LibTIFF 4.0.9 pal2rgb tools/pal2rgb.c TIFFSetupStrips TIFF File memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $0-$5k | 0.00 |
A vulnerability classified as critical has been found in LibTIFF 4.0.9 (Image Processing Software). Affected is the function TIFFSetupStrips
of the file tools/pal2rgb.c of the component pal2rgb. The manipulation as part of a TIFF File leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
tools/pal2rgb.c in pal2rgb in LibTIFF 4.0.7 allows remote attackers to cause a denial of service (TIFFSetupStrips heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted TIFF file.
The bug was discovered 11/29/2017. The weakness was published 12/02/2017 as EDB-ID 43322 as confirmed exploit (Exploit-DB). The advisory is shared for download at exploit-db.com. This vulnerability is traded as CVE-2017-17095 since 12/02/2017. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details and a public exploit are known.
A public exploit has been developed by Jungun Baek and been published 2 weeks after the advisory. The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 108657 (Ubuntu 14.04 LTS / 16.04 LTS / 17.10 : tiff vulnerabilities (USN-3606-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176539 (Debian Security Update for tiff (DSA 4349-1)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 5 months after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (108657) and Exploit-DB (43322). Similar entries are available at 81557, 95797, 101537 and 102818.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.2
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Jungun Baek
Download: 🔍
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Nessus ID: 108657
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS / 17.10 : tiff vulnerabilities (USN-3606-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 800596
OpenVAS Name: Ubuntu Update for tiff USN-3606-1
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Exploit-DB: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Exploit Delay Time: 🔍
Timeline
11/29/2017 🔍12/02/2017 🔍
12/02/2017 🔍
12/02/2017 🔍
12/02/2017 🔍
12/02/2017 🔍
12/11/2017 🔍
12/11/2017 🔍
03/26/2018 🔍
03/27/2018 🔍
01/25/2021 🔍
Sources
Product: libtiff.orgAdvisory: EDB-ID 43322
Researcher: jungun.baek
Status: Confirmed
CVE: CVE-2017-17095 (🔍)
OVAL: 🔍
SecurityFocus: 102124 - LibTIFF CVE-2017-17095 Heap Based Buffer Overflow Vulnerability
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 12/02/2017 19:45Updated: 01/25/2021 17:18
Changes: 12/02/2017 19:45 (78), 12/17/2019 09:24 (15), 01/25/2021 17:18 (2)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.