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CWE-1333 类漏洞列表 360

CWE-1333 类弱点 360 条 CVE 漏洞汇总,含 AI 中文分析。

CWE-1333 属于正则表达式复杂度漏洞,指产品使用了最坏情况下计算效率低下甚至呈指数级增长的表达式。攻击者通常通过构造特定的“灾难性回溯”输入,触发正则引擎的无限循环或极高资源消耗,从而实施拒绝服务攻击。开发者应避免使用嵌套量词或重叠子模式,采用非贪婪匹配、原子组或预编译优化,并限制输入长度,以确保正则表达式的执行效率与安全性。

MITRE CWE 官方描述
CWE:CWE-1333 低效的正则表达式复杂度 (Inefficient Regular Expression Complexity) 英文:产品使用的正则表达式在最坏情况下的计算复杂度低效,且可能呈指数级增长。
常见影响 (1)
Availability DoS: Resource Consumption (CPU)
Attackers can create crafted inputs that intentionally cause the regular expression to use excessive backtracking in a way that causes the CPU consumption to spike.
缓解措施 (4)
Architecture and Design Use regular expressions that do not support backtracking, e.g. by removing nested quantifiers.
Effectiveness: High
System Configuration Set backtracking limits in the configuration of the regular expression implementation, such as PHP's pcre.backtrack_limit. Also consider limits on execution time for the process.
Effectiveness: Moderate
Implementation Do not use regular expressions with untrusted input. If regular expressions must be used, avoid using backtracking in the expression.
Effectiveness: High
Implementation Limit the length of the input that the regular expression will process.
Effectiveness: Moderate
代码示例 (2)
This example attempts to check if an input string is a "sentence" [REF-1164].
var test_string = "Bad characters: $@#"; var bad_pattern  = /^(\w+\s?)*$/i; var result = test_string.search(bad_pattern);
Bad · JavaScript
var test_string = "Bad characters: $@#"; var good_pattern  = /^((?=(\w+))\2\s?)*$/i; var result = test_string.search(good_pattern);
Good · JavaScript
This example attempts to check if an input string is a "sentence" and is modified for Perl [REF-1164].
my $test_string = "Bad characters: \$\@\#"; my $bdrslt = $test_string; $bdrslt =~ /^(\w+\s?)*$/i;
Bad · Perl
my $test_string = "Bad characters: \$\@\#"; my $gdrslt = $test_string; $gdrslt =~ /^((?=(\w+))\2\s?)*$/i;
Good · Perl
CVE ID 标题 CVSS 风险等级 Published
CVE-2020-36830 urlregex 安全漏洞 — urlregex 4.3 Medium 2024-09-02
CVE-2023-7279 Connaisseur 安全漏洞 — Connaisseur 2.6 Low 2024-09-02
CVE-2024-2800 GitLab 安全漏洞 — GitLab 6.5 Medium 2024-08-08
CVE-2024-3114 GitLab 安全漏洞 — GitLab 4.3 Medium 2024-08-08
CVE-2024-39317 Torchbox Wagtail 安全漏洞 — wagtail 6.5 Medium 2024-07-11
CVE-2024-3651 idna 安全漏洞 — kjd/idna 7.5 - 2024-07-07
CVE-2024-39316 Rack 安全漏洞 — rack 6.5 Medium 2024-07-02
CVE-2024-6038 ChuanhuChatGPT 安全漏洞 — gaizhenbiao/chuanhuchatgpt 7.5AI High AI 2024-06-27
CVE-2024-1493 GitLab 资源管理错误漏洞 — GitLab 6.5 Medium 2024-06-26
CVE-2024-1736 GitLab CE/EE 安全漏洞 — GitLab 6.5 Medium 2024-06-12
CVE-2024-1495 GitLab CE/EE 安全漏洞 — GitLab 6.5 Medium 2024-06-12
CVE-2024-1963 GitLab CE/EE 安全漏洞 — GitLab 6.5 Medium 2024-06-12
CVE-2024-5552 Kubeflow 安全漏洞 — kubeflow/kubeflow 7.5AI High AI 2024-06-06
CVE-2024-4148 Lunary 资源管理错误漏洞 — lunary-ai/lunary 7.5 - 2024-06-01
CVE-2023-6502 GitLab CE/EE 安全漏洞 — GitLab 4.3 Medium 2024-05-23
CVE-2024-4067 micromatch 安全漏洞 — micromatch 5.3 Medium 2024-05-13
CVE-2023-6682 GitLab 安全漏洞 — GitLab 6.5 Medium 2024-05-09
CVE-2023-6688 GitLab 安全漏洞 — GitLab 6.5 Medium 2024-05-09
CVE-2024-2651 GitLab 安全漏洞 — GitLab 6.5 Medium 2024-05-09
CVE-2024-4056 M-Files Server 安全漏洞 — M-Files Server 7.5 High 2024-04-26
CVE-2024-2829 GitLab CE/EE 安全漏洞 — GitLab 7.5 High 2024-04-25
CVE-2024-3772 Pydantic 安全漏洞 — Pydantic 5.9 Medium 2024-04-15
CVE-2023-6489 GitLab 安全漏洞 — GitLab 4.3 Medium 2024-04-12
CVE-2023-6678 GitLab 安全漏洞 — GitLab 4.3 Medium 2024-04-12
CVE-2024-21503 black 安全漏洞 — black 5.3 Medium 2024-03-19
CVE-2024-28865 django-wiki 安全漏洞 — django-wiki 7.5 High 2024-03-18
CVE-2024-28864 SecureProps 安全漏洞 — Secure-Props 2.6 Low 2024-03-18
CVE-2024-25126 Rack 安全漏洞 — rack 5.3 Medium 2024-02-28
CVE-2024-26146 Rack 安全漏洞 — rack 5.3 Medium 2024-02-28
CVE-2024-1892 Scrapy 安全漏洞 — scrapy/scrapy 7.5 - 2024-02-28

CWE-1333 是常见的弱点类别,本平台收录该类弱点关联的 360 条 CVE 漏洞。