#VU11835 Heap-based buffer overflow in Perl
Vulnerability identifier: #VU11835
Vulnerability risk: Low
CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Perl
Universal components / Libraries /
Scripting languages
Vendor: Perl
Description
The vulnerability allows a local attacker to cause DoS condition or execute arbitrary code on the target system.
The weakness exists due to heap-based buffer overflow. A local attacker can exploit a specially crafted pack() function, trigger memory corruption and cause the service to crash or run Perl code.
Successful exploitation of the vulnerability may result in system compromise.
Mitigation
Update to version 5.26.2.
Vulnerable software versions
Perl: 5.26.0 - 5.26.1
External links
http://rt.perl.org/Public/Bug/Display.html?id=131844
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
