WebKit 2.20.0/2.20.1 TLS Certificate Verification SocketStreamHandleImplSoup.cpp certificate validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.0 | $0-$5k | 0.00 |
A vulnerability has been found in WebKit 2.20.0/2.20.1 (Web Browser) and classified as critical. Affected by this vulnerability is some unknown processing of the file WebCore/platform/network/soup/SocketStreamHandleImplSoup.cpp of the component TLS Certificate Verification. The manipulation with an unknown input leads to a certificate validation vulnerability. The CWE definition for the vulnerability is CWE-295. The product does not validate, or incorrectly validates, a certificate. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
WebCore/platform/network/soup/SocketStreamHandleImplSoup.cpp in the libsoup network backend of WebKit, as used in WebKitGTK+ versions 2.20.0 and 2.20.1, failed to perform TLS certificate verification for WebSocket connections.
The bug was discovered 06/04/2018. The weakness was released 06/04/2018 (Website). It is possible to read the advisory at bugs.webkit.org. This vulnerability is known as CVE-2018-11712 since 06/04/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1587.003 according to MITRE ATT&CK.
The vulnerability scanner Nessus provides a plugin with the ID 112078 (GLSA-201808-04 : WebkitGTK+: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171677 (SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2018:3387-1)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.
The vulnerability is also documented in the vulnerability database at Tenable (112078). Entries connected to this vulnerability are available at 111120, 111127, 111128 and 111129.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 7.0
VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Certificate validationCWE: CWE-295 / CWE-287
ATT&CK: T1587.003
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
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EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Nessus ID: 112078
Nessus Name: GLSA-201808-04 : WebkitGTK+: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
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Timeline
06/04/2018 🔍06/04/2018 🔍
06/04/2018 🔍
06/04/2018 🔍
06/04/2018 🔍
08/22/2018 🔍
08/23/2018 🔍
03/21/2023 🔍
Sources
Advisory: 230886Status: Confirmed
CVE: CVE-2018-11712 (🔍)
SecurityFocus: 102775
See also: 🔍
Entry
Created: 06/04/2018 21:23Updated: 03/21/2023 10:23
Changes: 06/04/2018 21:23 (58), 02/14/2020 08:57 (9), 03/21/2023 10:23 (3)
Complete: 🔍
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