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CVE-2020-22669

26
FAUCET Score

CVE-2020-22669 describes a critical SQL injection bypass vulnerability in ModSecurity OWASP Core Rule Set (CRS) version 3.2.0 at Paranoia Level 1, affecting Debian Linux distributions. Attackers can leverage comment characters and variable assignments in SQL syntax to bypass WAF protection and execute SQL injection attacks, potentially leading to full compromise of confidentiality, integrity, and availability. With a CVSS score of 9.8 (CRITICAL), this vulnerability is easily exploitable over the network with low attack complexity and no user interaction. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.2.0CPE matchmatch criteria
cpe:2.3:a:owasp:owasp_modsecurity_core_rule_set:3.2.0:*:*:*:*:*:*:*
10.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.03%
Probability of exploitation in next 30 days
EPSS Percentile
60.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0103 is in the 45th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference
View patch

References

lists.debian.org / debian-lts-announce/2025/08/msg00004.html
github.com / coreruleset/coreruleset/pull/1793
ExploitIssue TrackingPatchThird Party Advisory
github.com / SpiderLabs/owasp-modsecurity-crs/issues/1727
ExploitIssue TrackingThird Party Advisory
lists.debian.org / debian-lts-announce/2023/01/msg00033.html
Mailing ListThird Party Advisory