Mozilla Firefox Crash Reporting out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

A vulnerability has been found in Mozilla Firefox (Web Browser) (version now known) and classified as critical. This vulnerability affects some unknown processing of the component Crash Reporting. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A content process could have modified shared memory relating to crash reporting information, crash itself, and cause an out-of-bound write. This could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 73 and Firefox < ESR68.5.

The weakness was disclosed 03/02/2020. This vulnerability was named CVE-2020-6796 since 01/10/2020. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 03/02/2020).

Upgrading eliminates this vulnerability.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/10/2020 🔍
03/02/2020 +52 days 🔍
03/02/2020 +0 days 🔍
04/07/2024 +1497 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: USN-4278-2
Status: Not defined

CVE: CVE-2020-6796 (🔍)

Entryinfo

Created: 03/02/2020 12:49 PM
Updated: 04/07/2024 05:44 PM
Changes: 03/02/2020 12:49 PM (36), 03/02/2020 12:54 PM (18), 04/07/2024 05:36 PM (19), 04/07/2024 05:44 PM (1)
Complete: 🔍
Cache ID: 18:3BD:40

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