CVE-2022-39958 is a response body bypass vulnerability in the OWASP ModSecurity Core Rule Set (CRS) affecting versions 3.0.x, 3.1.x, 3.2.1, and 3.3.2. An attacker can exfiltrate small, undetectable sections of data from a restricted backend resource by repeatedly sending HTTP Range headers, bypassing WAF protections. This vulnerability has a CVSS score of 7.5 (High), indicating a network-based attack with low complexity and high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 3.0.0, < 3.2.2CPE matchmatch criteria | cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:*:*:*:*:*:*:*:* | ||
>= 3.3.0, < 3.3.3CPE matchmatch criteria | cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:*:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
37CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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