Mozilla Firefox 44 Graphite2 CmapSubtable12Lookup memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
8.6 | $5k-$25k | 0.00 |
A vulnerability classified as critical was found in Mozilla Firefox 44 (Web Browser). This vulnerability affects the function graphite2::TtfUtil::CmapSubtable12Lookup
of the component Graphite2. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.
The weakness was released 03/08/2016 by Holger Fuhrmannek as MFSA 2016-37 as confirmed security advisory (Website). The advisory is available at mozilla.org. This vulnerability was named CVE-2016-2797 since 03/01/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $5k-$25k at the moment (estimation calculated on 07/09/2022).
The vulnerability scanner Nessus provides a plugin with the ID 89763 (CentOS 5 / 6 / 7 : firefox (CESA-2016:0373)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196453 (Ubuntu Security Notification for Thunderbird Vulnerabilities (USN-2934-1)).
Upgrading 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 X-Force (111347) and Tenable (89763).
Product
Type
Vendor
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: 9.3VulDB Meta Temp Score: 8.6
VulDB Base Score: 9.8
VulDB Temp Score: 8.5
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Unproven
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 89763
Nessus Name: CentOS 5 / 6 / 7 : firefox (CESA-2016:0373)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 703510
OpenVAS Name: Debian Security Advisory DSA 3510-1 (iceweasel - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
03/01/2016 🔍03/07/2016 🔍
03/07/2016 🔍
03/08/2016 🔍
03/08/2016 🔍
03/08/2016 🔍
03/08/2016 🔍
03/09/2016 🔍
03/13/2016 🔍
07/09/2022 🔍
Sources
Vendor: mozilla.orgProduct: mozilla.org
Advisory: MFSA 2016-37
Researcher: Holger Fuhrmannek
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2016-2797 (🔍)
OVAL: 🔍
X-Force: 111347 - Mozilla Firefox Graphite2 buffer overflow
SecurityTracker: 1035215
Vulnerability Center: 57135 - Mozilla Firefox <45 and <ESR 38.7 Remote DoS due to a Vulnerability in Graphite 2 Library - CVE-2016-2797, High
SecurityFocus: 84222 - Graphite2 library Multiple Security Vulnerabilities
Entry
Created: 03/09/2016 10:19Updated: 07/09/2022 14:00
Changes: 03/09/2016 10:19 (70), 09/02/2018 10:26 (20), 07/09/2022 14:00 (4)
Complete: 🔍
Cache ID: 3:032:103
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