Google Chrome up to 67.0.3396.62 Content Security Policy HTML Page crlf injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.2$5k-$25k0.00

Summaryinfo

A vulnerability was found in Google Chrome. It has been classified as critical. The affected element is an unknown function of the component Content Security Policy. The manipulation as part of HTML Page leads to crlf injection. This vulnerability is uniquely identified as CVE-2018-6148. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome (Web Browser) and classified as critical. This issue affects an unknown code block of the component Content Security Policy. The manipulation as part of a HTML Page leads to a crlf injection vulnerability. Using CWE to declare the problem leads to CWE-93. The product uses CRLF (carriage return line feeds) as a special element, e.g. to separate lines or records, but it does not neutralize or incorrectly neutralizes CRLF sequences from inputs. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Incorrect implementation in Content Security Policy in Google Chrome prior to 67.0.3396.79 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

The bug was discovered 06/06/2018. The weakness was disclosed 06/27/2019. The identification of this vulnerability is CVE-2018-6148 since 01/23/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 07/18/2024). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 120558 (Fedora 28 : chromium (2018-7c80aaef26)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171340 (OpenSUSE Security Update for Opera (openSUSE-SU-2018:1859-1)).

Upgrading to version 67.0.3396.79 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (120558). The entries VDB-136971, VDB-136970, VDB-136969 and VDB-136968 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Crlf injection
CWE: CWE-93 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 120558
Nessus Name: Fedora 28 : chromium (2018-7c80aaef26)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Chrome 67.0.3396.79

Timelineinfo

01/23/2018 🔍
06/06/2018 +134 days 🔍
06/14/2018 +8 days 🔍
01/03/2019 +203 days 🔍
06/27/2019 +175 days 🔍
06/27/2019 +0 days 🔍
07/18/2024 +1848 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: FEDORA-2018-7c80aaef26
Status: Not defined

CVE: CVE-2018-6148 (🔍)
GCVE (CVE): GCVE-0-2018-6148
GCVE (VulDB): GCVE-100-136967

OVAL: 🔍

OSVDB: - Google Chrome code execution

See also: 🔍

Entryinfo

Created: 06/27/2019 21:58
Updated: 07/18/2024 05:46
Changes: 06/27/2019 21:58 (46), 06/28/2020 12:24 (28), 10/08/2023 17:47 (4), 10/08/2023 17:55 (1), 07/18/2024 05:46 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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