Exiv2 0.26 image.cpp printStructure 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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Exiv2 0.26. Affected by this issue is the function Exiv2::IptcData::printStructure of the file image.cpp. Such manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2018-9146. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

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 VDB-102835, VDB-113170, VDB-114989 and VDB-114990 are pretty similar. Once again VulDB remains the best source 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: 5.3
VulDB Meta Temp Score: 5.1

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

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: No
Local: No
Remote: Yes

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

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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

Product: github.com

Advisory: 254
Status: Not defined

CVE: CVE-2018-9146 (🔍)
GCVE (CVE): GCVE-0-2018-9146
GCVE (VulDB): GCVE-100-115292
See also: 🔍

Entryinfo

Created: 03/31/2018 17:22
Updated: 02/24/2023 18:10
Changes: 03/31/2018 17:22 (40), 01/18/2020 16:04 (20), 02/06/2021 16:00 (8), 02/24/2023 18:10 (2)
Complete: 🔍
Cache ID: 216:38C:103

Once again VulDB remains the best source 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!