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CVE-2021-37147 Input validation

Routine
Remediate Within 6 Months

CVE Information

Original CVE data

Published:
Updated:

Improper input validation vulnerability in header parsing of Apache Traffic Server allows an attacker to smuggle requests. This issue affects Apache Traffic Server 8.0.0 to 8.1.2 and 9.0.0 to 9.1.0.

CVSS v25
AV:N/AC:L/AU:N/C:N/I:P/A:N
CVSS v37.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
References
https://lists.apache.org/thread/k01797hyncx53659wr3o72s5cvkc3164
https://www.debian.org/security/2022/dsa-5153
Affected Vendors

Apache - (1)

Debian - (1)

Basic Analysis

Common vulnerability metrics

Vulnerabilty type as detected by PRIOnengine

Input validation

CVSS Scores as calculated by PRIOnengine
CVSS v25
AV:N/AC:L/AU:N/C:N/I:P/A:N
CVSS v37.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
MITRE CWE Top 25

Vulnerability weakness type is in the top 25 CWEs according to MITRE. View Mitre Top 25 CWEs

Exploits

No exploit code is reported to exist.

Active Exploitation

Vulnerability is not in CISA's Known Exploited Vulnerabilities (KEV) catalog. See the KEV Catalog

Social Network Activity

-

Threat Actor Activity

No sightings of the vulnerability within threat reports.

Cybersecurity Frameworks

How the vulnerability maps against various cybersecurity frameworks

T1133 - External Remote Services

Compliance Impact

How the submited vulnerability affects compliance

PCI DSS v3.2.1-6.5.8 - Improper Access Control

Web Application Security Frameworks

Applicable if the issue likely affects a web application

WASC-8 - Cross Site Scripting