CVE-2024-28835

MEDIUMPre-NVD 5.05.0—
EchelonGraph scoreMEDIUM confidence

Score 5.0 from GitHub Security Advisory published 2024-03-21. NVD baseline CVSS 5.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.0Exploit: NoneExposed: 0

A fix is available — apply it.

A flaw has been discovered in GnuTLS where an application crash can be induced when attempting to verify a specially crafted .pem bundle using the "certtool --verify-chain" command.

CVSS v3
5.0
EG Score
5.0(medium)
EPSS
31.1%
KEV
Not listed

Published

March 21, 2024

Last Modified

July 3, 2026

Advisory Details (8)

Auto-updated Jul 3, 2026
Patch available. Sources: redhat.
redhat Patch Available

Affected: Red Hat Enterprise Linux 9.

https://access.redhat.com/errata/RHSA-2024:2570
redhat Patch Available

Affected: Red Hat Enterprise Linux 9.

https://access.redhat.com/errata/RHSA-2024:1879
generic

oss-security - Re: GnuTLS 3.8.4 released, fixes CVE-2024-28834 & CVE-2024-28835

http://www.openwall.com/lists/oss-security/2024/03/22/2
generic

oss-security - GnuTLS 3.8.4 released, fixes CVE-2024-28834 & CVE-2024-28835

http://www.openwall.com/lists/oss-security/2024/03/22/1
generic

[gnutls-help] gnutls 3.8.4

https://lists.gnupg.org/pipermail/gnutls-help/2024-March/004845.html
redhat Patch Available

2269084 – (CVE-2024-28835) CVE-2024-28835 gnutls: potential crash during chain building/verification

Affected: Red Hat Enterprise Linux 9

https://bugzilla.redhat.com/show_bug.cgi?id=2269084
redhat Patch Available

cve-details

https://access.redhat.com/security/cve/CVE-2024-28835
redhat Patch Available

Affected: Red Hat Enterprise Linux 9.2 Extended Update Support.

https://access.redhat.com/errata/RHSA-2024:2889

Patch Availability(5)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibgnutls30 (3.8.1-4ubuntu1.3) @ mantic2026-05-22ubuntu
ubuntulibgnutls30t64 (3.8.3-1.1ubuntu3.1) @ noble2026-05-22ubuntu
redhatgnutls-0:3.7.6-21.el9_2.32024-05-16redhat
redhatgnutls-0:3.8.3-4.el9_42024-04-30redhat
redhatgnutls-0:3.7.6-23.el9_3.42024-04-18redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(6)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 10× in last 7d / 46× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 126 total refreshes for this CVE.

  1. 2026-07-22 14:07 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2024-28835?
CVE-2024-28835 is a medium vulnerability published on March 21, 2024. A flaw has been discovered in GnuTLS where an application crash can be induced when attempting to verify a specially crafted .pem bundle using the "certtool --verify-chain" command.
When was CVE-2024-28835 disclosed?
CVE-2024-28835 was first published in the National Vulnerability Database on March 21, 2024, with the most recent update on July 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-28835 actively exploited?
CVE-2024-28835 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-28835?
CVE-2024-28835 has a CVSS v3 base score of 5.0 (NVD).
How do I remediate CVE-2024-28835?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-28835, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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