CVE-2022-34037

CVSS V2 None CVSS V3 High 7.5

Description

An out-of-bounds read in the rewrite function at /modules/caddyhttp/rewrite/rewrite.go in Caddy v2.5.1 allows attackers to cause a Denial of Service (DoS) via a crafted URI.

Overview

CVE ID
CVE-2022-34037

Assigner
cve@mitre.org

Vulnerability Status
Analyzed

Published Version
2022-07-22T15:15:08

Last Modified Date
2022-07-28T20:16:25

Weakness Enumerations

CWE	URL
CWE-125	http://cwe.mitre.org/data/definitions/125.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:caddyserver:caddy:2.5.1:::::::*	1	OR

CVSS Version 3

Version
3.1

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

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
NONE

Availability Impact
HIGH

Base Score
7.5

Base Severity
HIGH

Exploitability Score
3.9

Impact Score
3.6

References

Reference URL	Reference Tags
https://github.com/caddyserver/caddy/issues/4775

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-34037
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34037

History

Created	Old Value	New Value	Data Type	Notes
2022-07-22 16:00:28				Added to TrackCVE