LibTIFF 4.0.6 tif_dirwrite.c TIFFWriteDirectoryTagCheckedRational input validation

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 LibTIFF 4.0.6. It has been declared as problematic. This impacts the function TIFFWriteDirectoryTagCheckedRational of the file tif_dirwrite.c. Executing a manipulation can lead to input validation. The identification of this vulnerability is CVE-2016-10371. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in LibTIFF 4.0.6 (Image Processing Software). This vulnerability affects the function TIFFWriteDirectoryTagCheckedRational of the file tif_dirwrite.c. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. CVE summarizes:

The TIFFWriteDirectoryTagCheckedRational function in tif_dirwrite.c in LibTIFF 4.0.6 allows remote attackers to cause a denial of service (assertion failure and application exit) via a crafted TIFF file.

The bug was discovered 02/05/2016. The weakness was shared 05/10/2017 as Bug 2535 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.maptools.org. This vulnerability was named CVE-2016-10371 since 05/09/2017. 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 was handled as a non-public zero-day exploit for at least 460 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100518 (Debian DLA-969-1 : 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 197086 (Ubuntu Security Notification for Tiff Vulnerabilities (USN-3602-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (100518). 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: 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

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 100518
Nessus Name: Debian DLA-969-1 : tiff security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53106
OpenVAS Name: Ubuntu Update for tiff USN-3602-1
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

02/05/2016 🔍
05/09/2017 +459 days 🔍
05/10/2017 +1 days 🔍
05/10/2017 +0 days 🔍
05/10/2017 +0 days 🔍
05/30/2017 +20 days 🔍
05/31/2017 +1 days 🔍
10/17/2019 +869 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: Bug 2535
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-10371 (🔍)
GCVE (CVE): GCVE-0-2016-10371
GCVE (VulDB): GCVE-100-101044

Entryinfo

Created: 05/10/2017 17:37
Updated: 10/17/2019 21:02
Changes: 05/10/2017 17:37 (74), 10/17/2019 21:02 (4)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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