CVE-2023-22272 | ZDI-CAN-21309: Adobe RoboHelp Server resolveDistinguishedName LDAP Injection Information Disclosure Vulnerability

Adobe RoboHelp Server versions 11.4 and earlier are affected by an Improper Input Validation vulnerability that could lead to information disclosure by an unauthenticated attacker. Exploitation of this issue does not require user interaction.

Published: 2023-11-17 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2023-22272 is rated Moderate Risk (55.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.39%). EPSS rose +1.04% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2023-22272

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.35% 1.39% +1.04%
2 2025-11-21 0.80% 0.35% -0.45%
3 2025-11-18 — 0.80% —

Full EPSS history (12 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2023-22272

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:N)
Service keeps running; no real outage angle.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2023-22272

Affected software / configurations for CVE-2023-22272

Vendor Product Version Raw CPE
adobe robohelp_server <= 11.4 cpe:2.3:a:adobe:robohelp_server:*:*:*:*:*:*:*:*

References for CVE-2023-22272

cvelogic Threat Intelligence