Buffer overflow in Mit Kerberos 5
CVE-2008-0948
Buffer overflow in the RPC library (lib/rpc/rpc_dtablesize.c) used by libgssrpc and kadmind in MIT Kerberos 5 (krb5) 1.2.2, and probably other versions before 1.3, when running on systems whose unistd.h does not define the FD_SETSIZE macro, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code by triggering a large number of open file descriptors.
Vulnerability class: Buffer Overflow
EPSS: 0.073 (93.7th percentile) — read the EPSS interpretation.
Affected products
- Mit Kerberos_5 — versions 1.2.2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_SREASON, third-party-advisory)
- cve@mitre.org (signature, x_refsource_OVAL, vdb-entry)
- cve@mitre.org (US Government Resource, x_refsource_CERT, third-party-advisory)
- cve@mitre.org (vdb-entry, x_refsource_VUPEN)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (x_refsource_HP, vendor-advisory)
- cve@mitre.org (x_refsource_SECUNIA, third-party-advisory)
- cve@mitre.org (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2008-0948?
- CVE-2008-0948 is a vulnerability in Mit Kerberos 5, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2008-03-19.
- Is CVE-2008-0948 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.