Medium severity · published Mar 21, 2024
CVE-2024-28835
Gnutls: potential crash during chain building/verification
5.0
CVSS
0.4%
EPSS
No
On KEV
Description
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 vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 33% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 7 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9 · Red Hat
All versions, or not specified · source: vendor
RH
Red Hat Enterprise Linux 9.2 Extended Update Support · Red Hat
All versions, or not specified · source: vendor
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5; V3.1.0 before V3.1.5 · source: CISA
SS
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5; V3.1.0 before V3.1.5 · source: CISA
SS
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.0 before V3.1.5 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-28835
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-28835
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:1879
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:2570
access.redhat.com
https://access.redhat.com/errata/RHSA-2024:2889
access.redhat.com
https://access.redhat.com/security/cve/CVE-2024-28835
bugzilla.redhat.com
https://bugzilla.redhat.com/show_bug.cgi?id=2269084
lists.gnupg.org
https://lists.gnupg.org/pipermail/gnutls-help/2024-March/004845.html
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