High severity · published Jun 28, 2024
CVE-2024-37370
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear…
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can modify the plaintext Extra Count field of a confidential GSS krb5 wrap token, causing the unwrapped token to appear truncated to the application.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 55% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
K5
Kerberos 5 · Mit
before 1.21.3 · source: NVD
SS
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.5; V3.1.5 · source: CISA
SS
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · Siemens
V3.1.5; V3.1.5 · source: CISA
SS
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · Siemens
V3.1.5 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-37370
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-37370
Patch
https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fef
Vendor Advisory
https://web.mit.edu/kerberos/www/advisories/
security.netapp.com
https://security.netapp.com/advisory/ntap-20241108-0007/
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-082556.html
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