OpenSUSE Linux update for perl-Email-Address

1) Input validation error

EUVDB-ID: #VU33726

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2018-12558

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The parse() method in the Email::Address module through 1.909 for Perl is vulnerable to Algorithmic complexity on specially prepared input, leading to Denial of Service. Prepared special input that caused this problem contained 30 form-field characters ("f").

Mitigation

Update the affected packages.

Vulnerable software versions

SUSE Linux: 15

Opensuse: 15.0 - 42.3

CPE2.3

• cpe:2.3:o:suse:suse_linux:15:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse:15.0:*:*:*:*:*:*:*
• cpe:2.3:o:suse:opensuse:42.3:*:*:*:*:*:*:*

External links

https://lists.opensuse.org/opensuse-security-announce/2019-04/msg00012.html

Q & A

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.