CVE-2021-3514

In 389-ds-base, the vulnerability CVE-2021-3514 is triggered when using a sync_repl client: an authenticated attacker can send a specially crafted query that results in a NULL pointer dereference, causing a crash (denial of service). Several connected advisories reference this flaw and note a rel...

CVE-2020-35518

CVE-2020-35518 affects 389-ds-base: information disclosure during DN binding that lets an unauthenticated attacker check whether an entry exists. Disclosures in MiracleLinux (AXSA:2021-1847/2281) show updates for 389-ds-base/1.3.10.2-12.el7 and 389-ds:1.4 modules are available; Ubuntu Red Hat and...

CVE-2024-1062

CVE-2024-1062 is a heap overflow in 389-ds-base that can cause a denial of service when a value larger than 256 characters is written to the log_entry_attr field. The CVE is evaluated as a local, high-availability risk with a MEDIUM base score from CVSS 3.1 (AV:L, AC:L, PR:L, UI:N, S:U, C:N, I:N,...

CVE-2018-10935

CVE-2018-10935 concerns the 389-ds-base component of the 389 Directory Server. The issue allows an attacker to cause the LDAP server to crash when using ldapsearch with server-side sort, leading to a denial of service. Connected advisories show affected packages across multiple distributions and ...

CVE-2022-0996

CVE-2022-0996 affects the 389-ds-base LDAP server. The issue allows an account with expired passwords to access the database, enabling improper authentication. Connected advisories confirm this vulnerability across multiple distributions and versions, with fixes provided in downstream security up...

CVE-2022-1949

CVE-2022-1949 is described in connected sources as an access control bypass in 389-ds-base LDAP server caused by mishandling of search filters. This weakness could allow any remote unauthenticated user to issue a filter that returns database items the caller should not access, potentially exposin...

CVE-2024-6237

The issue CVE-2024-6237 affects 389-ds-base (389 Directory Server) and can be exploited by an unauthenticated user sending a crafted extended search request to trigger a server crash/DoS. Publicly referenced advisories (Red Hat RHSA-2024:4997, OSV and OSV editions) indicate affected Red Hat-based...

CVE-2026-11770

The CVE affects 389 Directory Server (389-ds-base) with a pre-auth LDAP filter injection in the CleanAllRUV replication status-check extended operation. An unauthenticated attacker can inject LDAP search filters, causing the handler to search cn=config with elevated replication plugin privileges ...

CVE-2026-9064

The CVE-2026-9064 issue affects the 389-ds-base LDAP server. The get_ldapmessage_controls_ext() function does not bound the number of LDAP message controls, allowing a remote, unauthenticated attacker to send requests with hundreds of thousands of minimal controls within the default BER size (2 M...

CVE-2010-2222

The CVE-2010-2222 issue affects Red Hat Directory Server 8 and 389 Directory Server, arising from the _ger_parse_control function. The root cause is a code issue in this function that allows a crafted search query to trigger a denial of service via a NULL pointer dereference. Documented impact in...

CVE-2026-15722

The CVE-2026-15722 entry concerns a pre-authentication stack buffer overflow in 389-ds-base. The get_ruvelement_from_berval() function in repl5_ruv.c copies digit characters from a network-supplied RUV berval into a fixed 16-byte stack buffer without bounds checking, allowing a remote unauthentic...

CVE-2026-11786

CVE-2026-11786 affects the 389 Directory Server (389-ds-base). The issue is a heap-out-of-bounds read in the LDIF parser when processing attribute types with trailing semicolons during database import, traced to ldif parser function str2entry_state_information_from_type(). Consequences are descri...

CVE-2026-11787

The CVE-2026-11787 entry concerns 389 Directory Server (389-ds-base). A heap buffer over-read occurs in the ldap_utf8prev() function when reading bytes before the start of a buffer during string filter parsing (via str2simple), which may influence internal filter processing behavior. Documented i...

CVE-2026-11790

The CVE-2026-11790 entry describes a vulnerability in 389 Directory Server’s PBKDF2-SHA256 password storage plugin where there is no upper bound on the iteration count extracted from stored password hashes. A privileged attacker who can modify a user’s password hash can trigger excessive CPU usag...

CVE-2026-12528

Affected software/component: 389 Directory Server, in function __aclp__normalize_acltxt() of aclparse.c. Issue: malformed ACI strings can trigger heap-buffer-overflow writes and reads during ACI parsing; the keyword length after whitespace stripping is not validated, causing 1-byte out-of-bounds ...

CVE-2026-11788

The vulnerability CVE-2026-11788 affects 389 Directory Server (389-ds-base) in the dereference control plugin BER parser. The root cause is that the plugin does not check for BER allocation failures before using structures, enabling a null pointer/dereference scenario that can crash the LDAP serv...

CVE-2026-11789

Affected software : 389 Directory Server (389-ds-base). Vulnerable component : SMD5 password storage plugin. Root cause : unsigned integer underflow when computing salt length from a crafted password hash shorter than 16 bytes, causing a buffer over-read and LDAP server crash during authenticatio...

CVE-2026-11785

The CVE-2026-11785 entry concerns 389 Directory Server (389-ds-base) with a type confusion in the SSO token extended operation handler. This flaw allows a partial leak of stack address information via LDAP responses to authenticated users, arising from ber_printf type confusion in the SSO token h...

CVE-2026-18651

389 Directory Server is affected by a flaw where SASL PLAIN authentication installs connection-level bind credentials before checking if an account is locked, allowing continued privileged access on a connection after lock. The bound state is not reverted when a lock is detected, defeating accoun...

CVE-2026-11793

CVE-2026-11793 describes a stack buffer overflow in 389 Directory Server’s 389-ds-base. The vulnerability occurs in the checkPrefix() function in pw.c, which copies an attacker-controlled algorithm ID into a 256-byte stack buffer without bounds checking when parsing reversible-encrypted attribute...

CVE-2026-11611

CVE-2026-11611 concerns the Content Synchronization persistent search plugin in 389 Directory Server. The flaw enables denial of service via unbounded memory growth when an authenticated client stops reading sync responses, and there are additional race conditions in the plugin thread lifecycle t...

CVE-2026-11791

The CVE-2026-11791 entry concerns 389 Directory Server (389-ds-base), where during schema reload the attr_syntax_swap_ht() function unconditionally frees attribute syntax information nodes, bypassing refcount-based deferred deletion. This can lead to use-after-free or double-free when LDAP query ...

CVE-2026-15041

The CVE describes a flaw in 389 Directory Server (389-ds-base): non-constant-time comparison in the PBKDF2-SHA256 password verification uses standard memcmp() instead of a constant-time function. This could allow a remote attacker to leverage timing measurements of LDAP bind attempts to infer par...

CVE-2026-14940

Affected software/component: 389 Directory Server (389-ds-base). Vulnerability: heap-buffer-overflow in DN normalization when processing a legacy-quoted value encoding a multivalued nested RDN, causing writes past the end of a heap allocation. Attack scenario: an unauthenticated remote attacker c...

CVE-2026-14969

The CVE-2026-14969 entry concerns 389-ds-base. The LDBM backend attribute encryption uses a hardcoded static initialization vector for AES-CBC and 3DES-CBC, enabling a privileged attacker with filesystem access to detect plaintext equality across encrypted entries by ciphertext block comparison. ...