VDB-203997 · CVE-2022-25858 · GCVE-0-2022-25858

terser up to 4.8.0/5.14.1 incorrect regex

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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in terser up to 4.8.0/5.14.1 and classified as critical. This affects an unknown part. Performing a manipulation results in incorrect regex. This vulnerability is reported as CVE-2022-25858. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in terser up to 4.8.0/5.14.1. This affects an unknown part. The manipulation with an unknown input leads to a incorrect regex vulnerability. CWE is classifying the issue as CWE-185. The product specifies a regular expression in a way that causes data to be improperly matched or compared. This is going to have an impact on availability. The summary by CVE is:

The package terser before 4.8.1, from 5.0.0 and before 5.14.2 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure usage of regular expressions.

The weakness was disclosed 07/16/2022 as a4da7349fdc92c05094f41d33d06d8cd4e90e76b. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2022-25858 since 02/24/2022. Neither technical details nor an exploit are publicly available.

Upgrading to version 4.8.1 or 5.14.2 eliminates this vulnerability. Applying the patch a4da7349fdc92c05094f41d33d06d8cd4e90e76b 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.

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Productinfo

Name

terser

Version

License

open-source

Website

Product: https://github.com/terser/terser/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.0
VulDB Meta Temp Score: 6.0

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 5.3
CNA Vector (Snyk): 🔍

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: Incorrect regex
CWE: CWE-185 / CWE-697
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: terser 4.8.1/5.14.2
Patch: a4da7349fdc92c05094f41d33d06d8cd4e90e76b

Timelineinfo

02/24/2022 🔍
07/16/2022 +141 days 🔍
07/16/2022 +0 days 🔍
08/01/2022 +16 days 🔍

Sourcesinfo

Product: github.com

Advisory: a4da7349fdc92c05094f41d33d06d8cd4e90e76b
Status: Confirmed

CVE: CVE-2022-25858 (🔍)
GCVE (CVE): GCVE-0-2022-25858
GCVE (VulDB): GCVE-100-203997

Entryinfo

Created: 07/16/2022 10:01
Updated: 08/01/2022 09:35
Changes: 07/16/2022 10:01 (51), 08/01/2022 09:35 (11)
Complete: 🔍
Cache ID: 216::103