Vulnerability Details : CVE-2021-3514
When using a sync_repl client in 389-ds-base, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, causing a crash.
Vulnerability category: Memory Corruption
Products affected by CVE-2021-3514
- cpe:2.3:o:redhat:389_directory_server:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-3514
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 27 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-3514
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:P |
8.0
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-3514
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: secalert@redhat.com (Primary)
References for CVE-2021-3514
-
https://lists.debian.org/debian-lts-announce/2023/04/msg00026.html
[SECURITY] [DLA 3399-1] 389-ds-base security update
-
https://github.com/389ds/389-ds-base/issues/4711
SIGSEV with sync_repl · Issue #4711 · 389ds/389-ds-base · GitHubThird Party Advisory
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