CVE-2020-14393
HIGH EPSS 44.3%
Published Sep 16, 20205y ago · Modified Jun 17, 20262w ago
7.1 CVSS 3.1
Published Sep 16, 2020 5y ago
Last Modified Jun 17, 2026 2w ago
Description
A buffer overflow was found in perl-DBI < 1.643 in DBI.xs. A local attacker who is able to supply a string longer than 300 characters could cause an out-of-bounds write, affecting the availability of the service or integrity of data.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability High
Threat Intelligence
EPSS Exploit Probability
44.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 2
CWE-121
CWE-787 Out-of-bounds Write Memory Safety
Affected Products 4
| Vendor | Product | Version | Range |
|---|---|---|---|
| perl | database_interface | * | <1.643 |
| opensuse | leap | 15.2 | any |
| debian | debian_linux | 9.0 | any |
| fedoraproject | fedora | 31 | any |
References 6
- lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00067.html
- lists.opensuse.org http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00074.html
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1877409
- lists.debian.org https://lists.debian.org/debian-lts-announce/2020/09/msg00026.html
- lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JXLKODJ7B57GITDEZZXNSHPK4VBYXYHR/
- metacpan.org https://metacpan.org/pod/distribution/DBI/Changes#Changes-in-DBI-1.643
Remediation
- bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=1877409