sam2p 0.49.3 in_xpm.cpp parse_rgb memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

A vulnerability was found in sam2p 0.49.3. It has been classified as critical. Affected is the function parse_rgb of the file in_xpm.cpp. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In sam2p 0.49.3, there is an invalid read of size 2 in the parse_rgb function in in_xpm.cpp. However, this can also cause a write to an illegal address.

The bug was discovered 09/18/2017. The weakness was presented 09/22/2017 (Website). The advisory is available at github.com. This vulnerability is traded as CVE-2017-14637 since 09/21/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 103557 (FreeBSD : sam2p -- multiple issues (43a1b8f9-3451-4f3c-b4fc-730c0f5876c1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 6 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (103557). See 106946, 106947, 106948 and 106949 for similar entries.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
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CVSSv2info

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Exploitinginfo

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

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Current Price Estimation: 🔍

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Nessus ID: 103557
Nessus Name: FreeBSD : sam2p -- multiple issues (43a1b8f9-3451-4f3c-b4fc-730c0f5876c1)
Nessus File: 🔍
Nessus Risk: 🔍
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Nessus Context: 🔍

OpenVAS ID: 64188
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1127-1] sam2p security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

09/18/2017 🔍
09/21/2017 +3 days 🔍
09/22/2017 +1 days 🔍
09/22/2017 +0 days 🔍
09/22/2017 +0 days 🔍
09/28/2017 +6 days 🔍
09/29/2017 +1 days 🔍
12/30/2022 +1918 days 🔍

Sourcesinfo

Advisory: 14
Status: Not defined

CVE: CVE-2017-14637 (🔍)
See also: 🔍

Entryinfo

Created: 09/22/2017 15:14
Updated: 12/30/2022 07:22
Changes: 09/22/2017 15:14 (66), 11/18/2019 19:26 (7), 12/30/2022 07:22 (4)
Complete: 🔍

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