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Advisory details: vulnrichment / CVE-2023-22796
Advisory ID vulnrichment/CVE-2023-22796
Aliases
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (0)
There are no known CWE.
System Score Found at
ssvc Track
Reference id Reference type URL
https://discuss.rubyonrails.org/t/cve-2023-22796-possible-redos-based-dos-vulnerability-in-active-supports-underscore/82116
https://www.debian.org/security/2023/dsa-5372
ntap-20240202-0009 Other https://security.netapp.com/advisory/ntap-20240202-0009/

No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-02-05T21:51:29Z/ Found at None

Vector: SSVCv2/E:N/A:Y/T:P/P:M/B:A/M:M/D:T/2024-02-05T21:51:29Z/

Decision: Track

Source URL: https://github.com/cisagov/vulnrichment/blob/develop/2023/22xxx/CVE-2023-22796.json

Source Advisory: vulnrichment/CVE-2023-22796

View SSVC decision tree 
[{'Exploitation': 'none'},
 {'Automatable': 'yes'},
 {'Technical Impact': 'partial'},
 {'Mission Prevalence': 'minimal'},
 {'Public Well-being Impact': 'material'},
 {'Mission & Well-being': 'medium'}]