CVE-2023-22796CWE-400

A regular expression based DoS vulnerability in Active Support <6.1.7.1 and <7.0.4.1

published February 9, 2023

CVSS
—
EPSS
2%
Percentile
77.2
In the wild
Unconfirmed
What it is

A regular expression based DoS vulnerability in Active Support <6.1.7.1 and <7.0.4.1. A specially crafted string passed to the underscore method can cause the regular expression engine to enter a state of catastrophic backtracking. This can cause the process to use large amounts of CPU and memory, leading to a possible DoS vulnerability.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01712 · 77.2th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2023-02-09T00:00Z
EPSS history
Timeline
  • 09 FEB 00:00Z
    A regular expression based DoS vulnerability in Active Support <6.1.7.1 and <7.0.4.1
    cvelistv5