LibTIFF up to 4.0.6 TIFF File tiffcrop.c writeBufferToSeparateStrips out-of-bounds

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3$0-$5k0.00

Summaryinfo

A vulnerability was found in LibTIFF up to 4.0.6. It has been rated as problematic. Affected is the function writeBufferToSeparateStrips of the file tiffcrop.c of the component TIFF File Handler. Performing a manipulation results in out-of-bounds. This vulnerability is cataloged as CVE-2016-9532. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic has been found in LibTIFF up to 4.0.6 (Image Processing Software). This affects the function writeBufferToSeparateStrips of the file tiffcrop.c of the component TIFF File Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. CWE is classifying the issue as CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. This is going to have an impact on availability. The summary by CVE is:

Integer overflow in the writeBufferToSeparateStrips function in tiffcrop.c in LibTIFF before 4.0.7 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted tif file.

The bug was discovered 11/11/2016. The weakness was shared 02/06/2017 by Henri Salo (Website). It is possible to read the advisory at bugzilla.maptools.org. This vulnerability is uniquely identified as CVE-2016-9532 since 11/21/2016. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 59 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 96373 (GLSA-201701-16 : libTIFF: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo 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 to version 4.0.7 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 (96373) and SecurityFocus (BID 94424†). The entries VDB-92309, VDB-95520, VDB-95523 and VDB-97587 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

Website

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 96373
Nessus Name: GLSA-201701-16 : libTIFF: Multiple vulnerabilities
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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: LibTIFF 4.0.7

Timelineinfo

11/11/2016 🔍
11/11/2016 +0 days 🔍
11/21/2016 +10 days 🔍
01/09/2017 +49 days 🔍
01/10/2017 +1 days 🔍
02/06/2017 +27 days 🔍
02/06/2017 +0 days 🔍
02/06/2017 +0 days 🔍
10/07/2024 +2799 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: bugzilla.maptools.org
Researcher: Henri Salo
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-9532 (🔍)
GCVE (CVE): GCVE-0-2016-9532
GCVE (VulDB): GCVE-100-96579

OVAL: 🔍

SecurityFocus: 94424 - LibTIFF 'tools/tiffcrop.c' Multiple Heap Buffer Overflow Vulnerabilities
OSVDB: - CVE-2016-9532 - LibTIFF - Integer Overflow Issue

See also: 🔍

Entryinfo

Created: 02/06/2017 22:13
Updated: 10/07/2024 00:44
Changes: 02/06/2017 22:13 (74), 08/11/2020 11:22 (8), 10/07/2024 00:44 (19)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to know what is going to be exploited?

We predict KEV entries!