bchunk 1.2.0/1.2.1 CUE File memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in bchunk 1.2.0/1.2.1. This vulnerability affects unknown code of the component CUE File Handler. The manipulation leads to memory corruption. This vulnerability was named CVE-2017-15953. Attacking locally is a requirement. There is no exploit available. It is recommended to upgrade the affected component. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Detailsinfo

A vulnerability classified as critical has been found in bchunk 1.2.0/1.2.1. This affects some unknown functionality of the component CUE File Handler. 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. The summary by CVE is:

bchunk (related to BinChunker) 1.2.0 and 1.2.1 is vulnerable to a heap-based buffer overflow and crash when processing a malformed CUE (.cue) file.

The bug was discovered 08/31/2017. The weakness was disclosed 10/28/2017 (Website). It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2017-15953 since 10/28/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 58 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 104482 (Debian DSA-4026-1 : bchunk - 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176205 (Debian Security Update for bchunk (DSA 4026-1)).

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

The vulnerability is also documented in the vulnerability database at Tenable (104482). The entries VDB-108748 and VDB-108749 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 104482
Nessus Name: Debian DSA-4026-1 : bchunk - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 880867
OpenVAS Name: Debian Security Advisory DSA 4026-1 (bchunk - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

08/31/2017 🔍
10/28/2017 +58 days 🔍
10/28/2017 +0 days 🔍
10/28/2017 +0 days 🔍
10/29/2017 +1 days 🔍
11/09/2017 +11 days 🔍
11/10/2017 +1 days 🔍
01/05/2023 +1882 days 🔍

Sourcesinfo

Advisory: DLA 1158-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-15953 (🔍)
GCVE (CVE): GCVE-0-2017-15953
GCVE (VulDB): GCVE-100-108747

OVAL: 🔍
See also: 🔍

Entryinfo

Created: 10/29/2017 01:00 PM
Updated: 01/05/2023 09:38 AM
Changes: 10/29/2017 01:00 PM (72), 12/01/2019 05:15 PM (4), 01/05/2023 09:38 AM (4)
Complete: 🔍
Cache ID: 18:107:40

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