GnuCOBOL 2.2 cobc/field.c cb_evaluate_expr memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

A vulnerability classified as critical was found in GnuCOBOL 2.2. Affected by this vulnerability is the function cb_evaluate_expr of the file cobc/field.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

GnuCOBOL 2.2 has a buffer overflow in cb_evaluate_expr in cobc/field.c via crafted COBOL source code.

The weakness was disclosed 08/01/2019. This vulnerability is known as CVE-2019-14486 since 08/01/2019. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

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

08/01/2019 🔍
08/01/2019 +0 days 🔍
08/02/2019 +1 days 🔍
11/20/2023 +1571 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Not defined

CVE: CVE-2019-14486 (🔍)

Entryinfo

Created: 08/02/2019 11:54 AM
Updated: 11/20/2023 09:53 AM
Changes: 08/02/2019 11:54 AM (35), 07/18/2020 02:33 PM (17), 11/20/2023 09:53 AM (3)
Complete: 🔍

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