CVE-2022-38794

Exp

Zaver through 2020-12-15 allows directory traversal via the GET /.. substring.

Published: 2022-08-27 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-38794 is rated High Exploit Risk (84.2/100): CVSS High severity, with high exploitation likelihood (EPSS 49.01%, 98th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +5.37% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

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

Public exploit references (Exploit-DB) for CVE-2022-38794

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2022-38794

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 2026-03-04 43.64% 49.01% +5.37%
2 2026-03-01 49.01% 43.64% -5.37%
3 2026-02-22 — 49.01% —

Full EPSS history (61 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-38794

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-2022-38794

Affected software / configurations for CVE-2022-38794

Vendor Product Version Raw CPE
zaver_project zaver <= 2020-12-15 cpe:2.3:a:zaver_project:zaver:*:*:*:*:*:*:*:*

References for CVE-2022-38794

URL Tags
https://github.com/zyearn/zaver/issues/22 Exploit Issue Tracking Third Party Advisory
cvelogic Threat Intelligence