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Vulnerability details: VCID-vhz3-5g4z-bkdw
Vulnerability ID VCID-vhz3-5g4z-bkdw
Aliases CVE-2018-14622
Summary A null-pointer dereference vulnerability was found in libtirpc before version 0.3.3-rc3. The return value of makefd_xprt() was not checked in all instances, which could lead to a crash when the server exhausted the maximum number of available file descriptors. A remote attacker could cause an rpc-based application to crash by flooding it with new connections.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-252 Unchecked Return Value
System Score Found at
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14622.json
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.0265 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.02665 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.02665 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.02665 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
epss 0.02751 https://api.first.org/data/v1/epss?cve=CVE-2018-14622
cvssv3 5.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2018-14622
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-14622
Reference id Reference type URL
http://git.linux-nfs.org/?p=steved/libtirpc.git%3Ba=commit%3Bh=1c77f7a869bdea2a34799d774460d1f9983d45f0
https://access.redhat.com/errata/RHBA-2017:1991
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14622.json
https://api.first.org/data/v1/epss?cve=CVE-2018-14622
https://bugzilla.novell.com/show_bug.cgi?id=968175
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14622
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14622
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2018/08/msg00034.html
1620293 https://bugzilla.redhat.com/show_bug.cgi?id=1620293
907608 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=907608
cpe:2.3:a:libtirpc_project:libtirpc:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libtirpc_project:libtirpc:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:x64:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:x64:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:x64:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:x64:*
CVE-2018-14622 https://nvd.nist.gov/vuln/detail/CVE-2018-14622
USN-3759-1 https://usn.ubuntu.com/3759-1/
USN-3759-2 https://usn.ubuntu.com/3759-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-14622.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:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L 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:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14622
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-14622
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 0.85179
EPSS Score 0.0265
Published At July 31, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:40:46.626429+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/3759-1/ 37.0.0