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Vulnerability details: VCID-4tn2-her5-6fe1
Vulnerability ID VCID-4tn2-her5-6fe1
Aliases CVE-2021-3514
Summary 389-ds-base: sync_repl NULL pointer dereference in sync_create_state_control()
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-476 NULL Pointer Dereference
System Score Found at
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3514.json
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
epss 0.00343 https://api.first.org/data/v1/epss?cve=CVE-2021-3514
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
archlinux Medium https://security.archlinux.org/AVG-2206
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3514.json
https://api.first.org/data/v1/epss?cve=CVE-2021-3514
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3514
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
1952907 https://bugzilla.redhat.com/show_bug.cgi?id=1952907
988727 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=988727
ASA-202107-72 https://security.archlinux.org/ASA-202107-72
AVG-2206 https://security.archlinux.org/AVG-2206
RHSA-2021:2595 https://access.redhat.com/errata/RHSA-2021:2595
RHSA-2021:2796 https://access.redhat.com/errata/RHSA-2021:2796
RHSA-2021:3955 https://access.redhat.com/errata/RHSA-2021:3955
RHSA-2022:0952 https://access.redhat.com/errata/RHSA-2022:0952
USN-USN-5231-1 https://usn.ubuntu.com/USN-5231-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3514.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:L/UI:N/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
Exploit Prediction Scoring System (EPSS)
Percentile 0.56838
EPSS Score 0.00343
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T14:02:36.323141+00:00 RedHat Importer Import https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-3514.json 38.0.0