libmspack up to 0.4 CAB Archive mszipd.c inflate numeric error

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in libmspack up to 0.4. This issue affects the function inflate of the file mszipd.c of the component CAB Archive Handler. Performing a manipulation results in numeric error. This vulnerability is cataloged as CVE-2015-4470. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libmspack up to 0.4. It has been classified as critical. This affects the function inflate of the file mszipd.c of the component CAB Archive Handler. The manipulation with an unknown input leads to a numeric error vulnerability. CWE is classifying the issue as CWE-189. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Off-by-one error in the inflate function in mszipd.c in libmspack before 0.5 allows remote attackers to cause a denial of service (buffer over-read and application crash) via a crafted CAB archive.

The weakness was shared 06/11/2015 by Jakub Wilk as confirmed mailinglist post (oss-sec). The advisory is shared at seclists.org. This vulnerability is uniquely identified as CVE-2015-4470 since 06/10/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 87122 (SUSE SLED11 Security Update : cabextract (SUSE-SU-2015:2131-1)), 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 168364 (SUSE Enterprise Linux Security update for libmspack (SUSE-SU-2016:0011-1)).

Upgrading to version 0.5 eliminates this vulnerability. A possible mitigation has been published 7 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (103801), Tenable (87122), SecurityFocus (BID 72487†) and Vulnerability Center (SBV-55750†). The entries VDB-75845, VDB-75846, VDB-75847 and VDB-75848 are related to this item. 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: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87122
Nessus Name: SUSE SLED11 Security Update : cabextract (SUSE-SU-2015:2131-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: libmspack 0.5

Timelineinfo

02/03/2015 🔍
02/03/2015 +0 days 🔍
06/10/2015 +127 days 🔍
06/11/2015 +1 days 🔍
06/11/2015 +0 days 🔍
06/12/2015 +1 days 🔍
11/27/2015 +168 days 🔍
12/01/2015 +4 days 🔍
01/19/2016 +49 days 🔍
07/05/2018 +898 days 🔍

Sourcesinfo

Advisory: seclists.org
Researcher: Jakub Wilk
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-4470 (🔍)
GCVE (CVE): GCVE-0-2015-4470
GCVE (VulDB): GCVE-100-75849
X-Force: 103801 - libmspack mszipd.c buffer overflow
SecurityFocus: 72487 - Libmspack 'mspack/mszipd.c' Off-By-One Buffer Overflow Vulnerability
Vulnerability Center: 55750 - libmspack <0.5 Remote DoS MSZIP Decompression via CAB Archive, Medium

See also: 🔍

Entryinfo

Created: 06/12/2015 10:34
Updated: 07/05/2018 09:01
Changes: 06/12/2015 10:34 (64), 07/05/2018 09:01 (15)
Complete: 🔍
Cache ID: 216:BE6:103

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