Mozilla Firefox up to 54 about:srcdoc iFRAME CSP injection

CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Mozilla Firefox up to 54. It has been classified as critical. Affected by this issue is some unknown functionality of the component about:srcdoc. This manipulation as part of iFRAME causes injection (CSP). This vulnerability is handled as CVE-2017-7788. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 54 (Web Browser). It has been declared as critical. Affected by this vulnerability is an unknown code block of the component about:srcdoc. The manipulation as part of a iFRAME leads to a injection vulnerability (CSP). The CWE definition for the vulnerability is CWE-74. The product constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 08/08/2017. The weakness was released 08/08/2017 by Muneaki Nishimura as MFSA 2017-18 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. This vulnerability is known as CVE-2017-7788 since 04/12/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 attack technique deployed by this issue is T1055 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 102357 (Mozilla Firefox < 55 Multiple Vulnerabilities (macOS)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370507 (Mozilla Firefox Multiple Vulnerabilities. (mfsa2017-18,mfsa2017-19)).

Upgrading to version 55 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (102357), SecurityFocus (BID 100379†) and SecurityTracker (ID 1039124†). Entries connected to this vulnerability are available at VDB-105249, VDB-105250, VDB-105251 and VDB-105252. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

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

NVD Base Score: 9.8
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

Name: CSP
Class: Injection / CSP
CWE: CWE-74 / CWE-707 / CWE-20
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: 102357
Nessus Name: Mozilla Firefox < 55 Multiple Vulnerabilities (macOS)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802170
OpenVAS Name: Mozilla Firefox Security Updates( mfsa_2017-18_2017-19 )-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 55

Timelineinfo

04/12/2017 🔍
08/08/2017 +118 days 🔍
08/08/2017 +0 days 🔍
08/08/2017 +0 days 🔍
08/08/2017 +0 days 🔍
08/10/2017 +2 days 🔍
08/10/2017 +0 days 🔍
08/12/2017 +2 days 🔍
06/11/2018 +302 days 🔍
01/09/2021 +943 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2017-18
Researcher: Muneaki Nishimura
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-7788 (🔍)
GCVE (CVE): GCVE-0-2017-7788
GCVE (VulDB): GCVE-100-105271

OVAL: 🔍

SecurityFocus: 100379 - Mozilla Firefox CVE-2017-7788 Security Bypass Vulnerability
SecurityTracker: 1039124

See also: 🔍

Entryinfo

Created: 08/13/2017 00:07
Updated: 01/09/2021 10:46
Changes: 08/13/2017 00:07 (83), 11/06/2019 16:35 (6), 01/09/2021 10:46 (2)
Complete: 🔍
Cache ID: 216::103

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

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