rzip 2.1 stream.c read_buf memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability was found in rzip 2.1. It has been rated as critical. Impacted is the function read_buf of the file stream.c. This manipulation causes memory corruption. This vulnerability is registered as CVE-2017-8364. The attack needs to be launched locally. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical was found in rzip 2.1. Affected by this vulnerability is the function read_buf of the file stream.c. 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. The summary by CVE is:

The read_buf function in stream.c in rzip 2.1 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted archive.

The bug was discovered 04/29/2017. The weakness was published 04/30/2017 (Website). The advisory is shared at blogs.gentoo.org. This vulnerability is known as CVE-2017-8364 since 04/30/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100170 (openSUSE Security Update : rzip (openSUSE-2017-571)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170037 (OpenSUSE Security Update for rzip (openSUSE-SU-2017:1275-1)).

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 (100170). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

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

NVD Base Score: 7.8
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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 100170
Nessus Name: openSUSE Security Update : rzip (openSUSE-2017-571)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 72522
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 955-1] rzip 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

04/29/2017 🔍
04/30/2017 +1 days 🔍
04/30/2017 +0 days 🔍
04/30/2017 +0 days 🔍
05/01/2017 +1 days 🔍
05/12/2017 +11 days 🔍
05/15/2017 +3 days 🔍
08/23/2024 +2657 days 🔍

Sourcesinfo

Advisory: DLA 2189-1
Status: Not defined

CVE: CVE-2017-8364 (🔍)
GCVE (CVE): GCVE-0-2017-8364
GCVE (VulDB): GCVE-100-100765
OSVDB: - CVE-2017-8364 - Rzip Project - Rzip - Medium

Entryinfo

Created: 05/01/2017 10:51
Updated: 08/23/2024 09:02
Changes: 05/01/2017 10:51 (69), 09/22/2020 16:37 (4), 12/02/2022 16:07 (4), 08/23/2024 09:02 (16)
Complete: 🔍
Cache ID: 216:CD4:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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