CVE-2018-14621: libtirpc_project libtirpc Infinite Loop
CVSS: 7.8v2.0HighModified
Published 30-08-2018Last modified 05-08-2024
Vulnerability summary
CVE-2018-14621 is a high (CVSS 7.8) Infinite Loop vulnerability in libtirpc_project libtirpc. EPSS estimates a 2.26% chance of exploitation in the next 30 days, higher than 82.7% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
2.26%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 30-08-2018PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.3Preferred score · CVE.org (CNA)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSources2 sources · 5.3–7.5
- NVDNIST7.5HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HDiffers
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
2.26%
Chance of exploitation in the next 30 days
Percentile
83%
Versus all other CVEs
30-day change
0.00 pp
From 2.26% on 20-09-2026
20-09-202620-10-2026
EPSS score2.26%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
2 vendors · 2 products
References
3 links- bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14621X Refsource CONFIRMIssue TrackingPatchThird Party Advisory
- bugzilla.novell.com/show_bug.cgi?id=968175X Refsource CONFIRMIssue TrackingPatchThird Party Advisory