TightVNC 1.3.10 HandleCoRREBBP buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in TightVNC 1.3.10. The impacted element is the function HandleCoRREBBP. Executing a manipulation can lead to buffer overflow. This vulnerability appears as CVE-2019-8287. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in TightVNC 1.3.10. It has been declared as critical. This vulnerability affects the function HandleCoRREBBP. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

TightVNC code version 1.3.10 contains global buffer overflow in HandleCoRREBBP macro function, which can potentially result code execution. This attack appear to be exploitable via network connectivity.

The weakness was presented 10/29/2019 (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2019-8287 since 02/12/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

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

See VDB-144417, VDB-144418 and VDB-144419 for similar entries. 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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / 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

02/12/2019 🔍
10/29/2019 +259 days 🔍
10/30/2019 +1 days 🔍
01/29/2024 +1552 days 🔍

Sourcesinfo

Advisory: ssa-478893
Status: Not defined

CVE: CVE-2019-8287 (🔍)
GCVE (CVE): GCVE-0-2019-8287
GCVE (VulDB): GCVE-100-144448
See also: 🔍

Entryinfo

Created: 10/30/2019 19:08
Updated: 01/29/2024 18:36
Changes: 10/30/2019 19:08 (37), 10/30/2019 19:13 (17), 01/29/2024 18:28 (3), 01/29/2024 18:36 (1)
Complete: 🔍
Cache ID: 216::103

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

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