Mozilla Firefox up to 50 Skia memory corruption

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

A vulnerability was found in Mozilla Firefox up to 50 (Web Browser). It has been rated as critical. Affected by this issue is an unknown code of the component Skia. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A memory corruption vulnerability in Skia that can occur when using transforms to make gradients, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 51.

The bug was discovered 01/24/2017. The weakness was disclosed 01/24/2017 by Atte Kettunen as MFSA 2017-01 as confirmed security advisory (Website). The advisory is available at mozilla.org. This vulnerability is handled as CVE-2017-5377 since 01/13/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/02/2020).

The vulnerability scanner Nessus provides a plugin with the ID 97047 (Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : firefox regression (USN-3175-2)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196675 (Ubuntu Security Notification for Firefox Vulnerabilities (USN-3175-1)).

Upgrading to version 51 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (97047). The entries 96001, 96003, 96004 and 96005 are pretty similar.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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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

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 97047
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : firefox regression (USN-3175-2)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802170
OpenVAS Name: Mozilla Firefox Security Updates(mfsa_2017-01_2017-02)-Windows
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Firefox 51

Timelineinfo

01/13/2017 🔍
01/24/2017 +11 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/24/2017 +0 days 🔍
01/25/2017 +1 days 🔍
01/26/2017 +1 days 🔍
02/07/2017 +12 days 🔍
06/11/2018 +488 days 🔍
08/02/2020 +783 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2017-01
Researcher: Atte Kettunen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-5377 (🔍)
OVAL: 🔍

SecurityTracker: 1037693
SecurityFocus: 95761 - Mozilla Firefox CVE-2017-5377 Memory Corruption Vulnerability
OSVDB: - CVE-2017-5377 - Mozilla - Firefox - Memory Corruption Issue

See also: 🔍

Entryinfo

Created: 01/26/2017 15:17
Updated: 08/02/2020 10:47
Changes: 01/26/2017 15:17 (82), 08/02/2020 10:47 (7)
Complete: 🔍

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