CVE-2004-0523 Memory corruption in n/a
Remote attackers can execute arbitrary code as root via buffer overflows in MIT Kerberos 5 authentication functions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2004-0523?
CVE-2004-0523 is a critical memory corruption vulnerability in Mit Kerberos 5, published on 3 Jun 2004. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Multiple buffer overflows in krb5_aname_to_localname for MIT Kerberos 5 (krb5) 1.3.3 and earlier allow remote attackers to execute arbitrary code as root.
Which versions are affected by CVE-2004-0523?
It affects 7 products.
Linux distribution packages (24)
krb5 Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5-debuginfo Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5-devel Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5-libs Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5-server Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5-workstation Red Hat:enterprise_linux:3::as | All versions | 0:1.2.7-24 |
krb5 Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5-debuginfo Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5-devel Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5-libs Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5-server Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5-workstation Red Hat:enterprise_linux:3::desktop | All versions | 0:1.2.7-24 |
krb5 Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5-debuginfo Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5-devel Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5-libs Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5-server Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5-workstation Red Hat:enterprise_linux:3::es | All versions | 0:1.2.7-24 |
krb5 Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
krb5-debuginfo Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
krb5-devel Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
krb5-libs Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
krb5-server Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
krb5-workstation Red Hat:enterprise_linux:3::ws | All versions | 0:1.2.7-24 |
Products include Mit Kerberos, Mit Kerberos 5, Sgi Propack, Sun Seam, Sun Solaris, Sun Sunos and 1 more.
How do I fix CVE-2004-0523?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2004-0523 being exploited?
There is no known exploitation of CVE-2004-0523 in the wild and no public exploit code.
Other vulnerabilities in Mit Kerberos 5
Sources
Also known as DEBIAN-CVE-2004-0523, DSA-520, GHSA-gmh3-2x3j-5mm2, RHSA-2004:236.