VDB-88109 · CVE-2016-4519 · BID 91402

Unitronics VisiLogic OPLC IDE up to 9.8.29 VLP File ZIP Archive memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Unitronics VisiLogic OPLC IDE up to 9.8.29. It has been rated as critical. Affected is an unknown function of the component VLP File Handler. The manipulation as part of ZIP Archive leads to memory corruption. This vulnerability is traded as CVE-2016-4519. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in Unitronics VisiLogic OPLC IDE up to 9.8.29. It has been rated as very critical. This issue affects an unknown function of the component VLP File Handler. The manipulation as part of a ZIP Archive leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in Unitronics VisiLogic OPLC IDE before 9.8.30 allows remote attackers to execute arbitrary code via a crafted filename field in a ZIP archive in a vlp file.

The weakness was shared 06/25/2016 by Steven Seeley (Website). The advisory is shared at ics-cert.us-cert.gov. The identification of this vulnerability is CVE-2016-4519 since 05/05/2016. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/01/2024).

The commercial vulnerability scanner Qualys is able to test this issue with plugin 370072 (Unitronics VisiLogic OPLC IDE vlp File Parsing Stack Buffer Overflow Vulnerability).

Upgrading to version 9.8.30 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 91402†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: 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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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: VisiLogic OPLC IDE 9.8.30

Timelineinfo

05/05/2016 🔍
06/23/2016 +49 days 🔍
06/24/2016 +1 days 🔍
06/25/2016 +1 days 🔍
06/25/2016 +0 days 🔍
10/01/2024 +3020 days 🔍

Sourcesinfo

Advisory: ics-cert.us-cert.gov
Researcher: Steven Seeley
Status: Not defined

CVE: CVE-2016-4519 (🔍)
GCVE (CVE): GCVE-0-2016-4519
GCVE (VulDB): GCVE-100-88109
SecurityFocus: 91402 - Unitronics VisiLogic CVE-2016-4519 Stack Buffer Overflow Vulnerability

Entryinfo

Created: 06/25/2016 11:01
Updated: 10/01/2024 15:59
Changes: 06/25/2016 11:01 (50), 02/09/2019 11:01 (13), 10/01/2024 15:59 (18)
Complete: 🔍
Cache ID: 216:07A:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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