libarchive 3.2.0 archive_read_support_format_warc.c warc_read Archive double free

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 was found in libarchive 3.2.0 and classified as problematic. This affects the function warc_read of the file libarchive/archive_read_support_format_warc.c. The manipulation as part of Archive results in double free. This vulnerability is reported as CVE-2018-1000880. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libarchive 3.2.0 (File Compression Software). It has been classified as problematic. Affected is the function warc_read of the file libarchive/archive_read_support_format_warc.c. The manipulation as part of a Archive leads to a double free vulnerability. CWE is classifying the issue as CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. This is going to have an impact on availability. CVE summarizes:

libarchive version commit 9693801580c0cf7c70e862d305270a16b52826a7 onwards (release v3.2.0 onwards) contains a CWE-20: Improper Input Validation vulnerability in WARC parser - libarchive/archive_read_support_format_warc.c, _warc_read() that can result in DoS - quasi-infinite run time and disk usage from tiny file. This attack appear to be exploitable via the victim must open a specially crafted WARC file.

The bug was discovered 12/13/2018. The weakness was disclosed 12/20/2018 (Website). The advisory is available at bugs.launchpad.net. This vulnerability is traded as CVE-2018-1000880 since 12/20/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 119893 (Debian DSA-4360-1 : 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 176551 (Debian Security Update for libarchive (DSA 4360-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 1 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (119893) and SecurityFocus (BID 106324†). The entries VDB-128199, VDB-128200, VDB-128201 and VDB-130474 are pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Name

Version

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Website

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: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Double free
CWE: CWE-415 / 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: 119893
Nessus Name: Debian DSA-4360-1 : libarchive - security update
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: 🔍

Patch: github.com

Timelineinfo

12/13/2018 🔍
12/20/2018 +7 days 🔍
12/20/2018 +0 days 🔍
12/20/2018 +0 days 🔍
12/20/2018 +0 days 🔍
12/21/2018 +1 days 🔍
12/27/2018 +6 days 🔍
12/28/2018 +1 days 🔍
06/20/2023 +1635 days 🔍

Sourcesinfo

Product: github.com

Advisory: USN-3859-1
Status: Confirmed

CVE: CVE-2018-1000880 (🔍)
GCVE (CVE): GCVE-0-2018-1000880
GCVE (VulDB): GCVE-100-128202

OVAL: 🔍

SecurityFocus: 106324 - Libarchive Multiple Denial Of Service Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/21/2018 11:45
Updated: 06/20/2023 10:54
Changes: 12/21/2018 11:45 (76), 04/22/2020 16:37 (5), 06/20/2023 10:54 (5)
Complete: 🔍
Cache ID: 216::103

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