libarchive 3.2.2 archive_endian.h archive_le32dec memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
4.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in libarchive 3.2.2. The impacted element is the function archive_le32dec of the file archive_endian.h. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2016-10349. It is possible to launch the attack on the local host. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic was found in libarchive 3.2.2 (File Compression Software). This vulnerability affects the function archive_le32dec of the file archive_endian.h. 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 availability. CVE summarizes:

The archive_le32dec function in archive_endian.h in libarchive 3.2.2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted file.

The bug was discovered 12/06/2016. The weakness was released 05/01/2017 (Website). The advisory is shared for download at github.com. This vulnerability was named CVE-2016-10349 since 04/30/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 145 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 101173 (Debian DLA-1006-1 : libarchive 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 171705 (SUSE Enterprise Linux Security Update for libarchive (SUSE-SU-2018:3640-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (101173) and SecurityFocus (BID 100347†). Entries connected to this vulnerability are available at VDB-99228, VDB-100757, VDB-106164 and VDB-106749. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 101173
Nessus Name: Debian DLA-1006-1 : libarchive security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 900353
OpenVAS Name: Debian LTS Advisory ([SECURITY] [DLA 1006-1] libarchive 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

12/06/2016 🔍
04/30/2017 +145 days 🔍
04/30/2017 +0 days 🔍
05/01/2017 +1 days 🔍
05/01/2017 +0 days 🔍
06/30/2017 +60 days 🔍
07/03/2017 +3 days 🔍
08/09/2017 +37 days 🔍
12/02/2022 +1941 days 🔍

Sourcesinfo

Product: github.com

Advisory: 834
Status: Confirmed

CVE: CVE-2016-10349 (🔍)
GCVE (CVE): GCVE-0-2016-10349
GCVE (VulDB): GCVE-100-100756

OVAL: 🔍

SecurityFocus: 100347 - libarchive CVE-2016-10349 Heap Buffer Overflow Vulnerability
OSVDB: - CVE-2016-10349 - libarchive - Buffer Over-Read Issue

See also: 🔍

Entryinfo

Created: 05/01/2017 10:49
Updated: 12/02/2022 15:06
Changes: 05/01/2017 10:49 (82), 12/02/2022 15:04 (4), 12/02/2022 15:06 (1)
Complete: 🔍
Cache ID: 216:8F6:103

Once again VulDB remains the best source for vulnerability data.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!