3 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-20846
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-20846
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-20846
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2018-20846
archlinux Medium https://security.archlinux.org/AVG-1390
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20846.json
https://api.first.org/data/v1/epss?cve=CVE-2018-20846
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20846
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://github.com/uclouvain/openjpeg/pull/1168/commits/c277159986c80142180fbe5efb256bbf3bdf3edc
http://www.securityfocus.com/bid/108921
1728513 https://bugzilla.redhat.com/show_bug.cgi?id=1728513
AVG-1390 https://security.archlinux.org/AVG-1390
cpe:2.3:a:uclouvain:openjpeg:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:uclouvain:openjpeg:*:*:*:*:*:*:*:*
CVE-2018-20846 https://nvd.nist.gov/vuln/detail/CVE-2018-20846
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-20846.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:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H 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-2018-20846
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:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20846
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20846
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-20846
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 0.44927
EPSS Score 0.00110
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.