VDB-227300 · CVE-2023-2251 · EUVD-2023-1285

eemeli yaml up to 2.2.1 uncaught exception

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in eemeli yaml up to 2.2.1. The impacted element is an unknown function. Such manipulation leads to uncaught exception. This vulnerability is referenced as CVE-2023-2251. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in eemeli yaml up to 2.2.1 and classified as problematic. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a uncaught exception vulnerability. Using CWE to declare the problem leads to CWE-248. An exception is thrown from a function, but it is not caught. Impacted is availability. CVE summarizes:

Uncaught Exception in GitHub repository eemeli/yaml prior to 2.2.2.

The weakness was published 04/24/2023. The advisory is shared for download at huntr.dev. This vulnerability is handled as CVE-2023-2251 since 04/24/2023. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.2.2 eliminates this vulnerability. Applying the patch 984f5781ffd807e58cad3b5c8da1f940dab75fba is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-1285). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

eemeli

Name

yaml

Version

License

open-source

Website

Product: https://github.com/eemeli/yaml/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (huntr.dev): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Uncaught exception
CWE: CWE-248
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: yaml 2.2.2
Patch: 984f5781ffd807e58cad3b5c8da1f940dab75fba

Timelineinfo

04/24/2023 🔍
04/24/2023 +0 days 🔍
04/24/2023 +0 days 🔍
07/12/2025 +810 days 🔍

Sourcesinfo

Product: github.com

Advisory: 984f5781ffd807e58cad3b5c8da1f940dab75fba
Status: Confirmed

CVE: CVE-2023-2251 (🔍)
GCVE (CVE): GCVE-0-2023-2251
GCVE (VulDB): GCVE-100-227300
EUVD: 🔍

Entryinfo

Created: 04/24/2023 18:12
Updated: 07/12/2025 21:08
Changes: 04/24/2023 18:12 (50), 05/18/2023 12:33 (1), 05/18/2023 12:42 (11), 07/12/2025 21:08 (16)
Complete: 🔍
Cache ID: 216::103