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CVE-2026-78701— 389-ds-base: 389-ds-base: cve-2026-11610 incomplete fix may introduce a connection-stall dos

Quick assessment

Affected
Red Hat Red Hat Directory Server 11
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 389-ds-base 中发现了一个缺陷。远程认证攻击者可以利用简单认证和安全层（SASL）的 UNBIND 处理过程中的漏洞。通过发送特制的请求，攻击者可以导致连接挂起，从而引发资源耗尽，并造成服务器拒绝服务（DoS）。

CVSS 6.5 · Medium EPSS 0.34% · P26

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service

Affected Version Matrix 8

VendorProduct Version RangeStatus
Red Hat Red Hat Directory Server 11 any affected
Red Hat Red Hat Directory Server 12 any affected
Red Hat Red Hat Directory Server 13 any affected
Red Hat Red Hat Enterprise Linux 10 any affected
Red Hat Red Hat Enterprise Linux 6 any affected
Red Hat Red Hat Enterprise Linux 7 any affected
Red Hat Red Hat Enterprise Linux 8 any affected
Red Hat Red Hat Enterprise Linux 9 any affected
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I. Basic Information for CVE-2026-78701

Vulnerability Information
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Vulnerability Title
389-ds-base: 389-ds-base: cve-2026-11610 incomplete fix may introduce a connection-stall dos
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in 389-ds-base. A remote, authenticated attacker could exploit a vulnerability in the Simple Authentication and Security Layer (SASL) UNBIND process. By sending a specially crafted request, the attacker can cause a connection to stall, leading to resource exhaustion and a Denial of Service (DoS) for the server.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Red Hat Red Hat Directory Server 11 - cpe:/a:redhat:directory_server:11
Red Hat Red Hat Directory Server 12 - cpe:/a:redhat:directory_server:12
Red Hat Red Hat Directory Server 13 - cpe:/a:redhat:directory_server:13
Red Hat Red Hat Enterprise Linux 10 - cpe:/o:redhat:enterprise_linux:10
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 8 - cpe:/o:redhat:enterprise_linux:8
Red Hat Red Hat Enterprise Linux 9 - cpe:/o:redhat:enterprise_linux:9

II. Public POCs for CVE-2026-78701

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III. Intelligence Information for CVE-2026-78701

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Vendor Advisories for CVE-2026-78701 (1)

Same Patch Batch · Red Hat · 2026-08-25 · 10 CVEs total

CVE-2026-79992 7.8 HIGH Emacs: local shell command injection through the user field in emacs tramp
CVE-2026-79655 7.8 HIGH Sos: sos: path traversal in sos clean tar extraction via unvalidated symlink/hardlink targ
CVE-2026-80186 7.6 HIGH Bluez: stack overflow in name2utf8 causes dos and potential code execution
CVE-2026-78322 6.5 MEDIUM File-roller: file-roller: stack buffer overflow in parse_progress_line for 7z and rar hand
CVE-2026-79717 6.4 MEDIUM Galaxy_ng: galaxy_ng: blind ssrf via namespace avatar_url with no private-address restrict
CVE-2026-79652 5.9 MEDIUM Keycloak-services: keycloak-services: jwt bearer authorization grant does not enforce cons
CVE-2026-80185 5.7 MEDIUM Bluez: sdp-xml: bluez 5.86: unprivileged-local and adjacent-le-peer leads to arbitrary cod
CVE-2026-77680 5.3 MEDIUM Libsoup3: libsoup: quadratic cpu denial of service in http range coalescing after cve-2025
CVE-2026-80101 4.4 MEDIUM Gimp: multiple heap out-of-bounds reads in xwd loader from unrelated width and bytes-per-l

IV. Related Vulnerabilities

Same product: Red Hat Directory Server 11
Same vendor: Red Hat
Same weakness: CWE-787

V. Comments for CVE-2026-78701

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