VDB-130555 · CVE-2018-8791 · BID 106938

rdesktop up to 1.8.3 rdpdr_process out-of-bounds

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in rdesktop up to 1.8.3. It has been classified as critical. The impacted element is the function rdpdr_process. This manipulation causes out-of-bounds. This vulnerability is registered as CVE-2018-8791. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability classified as critical was found in rdesktop up to 1.8.3. Affected by this vulnerability is the function rdpdr_process. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

rdesktop versions up to and including v1.8.3 contain an Out-Of-Bounds Read in function rdpdr_process() that results in an information leak.

The bug was discovered 02/05/2019. The weakness was published 02/05/2019 (Website). It is possible to read the advisory at securityfocus.com. This vulnerability is known as CVE-2018-8791 since 03/19/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 277595 (Fedora Security Update for rdesktop (FEDORA-2019-5146cd34e2)).

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106938†). Similar entries are available at VDB-127328, VDB-127329, VDB-127330 and VDB-127331. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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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

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

03/19/2018 🔍
02/05/2019 +323 days 🔍
02/05/2019 +0 days 🔍
02/05/2019 +0 days 🔍
02/06/2019 +1 days 🔍
07/06/2023 +1611 days 🔍

Sourcesinfo

Product: github.com

Advisory: 4dca546d04321a610c1835010b5dad85163b65e1⛔
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-8791 (🔍)
GCVE (CVE): GCVE-0-2018-8791
GCVE (VulDB): GCVE-100-130555
SecurityFocus: 106938 - RDP Client 'FreeRDP' And 'rdesktop' Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 02/06/2019 13:49
Updated: 07/06/2023 10:24
Changes: 02/06/2019 13:49 (57), 05/08/2020 14:33 (5), 07/06/2023 10:19 (4), 07/06/2023 10:24 (1)
Complete: 🔍
Cache ID: 216::103

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