CVE-2022-28998

Exp

Xlight FTP v3.9.3.2 was discovered to contain a stack-based buffer overflow which allows attackers to leak sensitive information via crafted code.

Published: 2022-05-23 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-28998 is rated High Exploit Risk (68.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.57%). 4 public exploit reference(s) are indexed (Exploit-DB). 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-2022-28998

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

Exploit prediction scoring system (EPSS) score for CVE-2022-28998

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 2026-04-17 3.62% 0.57% -3.05%
2 2025-11-16 3.44% 3.62% +0.18%
3 2025-06-29 — 3.44% —

Full EPSS history (22 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-28998

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.1 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H 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:L)
A normal user session is enough; they don’t have to be admin.
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:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.2 [email protected]
5.5 2.0 MEDIUM
AV:N/AC:L/Au:S/C:P/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 8.0 4.9 [email protected]

Weakness enumeration for CVE-2022-28998

Affected software / configurations for CVE-2022-28998

Vendor Product Version Raw CPE
xlightftpd xlight_ftp 3.9.3.2 cpe:2.3:a:xlightftpd:xlight_ftp:3.9.3.2:*:*:*:*:*:*:*

References for CVE-2022-28998

URL Tags
https://i.imgur.com/aw6hZo2.png Exploit Third Party Advisory
https://i.imgur.com/jMURHQF.png Exploit Third Party Advisory
https://packetstormsecurity.com/files/166381/Xlight-FTP-3.9.3.2-Buffer-Overflow.html Exploit Third Party Advisory VDB Entry
https://streamable.com/gmqz5x Exploit Third Party Advisory
cvelogic Threat Intelligence