CVE-2021-1799

webkitgtk: Access to restricted ports on arbitrary servers via port redirection

Severity Score

6.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

A port redirection issue was addressed with additional port validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4, Safari 14.0.3. A malicious website may be able to access restricted ports on arbitrary servers.

Se abordó un problema de redirección de puertos con una comprobación de puertos adicional. Este problema es corregido en macOS Big Sur versión 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS versión 14.4, watchOS versión 7.3, iOS versión 14.4 y iPadOS versión 14.4, Safari versión 14.0.3. Un sitio web malicioso puede ser capaz de acceder a puertos restringidos en servidores arbitrarios.

A port redirection issue was found in WebKitGTK and WPE WebKit in versions prior to 2.30.6. A malicious website may be able to access restricted ports on arbitrary servers. The highest threat from this vulnerability is to data integrity.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-12-08 CVE Reserved
2021-03-28 CVE Published
2023-12-17 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

CAPEC

References (10)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JN6ZOD62CTO54CHTMJTHVEF6R2Y532TJ	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L3L6ZZOU5JS7E3RFYGLP7UFLXCG7TNLU	2023-11-07
https://security.gentoo.org/glsa/202104-03	2023-11-07
https://support.apple.com/en-us/HT212146	2023-11-07
https://support.apple.com/en-us/HT212147	2023-11-07
https://support.apple.com/en-us/HT212148	2023-11-07
https://support.apple.com/en-us/HT212149	2023-11-07
https://support.apple.com/en-us/HT212152	2023-11-07
https://access.redhat.com/security/cve/CVE-2021-1799	2021-11-09
https://bugzilla.redhat.com/show_bug.cgi?id=1944340	2021-11-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 14.0.3 Search vendor "Apple" for product "Safari" and version " < 14.0.3"		-		Affected
Apple Search vendor "Apple"		Ipad Os Search vendor "Apple" for product "Ipad Os"				< 14.4 Search vendor "Apple" for product "Ipad Os" and version " < 14.4"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 14.4 Search vendor "Apple" for product "Iphone Os" and version " < 14.4"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				>= 11.0.1 < 11.2 Search vendor "Apple" for product "Macos" and version " >= 11.0.1 < 11.2"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 14.4 Search vendor "Apple" for product "Tvos" and version " < 14.4"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 7.3 Search vendor "Apple" for product "Watchos" and version " < 7.3"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Webkitgtk Search vendor "Webkitgtk"		Webkitgtk Search vendor "Webkitgtk" for product "Webkitgtk"				< 2.30.6 Search vendor "Webkitgtk" for product "Webkitgtk" and version " < 2.30.6"		-		Affected