Vulnerability identifier: #VU16186
Vulnerability risk: Low
CVSSv3.1: 4.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
Perl
Universal components / Libraries /
Scripting languages
Vendor: Perl
Description
The vulnerability allows a remote attacker to obtain potentially sensitive information on the target system.
The vulnerability exists due to heap-based buffer overflow read during compilation. A remote unauthenticated attacker can supply specially crafted regular expression, trigger memory leak and gain access to arbitrary data.
Mitigation
Update to version 5.28.1.
Vulnerable software versions
Perl: 5.24.0 - 5.24.1, 5.23.0 - 5.23.9, 5.26.0 - 5.26.2, 5.16, 5.15, 5.14.0 - 5.14.1, 5.13.1 - 5.13.11, 5.12.0 - 5.12.3, 5.11.0 - 5.11.5, 5.10.0 - 5.10.1, 5.8.0 - 5.8.8, 5.6.0 - 5.6.2, 5.5, 5.4, 5.22.2-1, 5.28.0
External links
http://rt.perl.org/Public/Bug/Display.html?id=133192
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. However, proof of concept for this vulnerability is available.