LibTIFF 4.0.6 Debug Mode/Release Mode tif_predict.c memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability was found in LibTIFF 4.0.6 and classified as critical. This issue affects some unknown processing of the file tif_predict.c of the component Debug Mode/Release Mode. The manipulation leads to memory corruption. The identification of this vulnerability is CVE-2016-9535. The attack may be initiated remotely. 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 LibTIFF 4.0.6 (Image Processing Software) and classified as very critical. This vulnerability affects an unknown code of the file tif_predict.c of the component Debug Mode/Release Mode. 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. CVE summarizes:

tif_predict.h and tif_predict.c in libtiff 4.0.6 have assertions that can lead to assertion failures in debug mode, or buffer overflows in release mode, when dealing with unusual tile size like YCbCr with subsampling. Reported as MSVR 35105, aka "Predictor heap-buffer-overflow."

The bug was discovered 11/22/2016. The weakness was presented 11/22/2016 as MSVR 35105 (Website). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2016-9535 since 11/21/2016. 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 current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/04/2022).

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 157373 (Oracle Enterprise Linux Security Update for libtiff (ELSA-2017-0225)).

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

The vulnerability is also documented in the databases at Tenable (96704) and SecurityFocus (BID 94484†). See VDB-92308, VDB-93746, VDB-93747 and VDB-93749 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: 9.8
VulDB Meta Temp Score: 9.6

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

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: 800864
OpenVAS Name: CentOS Update for libtiff CESA-2017:0225 centos6
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: 🔍

Patch: github.com

Timelineinfo

11/21/2016 🔍
11/22/2016 +1 days 🔍
11/22/2016 +0 days 🔍
11/22/2016 +0 days 🔍
11/22/2016 +0 days 🔍
11/23/2016 +1 days 🔍
01/23/2017 +61 days 🔍
01/24/2017 +1 days 🔍
10/04/2022 +2079 days 🔍

Sourcesinfo

Product: libtiff.org

Advisory: MSVR 35105⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-9535 (🔍)
GCVE (CVE): GCVE-0-2016-9535
GCVE (VulDB): GCVE-100-93748

OVAL: 🔍

SecurityFocus: 94484 - RETIRED: LibTIFF Multiple Security Vulnerabilites

See also: 🔍

Entryinfo

Created: 11/23/2016 07:48 AM
Updated: 10/04/2022 10:59 AM
Changes: 11/23/2016 07:48 AM (62), 06/07/2019 04:26 PM (20), 10/04/2022 10:59 AM (3)
Complete: 🔍
Cache ID: 18:1BE:40

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