CVE-2022-25857 | Denial of Service (DoS)

Exp

The package org.yaml:snakeyaml from 0 and before 1.31 are vulnerable to Denial of Service (DoS) due missing to nested depth limitation for collections.

Published: 2022-08-30 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-25857 is rated High Exploit Risk (75.2/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.92%). 2 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-2022-25857

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

Exploit prediction scoring system (EPSS) score for CVE-2022-25857

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 2026-05-23 3.00% 2.92% -0.08%
2 2026-05-22 0.87% 3.00% +2.13%
3 2026-03-04 — 0.87% —

Full EPSS history (17 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-25857

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:N/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: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:N)
Doesn’t really leak secrets in a meaningful 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.
 3.9 3.6 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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: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:N)
Doesn’t really leak secrets in a meaningful 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.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2022-25857

GitHub Security Advisory for CVE-2022-25857

GHSA-3mc7-4q67-w48m · Severity: high · Ecosystem: maven — Uncontrolled Resource Consumption in snakeyaml

OS Trackers for CVE-2022-25857

vendor priority summary link
debian not yet assigned CVE-2022-25857 not yet assigned priority: Debian including 1 source packages (snakeyaml), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-25857
redhat high — https://access.redhat.com/security/cve/CVE-2022-25857
suse medium CVE-2022-25857 severity moderate: SUSE including 243 source package names (3.3.2-2.3:snakeyaml-1.31-150200.3.8.1, 5.0.0-beta1.2.122:snakeyaml-1.31-150200.3.8.1, …), 269 product×package rows across 34 product lines (Container containers/apache-pulsar, Container suse/manager/5.0/x86_64/server, … (34 product lines)): Known Affected 231, Fixed 38. https://www.suse.com/security/cve/CVE-2022-25857/
ubuntu low CVE-2022-25857 low priority: Ubuntu including 1 source packages (snakeyaml), 8 status rows across 8 suites (bionic, focal, jammy, kinetic, lunar, trusty, upstream, xenial): released 6, needs-triage 1, not-affected 1. https://ubuntu.com/security/CVE-2022-25857

Affected software / configurations for CVE-2022-25857

Vendor Product Version Raw CPE
snakeyaml_project snakeyaml < 1.31 cpe:2.3:a:snakeyaml_project:snakeyaml:*:*:*:*:*:*:*:*
debian debian_linux 10.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

References for CVE-2022-25857

cvelogic Threat Intelligence