CVE-2022-28948

Exp

An issue in the Unmarshal function in Go-Yaml v3 causes the program to crash when attempting to deserialize invalid input.

Published: 2022-05-19 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-28948 is rated High Exploit Risk (73.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.52%). 1 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-2022-28948

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

Exploit prediction scoring system (EPSS) score for CVE-2022-28948

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 2026-03-30 1.57% 1.52% -0.04%
2 2026-03-21 1.52% 1.57% +0.04%
3 2026-03-04 — 1.52% —

Full EPSS history (39 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-28948

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]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/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:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2022-28948

GitHub Security Advisory for CVE-2022-28948

GHSA-hp87-p4gw-j4gq · Severity: high · Ecosystem: go — gopkg.in/yaml.v3 Denial of Service

OS Trackers for CVE-2022-28948

vendor priority summary link
alpine high CVE-2022-28948: 1 source package rows (coredns); 7 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 0. https://security.alpinelinux.org/vuln/CVE-2022-28948
debian not yet assigned CVE-2022-28948 not yet assigned priority: Debian including 1 source packages (golang-gopkg-yaml.v3), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 4, open 1. https://security-tracker.debian.org/tracker/CVE-2022-28948
redhat medium — https://access.redhat.com/security/cve/CVE-2022-28948
suse medium CVE-2022-28948 severity moderate: SUSE including 332 source package names (alloy, amazon-ssm-agent, …), 1031 product×package rows across 80 product lines (Image SLES15-SP3-Micro-5-2-BYOS-Azure, Image SLES15-SP3-Micro-5-2-BYOS-EC2-HVM, … (80 product lines)): Known Not Affected 753, Known Affected 231, Fixed 38, Will Not Fix 9. https://www.suse.com/security/cve/CVE-2022-28948/
ubuntu medium CVE-2022-28948 medium priority: Ubuntu including 4 source packages (golang-gopkg-yaml.v3, golang-goyaml, golang-yaml.v2, snapd), 56 status rows across 14 suites (bionic, focal, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 22, DNE 18, released 8, ignored 6, needed 2. https://ubuntu.com/security/CVE-2022-28948

Affected software / configurations for CVE-2022-28948

Vendor Product Version Raw CPE
yaml_project yaml 3.0.0 cpe:2.3:a:yaml_project:yaml:3.0.0:*:*:*:*:go:*:*
netapp astra_trident — cpe:2.3:a:netapp:astra_trident:-:*:*:*:*:*:*:*

References for CVE-2022-28948

URL Tags
https://github.com/go-yaml/yaml/issues/666 Exploit Issue Tracking Patch Third Party Advisory
https://security.netapp.com/advisory/ntap-20220923-0006/ Third Party Advisory
cvelogic Threat Intelligence