libzip 0.10 zip_open.c zip_readcdir ZIP File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in libzip 0.10. Affected by this issue is the function zip_readcdir of the file zip_open.c. Such manipulation as part of ZIP File leads to memory corruption. This vulnerability is traded as CVE-2012-1162. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in libzip 0.10 and classified as critical. Affected by this issue is the function zip_readcdir of the file zip_open.c. The manipulation as part of a ZIP File leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in the _zip_readcdir function in zip_open.c in libzip 0.10 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a zip archive with the number of directories set to 0, related to an "incorrect loop construct."

The weakness was shared 03/20/2012 by Thomas Klausner as not defined mailinglist post (Website). The advisory is available at nih.at. This vulnerability is handled as CVE-2012-1162 since 02/14/2012. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 74575 (openSUSE Security Update : libzip (openSUSE-SU-2012:0416-1)), 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.

Upgrading to version 0.10.1 eliminates this vulnerability. The upgrade is hosted for download at hg.nih.at. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (74176), Tenable (74575), SecurityFocus (BID 52658†), OSVDB (80233†) and Secunia (SA48469†). The entry VDB-4875 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: 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: 74575
Nessus Name: openSUSE Security Update : libzip (openSUSE-SU-2012:0416-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 864407
OpenVAS Name: Fedora Update for libzip FEDORA-2012-4485
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: libzip 0.10.1

Timelineinfo

02/14/2012 🔍
03/20/2012 +35 days 🔍
03/20/2012 +0 days 🔍
03/20/2012 +0 days 🔍
03/21/2012 +1 days 🔍
03/21/2012 +0 days 🔍
03/22/2012 +1 days 🔍
03/22/2012 +0 days 🔍
07/12/2012 +112 days 🔍
07/25/2012 +13 days 🔍
06/13/2014 +688 days 🔍
03/22/2021 +2474 days 🔍

Sourcesinfo

Advisory: nih.at
Researcher: Thomas Klausner
Status: Not defined
Confirmation: 🔍

CVE: CVE-2012-1162 (🔍)
GCVE (CVE): GCVE-0-2012-1162
GCVE (VulDB): GCVE-100-4874
X-Force: 74176
SecurityFocus: 52658 - libzip Multiple Buffer Overflow Vulnerabilities
Secunia: 48469 - libzip Directory Entries and Central Directory Parsing Vulnerabilities, Highly Critical
OSVDB: 80233
Vulnerability Center: 35693 - Libzip 0.10 Remote Denial of Service or Arbitrary Code Execution Vulnerability via a Zip Archive, Medium

See also: 🔍

Entryinfo

Created: 03/22/2012 16:01
Updated: 03/22/2021 09:08
Changes: 03/22/2012 16:01 (74), 04/14/2017 15:17 (10), 03/22/2021 09:08 (2)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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