XV 3.10a PNG Comment Field xvpng.c length out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
8.5$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in XV 3.10a. This affects an unknown part of the file xvpng.c of the component PNG Comment Field. The manipulation of the argument length results in out-of-bounds write. This vulnerability is reported as CVE-2017-18215. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in XV 3.10a. It has been classified as critical. Affected is an unknown function of the file xvpng.c of the component PNG Comment Field. The manipulation of the argument length with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

xvpng.c in xv 3.10a has memory corruption (out-of-bounds write) when decoding PNG comment fields, leading to crashes or potentially code execution, because it uses an incorrect length value.

The bug was discovered 06/08/2017. The weakness was disclosed 03/05/2018 (Website). The advisory is shared for download at bugzilla.suse.com. This vulnerability is traded as CVE-2017-18215 since 03/05/2018. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 270 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/08/2017 🔍
03/05/2018 +270 days 🔍
03/05/2018 +0 days 🔍
03/05/2018 +0 days 🔍
03/06/2018 +1 days 🔍
01/10/2020 +675 days 🔍

Sourcesinfo

Advisory: bugzilla.suse.com
Status: Not defined

CVE: CVE-2017-18215 (🔍)
GCVE (CVE): GCVE-0-2017-18215
GCVE (VulDB): GCVE-100-114072

Entryinfo

Created: 03/06/2018 07:56
Updated: 01/10/2020 14:04
Changes: 03/06/2018 07:56 (57), 01/10/2020 14:04 (1)
Complete: 🔍
Cache ID: 216::103

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