CVE-2022-48279

HIGH
Published Jan 20, 20233y ago · Modified Jun 17, 20261w ago
7.5 CVSS 3.1
High
Find Similar
Published Jan 20, 2023 3y ago
Last Modified Jun 17, 2026 1w ago

Description

In ModSecurity before 2.9.6 and 3.x before 3.0.8, HTTP multipart requests were incorrectly parsed and could bypass the Web Application Firewall. NOTE: this is related to CVE-2022-39956 but can be considered independent changes to the ModSecurity (C language) codebase.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-436

Affected Products 3

VendorProductVersionRange
owaspmodsecurity*≥3.0.0  –  <3.0.8
trustwavemodsecurity* <2.9.6
debiandebian_linux10.0any

References 9

  • coreruleset.org https://coreruleset.org/20220919/crs-version-3-3-3-and-3-2-2-covering-several-cves/
    Not Applicable
  • github.com https://github.com/SpiderLabs/ModSecurity/pull/2795
    PatchThird Party Advisory
  • github.com https://github.com/SpiderLabs/ModSecurity/pull/2797
    PatchThird Party Advisory
  • github.com https://github.com/SpiderLabs/ModSecurity/releases/tag/v2.9.6
    Release NotesThird Party Advisory
  • github.com https://github.com/SpiderLabs/ModSecurity/releases/tag/v3.0.8
    Release NotesThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2023/01/msg00023.html
    Mailing ListThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/52TGCZCOHYBDCVWJYNN2PS4QLOHCXWTQ/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SYRTXTOQQI6SB2TLI5QXU76DURSLS4XI/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WCH6JM4I4MD4YABYFHSBDDOUFDGIFJKL/

Remediation

  • github.com https://github.com/SpiderLabs/ModSecurity/pull/2795
    PatchThird Party Advisory
  • github.com https://github.com/SpiderLabs/ModSecurity/pull/2797
    PatchThird Party Advisory