Exiv2 0.26 image.cpp printStructure out-of-bounds

EntryHistoryDiffjsonxmlCTI

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.
5.1	$0-$5k	0.00

A vulnerability, which was classified as critical, has been found in Exiv2 0.26 (Image Processing Software). Affected by this issue is the function Exiv2::IptcData::printStructure of the file image.cpp. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

In Exiv2 0.26, there is an out-of-bounds read in Exiv2::IptcData::printStructure in image.cpp, a different vulnerability than CVE-2017-17724. It could result in denial of service or information disclosure.

The bug was discovered 03/29/2018. The weakness was disclosed 03/30/2018 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2018-9146 since 03/30/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for 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 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 119134 (GLSA-201811-14 : Exiv2: 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 277432 (Fedora Security Update for exiv2 (FEDORA-2018-8b67a5c7e2)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 9 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (119134). The entries 102835, 113170, 114989 and 114990 are pretty similar.

Productinfo

Type

Image Processing Software

Name

Exiv2

Version

0.26

License

free

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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: 🔍

Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 119134
Nessus Name: GLSA-201811-14 : Exiv2: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

03/29/2018 🔍
03/30/2018 +1 days 🔍
03/30/2018 +0 days 🔍
03/31/2018 +1 days 🔍
11/24/2018 +238 days 🔍
11/26/2018 +2 days 🔍
02/24/2023 +1551 days 🔍

Sourcesinfo

Advisory: 254
Status: Not defined

CVE: CVE-2018-9146 (🔍)
See also: 🔍

Entryinfo

Created: 03/31/2018 05:22 PM
Updated: 02/24/2023 06:10 PM
Changes: 03/31/2018 05:22 PM (40), 01/18/2020 04:04 PM (20), 02/06/2021 04:00 PM (8), 02/24/2023 06:10 PM (2)
Complete: 🔍