sam2p 0.49.4 in_pcx.cpp pcxLoadRaster memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in sam2p 0.49.4. Impacted is the function pcxLoadRaster of the file in_pcx.cpp. Executing a manipulation can lead to memory corruption. This vulnerability is tracked as CVE-2018-7553. The attack can be launched remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in sam2p 0.49.4. This vulnerability affects the function pcxLoadRaster of the file in_pcx.cpp. 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. CVE summarizes:

There is a heap-based buffer overflow in the pcxLoadRaster function of in_pcx.cpp in sam2p 0.49.4. A crafted input will lead to a denial of service or possibly unspecified other impact.

The bug was discovered 02/26/2018. The weakness was disclosed 02/28/2018 (Website). The advisory is shared for download at bugs.debian.org. This vulnerability was named CVE-2018-7553 since 02/28/2018. The exploitation appears to be easy. 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.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 108901 (Debian DLA-1340-1 : sam2p security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (108901). The entries VDB-113844, VDB-113930, VDB-113931 and VDB-113933 are pretty similar. Once again VulDB remains the best source for vulnerability data.

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: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: 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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Nessus ID: 108901
Nessus Name: Debian DLA-1340-1 : sam2p security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 58009
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1340-1] sam2p security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Timelineinfo

02/26/2018 🔍
02/28/2018 +2 days 🔍
02/28/2018 +0 days 🔍
02/28/2018 +0 days 🔍
02/28/2018 +0 days 🔍
04/06/2018 +37 days 🔍
04/10/2018 +4 days 🔍
02/16/2023 +1773 days 🔍

Sourcesinfo

Advisory: 32
Status: Not defined

CVE: CVE-2018-7553 (🔍)
GCVE (CVE): GCVE-0-2018-7553
GCVE (VulDB): GCVE-100-113932
See also: 🔍

Entryinfo

Created: 02/28/2018 16:32
Updated: 02/16/2023 08:59
Changes: 02/28/2018 16:32 (70), 01/09/2020 12:00 (3), 02/16/2023 08:56 (4), 02/16/2023 08:59 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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