Vulnerability identifier: #VU15954
Vulnerability risk: Low
CVSSv3.1: 3.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-193
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
libarchive
Client/Desktop applications /
Software for archiving
Vendor: libarchive
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to off-by-one error for UTF-16 names in RAR archives. A remote attacker can trigger an out-of-bounds read in archive_read_format_rar_read_header and cause the service to crash.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
libarchive: 3.3.2
External links
http://github.com/libarchive/libarchive/commit/5562545b5562f6d12a4ef991fae158bf4ccf92b6
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.