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CVE-2018-17359

21
FAUCET Score

CVE-2018-17359 is a denial-of-service vulnerability affecting the GNU Binutils library (libbfd), specifically in version 2.31. An invalid memory access in the bfd_zalloc function within opncls.c can be triggered by a specially crafted ELF file, leading to an application crash. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring user interaction, and resulting in high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
2.31.1CPE matchmatch criteria
cpe:2.3:a:gnu:binutils:2.31.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

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

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.28%
Probability of exploitation in next 30 days
EPSS Percentile
67.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0128 is in the 78th percentile among its peer group of 5,765 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Advisories (1)

redhatCVE-2018-17359

binutils: invalid memory access in bfd_zalloc in opncls.c

Sep 19, 2018

References

lists.opensuse.org / opensuse-security-announce/2019-10/msg00072.html
lists.opensuse.org / opensuse-security-announce/2019-11/msg00008.html
sourceware.org / bugzilla/show_bug.cgi
ExploitIssue TrackingThird Party Advisory
usn.ubuntu.com / 4336-1