LibTIFF up to 4.0.6 rgb2ycbcr cvtClump -v-/1 out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability was found in LibTIFF up to 4.0.6. It has been declared as problematic. The impacted element is the function cvtClump of the component rgb2ycbcr. Executing a manipulation of the argument -v-/1 can lead to out-of-bounds write. This vulnerability appears as CVE-2016-3624. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in LibTIFF up to 4.0.6 (Image Processing Software) and classified as critical. This vulnerability affects the function cvtClump of the component rgb2ycbcr. The manipulation of the argument -v-/1 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:

The cvtClump function in the rgb2ycbcr tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds write) by setting the "-v" option to -1.

The weakness was presented 10/03/2016 by Security Team with Qihoo 360 (Website). The advisory is shared for download at bugzilla.maptools.org. This vulnerability was named CVE-2016-3624 since 03/21/2016. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 96704 (Debian DLA-795-1 : tiff 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 175938 (Debian Security Update for tiff (DSA 3762-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (96704) and SecurityFocus (BID 85956†). See VDB-93748, VDB-95274, VDB-95752 and VDB-95753 for similar entries. 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: 8.7
VulDB Meta Temp Score: 8.5

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: 96704
Nessus Name: Debian DLA-795-1 : tiff security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 703762
OpenVAS Name: Debian Security Advisory DSA 3762-1 (tiff - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

03/21/2016 🔍
04/08/2016 +18 days 🔍
10/03/2016 +178 days 🔍
10/03/2016 +0 days 🔍
10/04/2016 +1 days 🔍
01/23/2017 +111 days 🔍
01/24/2017 +1 days 🔍
09/21/2022 +2066 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: bugzilla.maptools.org
Researcher: Security Team
Organization: Qihoo 360
Status: Not defined

CVE: CVE-2016-3624 (🔍)
GCVE (CVE): GCVE-0-2016-3624
GCVE (VulDB): GCVE-100-92308

OVAL: 🔍

SecurityFocus: 85956 - LibTIFF CVE-2016-3624 Out Of Bounds Write Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 10/04/2016 10:28
Updated: 09/21/2022 17:29
Changes: 10/04/2016 10:28 (52), 04/30/2019 14:24 (21), 09/21/2022 17:29 (13)
Complete: 🔍
Cache ID: 216:DE6:103

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