Cairo 1.14.6 SVG File write_png integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Cairo 1.14.6. It has been declared as problematic. Affected by this vulnerability is the function write_png of the component SVG File Handler. Such manipulation leads to integer overflow. This vulnerability is documented as CVE-2016-9082. The attack can be executed remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Cairo 1.14.6. Affected by this issue is the function write_png of the component SVG File Handler. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is availability. CVE summarizes:

Integer overflow in the write_png function in cairo 1.14.6 allows remote attackers to cause a denial of service (invalid pointer dereference) via a large svg file.

The bug was discovered 10/27/2016. The weakness was released 02/03/2017 by Gustavo Grieco (Website). The advisory is shared for download at openwall.com. This vulnerability is handled as CVE-2016-9082 since 10/27/2016. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 94410 (Debian DLA-688-1 : cairo security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171182 (SUSE Enterprise Linux Security Update for cairo (SUSE-SU-2018:1453-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (94410) and SecurityFocus (BID 93931†). Entry connected to this vulnerability is available at VDB-103694. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
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: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 94410
Nessus Name: Debian DLA-688-1 : cairo security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/05/2016 🔍
10/27/2016 +22 days 🔍
10/27/2016 +0 days 🔍
10/28/2016 +1 days 🔍
10/31/2016 +3 days 🔍
02/03/2017 +95 days 🔍
02/03/2017 +0 days 🔍
02/03/2017 +0 days 🔍
08/11/2020 +1285 days 🔍

Sourcesinfo

Advisory: openwall.com
Researcher: Gustavo Grieco
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9082 (🔍)
GCVE (CVE): GCVE-0-2016-9082
GCVE (VulDB): GCVE-100-96536
SecurityFocus: 93931 - Cairo 'cairo-png.c' Integer Overflow Vulnerability
OSVDB: - CVE-2016-9082 - cairo - Integer Overflow Issue

See also: 🔍

Entryinfo

Created: 02/03/2017 19:50
Updated: 08/11/2020 07:26
Changes: 02/03/2017 19:50 (67), 08/11/2020 07:26 (9)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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