Mozilla Firefox 35 CSS Restyling SetCapitalization memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Mozilla Firefox 35 and classified as critical. This issue affects the function nsTransformedTextRun::SetCapitalization of the component CSS Restyling Handler. The manipulation leads to memory corruption. The identification of this vulnerability is CVE-2015-0826. There is no exploit available. It is recommended to upgrade the affected component. Once again VulDB remains the best source for vulnerability data.

Detailsinfo

A vulnerability has been found in Mozilla Firefox 35 (Web Browser) and classified as critical. This vulnerability affects the function nsTransformedTextRun::SetCapitalization of the component CSS Restyling Handler. 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 shared 02/24/2015 by Atte Kettunen as MFSA 2015-20 as confirmed security advisory (Website). The advisory is available at mozilla.org. This vulnerability was named CVE-2015-0826 since 01/07/2015. 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 $0-$5k at the moment (estimation calculated on 03/10/2022).

The vulnerability scanner Nessus provides a plugin with the ID 81588 (FreeBSD : mozilla -- multiple vulnerabilities (99029172-8253-407d-9d8b-2cfeab9abf81)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 167676 (OpenSuSE Security Update for seamonkey (openSUSE-SU-2015:0570-1)).

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 (101078), Tenable (81588), SecurityFocus (BID 72750†), SecurityTracker (ID 1031791†) and Vulnerability Center (SBV-48774†). The entries VDB-69212, VDB-69213, VDB-69215 and VDB-69216 are related to this item. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81588
Nessus Name: FreeBSD : mozilla -- multiple vulnerabilities (99029172-8253-407d-9d8b-2cfeab9abf81)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 803420
OpenVAS Name: Mozilla Firefox Multiple Vulnerabilities-01 Mar15 (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: 🔍

Timelineinfo

01/07/2015 🔍
02/24/2015 +48 days 🔍
02/24/2015 +0 days 🔍
02/24/2015 +0 days 🔍
02/24/2015 +0 days 🔍
02/24/2015 +0 days 🔍
02/25/2015 +1 days 🔍
02/25/2015 +0 days 🔍
02/25/2015 +0 days 🔍
03/10/2022 +2570 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: MFSA 2015-20
Researcher: Atte Kettunen
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-0826 (🔍)
GCVE (CVE): GCVE-0-2015-0826
GCVE (VulDB): GCVE-100-69214
X-Force: 101078 - Mozilla Firefox CSS restyling buffer overflow
SecurityFocus: 72750 - Mozilla Firefox CVE-2015-0826 Heap Buffer Overflow Vulnerability
SecurityTracker: 1031791 - Mozilla Firefox Multiple Flaws Let Remote Users Deny Service, Execute Arbitrary Code, Bypass Security Restrictions, and Obtain Potentially Sensitive Information and Let Local Users Gain Elevated Privileges
Vulnerability Center: 48774 - Mozilla Firefox <36.0 Remote DoS via CSS Restyling, High

See also: 🔍

Entryinfo

Created: 02/25/2015 12:02 PM
Updated: 03/10/2022 05:29 PM
Changes: 02/25/2015 12:02 PM (76), 06/21/2017 10:46 AM (6), 03/10/2022 05:20 PM (2), 03/10/2022 05:29 PM (1)
Complete: 🔍
Cache ID: 18:3A6:40

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