VulnerabilityModified
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 truncated to the application.
HIGH 7.5EPSS 0.75%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.75%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.75% probability · 53th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-345
- Affected
- mit/kerberos 5
- Source
- cve@mitre.org
References
- https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fefPatch
- https://web.mit.edu/kerberos/www/advisories/Vendor Advisory
- https://github.com/krb5/krb5/commit/55fbf435edbe2e92dd8101669b1ce7144bc96fefPatch
- https://security.netapp.com/advisory/ntap-20241108-0007/
- https://web.mit.edu/kerberos/www/advisories/Vendor Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.