CVE-2018-20671

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.97% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 80.0% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2019-01-04 16:00Z7 YR AGO

Last updated

2024-08-05 12:05Z2 YR AGO

Reserved

2019-01-04

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-190Integer Overflow or WraparoundBase
• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

e34d8c0cd9a870cd76866aff0c74dddcccd1aa42218f9bd183383147af9f6264

• sourceware.orghttps://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=11fa9f134fd658075c6f74499c780df045d9e9cax_refsource_MISC
• www.securityfocus.com106457http://www.securityfocus.com/bid/106457vdb-entryx_refsource_BID
• sourceware.orghttps://sourceware.org/bugzilla/show_bug.cgi?id=24005x_refsource_MISC
• lists.opensuse.orgopenSUSE-SU-2019:2415http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2019:2432http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.htmlvendor-advisoryx_refsource_SUSE
• usn.ubuntu.comUSN-4336-1https://usn.ubuntu.com/4336-1/vendor-advisoryx_refsource_UBUNTU