VDB-213274 · CVE-2022-45059 · Nessus 211051

Varnish Cache up to 7.1.1/7.2.0 request smuggling

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Varnish Cache up to 7.1.1/7.2.0. The affected element is an unknown function. Executing a manipulation can lead to request smuggling. The identification of this vulnerability is CVE-2022-45059. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Varnish Cache up to 7.1.1/7.2.0. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a request smuggling vulnerability. The CWE definition for the vulnerability is CWE-444. The product acts as an intermediary HTTP agent (such as a proxy or firewall) in the data flow between two entities such as a client and server, but it does not interpret malformed HTTP requests or responses in ways that are consistent with how the messages will be processed by those entities that are at the ultimate destination. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Varnish Cache 7.x before 7.1.2 and 7.2.x before 7.2.1. A request smuggling attack can be performed on Varnish Cache servers by requesting that certain headers are made hop-by-hop, preventing the Varnish Cache servers from forwarding critical headers to the backend.

The weakness was shared 11/09/2022. The advisory is available at varnish-cache.org. This vulnerability was named CVE-2022-45059 since 11/09/2022. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 211051 (Fedora 37 : varnish / varnish-modules (2022-0d5dcc031e)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 7.1.2 or 7.2.1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (211051). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Varnish

Name

Cache

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Request smuggling
CWE: CWE-444
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 211051
Nessus Name: Fedora 37 : varnish / varnish-modules (2022-0d5dcc031e)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Cache 7.1.2/7.2.1

Timelineinfo

11/09/2022 🔍
11/09/2022 +0 days 🔍
11/09/2022 +0 days 🔍
11/17/2024 +739 days 🔍

Sourcesinfo

Advisory: FEDORA-2022-0d5dcc031e
Status: Confirmed

CVE: CVE-2022-45059 (🔍)
GCVE (CVE): GCVE-0-2022-45059
GCVE (VulDB): GCVE-100-213274

Entryinfo

Created: 11/09/2022 17:08
Updated: 11/17/2024 18:31
Changes: 11/09/2022 17:08 (39), 12/11/2022 07:47 (2), 12/11/2022 07:54 (11), 11/17/2024 18:31 (16)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.