CVE-2023-30608 Parser contains an inefficient regular expression in sqlparse

2023-04-1821:32:11

CWE-1333

GitHub_M

www.cve.org

sql parser

python module

redos

denial of service

upgrade

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

AI Score

7.9

Confidence

High

EPSS

0.001

Percentile

42.2%

JSON

sqlparse is a non-validating SQL parser module for Python. In affected versions the SQL parser contains a regular expression that is vulnerable to ReDoS (Regular Expression Denial of Service). This issue was introduced by commit e75e358. The vulnerability may lead to Denial of Service (DoS). This issues has been fixed in sqlparse 0.4.4 by commit c457abd5f. Users are advised to upgrade. There are no known workarounds for this issue.

CNA Affected

[
  {
    "vendor": "andialbrecht",
    "product": "sqlparse",
    "versions": [
      {
        "version": ">= 0.1.15, < 0.4.4",
        "status": "affected"
      }
    ]
  }
]