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Vulnerability details: VCID-hvsf-5ebq-h3a8
Vulnerability ID VCID-hvsf-5ebq-h3a8
Aliases CVE-2018-6323
Summary The elf_object_p function in elfcode.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29.1, has an unsigned integer overflow because bfd_size_type multiplication is not used. A crafted ELF file allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.
Status Published
Exploitability 2.0
Weighted Severity 7.0
Risk 10.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-190 Integer Overflow or Wraparound
System Score Found at
cvssv3 3.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6323.json
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.01533 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
epss 0.0171 https://api.first.org/data/v1/epss?cve=CVE-2018-6323
cvssv3 5.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-6323
cvssv3 7.8 https://nvd.nist.gov/vuln/detail/CVE-2018-6323
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6323.json
https://api.first.org/data/v1/epss?cve=CVE-2018-6323
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6323
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://sourceware.org/bugzilla/show_bug.cgi?id=22746
https://www.exploit-db.com/exploits/44035/
http://www.securityfocus.com/bid/102821
1539886 https://bugzilla.redhat.com/show_bug.cgi?id=1539886
cpe:2.3:a:gnu:binutils:2.29.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:gnu:binutils:2.29.1:*:*:*:*:*:*:*
CVE-2018-6323 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/44035.py
CVE-2018-6323 https://nvd.nist.gov/vuln/detail/CVE-2018-6323
USN-4336-2 https://usn.ubuntu.com/4336-2/
USN-4336-3 https://usn.ubuntu.com/4336-3/
Data source Exploit-DB
Date added Feb. 14, 2018
Description GNU binutils 2.26.1 - Integer Overflow (PoC)
Ransomware campaign use Unknown
Source publication date Feb. 14, 2018
Exploit type dos
Platform windows
Source update date Feb. 15, 2018
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-6323.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6323
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-6323
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.80649
EPSS Score 0.01533
Published At Aug. 1, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:37:43.058204+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/4336-3/ 37.0.0