HIGH
CVE-2008-0063
CWE-908Published: March 19, 2008· Updated: Jun 16, 2026
7.5
CVSS v3.1
Official Description
The Kerberos 4 support in KDC in MIT Kerberos 5 (krb5kdc) does not properly clear the unused portion of a buffer when generating an error message, which might allow remote attackers to obtain sensitive information, aka "Uninitialized stack values."
Technical Analysis
CVE-2008-0063 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
Apple2 product(s)
mac os xmac os x server
Canonical1 product(s)
ubuntu linux
Debian1 product(s)
debian linux
Fedora1 product(s)
fedora
mit1 product(s)
kerberos 5
openSUSE1 product(s)
opensuse
SUSE4 product(s)
linuxlinux enterprise desktoplinux enterprise serverlinux enterprise software development kit
Source: NVD CPE · 17 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (92)
→
http://secunia.com/advisories/29420Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29423Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29424Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29428Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29435Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29438Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29450Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29451Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29457Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29462Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29464Broken Link · Vendor Advisory
→
http://secunia.com/advisories/29516Broken Link · Vendor Advisory
Quick Facts
CVE IDCVE-2008-0063
CVSS Score7.5 / 10
SeverityHIGH
WeaknessCWE-908
CISA KEVNo
Affected7 vendor(s)
PublishedMar 19, 2008
Related CVEs (CWE-908)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2008-0063 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.