Mozilla Firefox 43 ZIP Archive nsZipArchive memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in Mozilla Firefox 43 and classified as critical. This vulnerability affects the function nsZipArchive of the component ZIP Archive Handler. The manipulation leads to memory corruption. This vulnerability is traded as CVE-2016-1945. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Mozilla Firefox 43 (Web Browser) and classified as very critical. This issue affects the function nsZipArchive of the component ZIP Archive Handler. 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. The summary by CVE is:

The nsZipArchive function in Mozilla Firefox before 44.0 might allow remote attackers to cause a denial of service or possibly have unspecified other impact by leveraging incorrect use of a pointer during processing of a ZIP archive.

The weakness was shared 01/26/2016 by Ronald Crane as MFSA2016-10 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2016-1945 since 01/19/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/06/2022). The advisory points out:

Security researcher Ronald Crane reported three vulnerabilities affecting released code that were found through code inspection. These include a high rated memory safety issue in the ANGLE graphics library, a moderate rated potential wild pointer flaw when handling zip files, and a critical rated integer overflow during metadata parsing in Mozilla's use of the libstagefright library.

The vulnerability scanner Nessus provides a plugin with the ID 88512 (FreeBSD : mozilla -- multiple vulnerabilities (4f00dac0-1e18-4481-95af-7aaad63fd303)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 168483 (OpenSuSE Security Update for Mozilla Firefox (openSUSE-SU-2016:0306-1)).

Upgrading to version 44 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 (88512), SecurityFocus (BID 81950†) and Vulnerability Center (SBV-56200†). bugzilla.mozilla.org is providing further details. The entries VDB-79808, VDB-80696, VDB-80694 and VDB-80693 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.4
VulDB Meta Temp Score: 9.2

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
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

Class: Memory corruption
CWE: CWE-119
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: 88512
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (4f00dac0-1e18-4481-95af-7aaad63fd303)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803852
OpenVAS Name: Mozilla Firefox Multiple Vulnerabilities - Jan16 (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 44

Timelineinfo

01/19/2016 🔍
01/25/2016 +6 days 🔍
01/25/2016 +0 days 🔍
01/26/2016 +0 days 🔍
01/26/2016 +0 days 🔍
01/26/2016 +0 days 🔍
01/27/2016 +0 days 🔍
01/31/2016 +4 days 🔍
02/01/2016 +1 days 🔍
07/06/2022 +2346 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA2016-10
Researcher: Ronald Crane
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-1945 (🔍)
GCVE (CVE): GCVE-0-2016-1945
GCVE (VulDB): GCVE-100-80699
SecurityFocus: 81950 - Mozilla Firefox Memory Corruption and Integer Overflow Vulnerabilities
SecurityTracker: 1034825
Vulnerability Center: 56200 - Mozilla Firefox <44 Remote Unspecified Vulnerability due to Memory Issue, Critical

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 01/27/2016 13:43
Updated: 07/06/2022 13:33
Changes: 01/27/2016 13:43 (74), 07/23/2018 07:57 (18), 07/06/2022 13:33 (3)
Complete: 🔍
Cache ID: 216:DB8:103

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