libarchive up to 3.4.1 RAR5 File archive_read_support_format_rar5.c input validation
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.4 | $0-$5k | 0.04 |
A vulnerability was found in libarchive up to 3.4.1 (File Compression Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the file archive_read_support_format_rar5.c of the component RAR5 File Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does
not validate or incorrectly validates that the input has the
properties that are required to process the data safely and
correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
archive_read_support_format_rar5.c in libarchive before 3.4.2 attempts to unpack a RAR5 file with an invalid or corrupted header (such as a header size of zero), leading to a SIGSEGV or possibly unspecified other impact.
The weakness was shared 02/20/2020. This vulnerability is known as CVE-2020-9308. 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 of the vulnerability are known, but there is no available exploit.
Upgrading to version 3.4.2 eliminates this vulnerability.
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.4
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CVSSv2
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Input validationCWE: CWE-20
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: libarchive 3.4.2
Patch: github.com
Timeline
02/20/2020 🔍02/20/2020 🔍
02/20/2020 🔍
04/02/2024 🔍
Sources
Advisory: USN-4293-1Status: Not defined
CVE: CVE-2020-9308 (🔍)
Entry
Created: 02/20/2020 17:40Updated: 04/02/2024 07:14
Changes: 02/20/2020 17:40 (37), 02/20/2020 17:45 (17), 04/02/2024 07:00 (21), 04/02/2024 07:14 (1)
Complete: 🔍
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