CVE-2007-4743
What it is
The original patch for CVE-2007-3999 in svc_auth_gss.c in the RPCSEC_GSS RPC library in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and other applications that use krb5, does not correctly check the buffer length in some environments and architectures, which might allow remote attackers to conduct a buffer overflow attack.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 4.6% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 4.6% in the next 30 days (EPSS).
- Severity: 10.0 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 4.6% · EPSS, next 30 days
- Weakness
- CWE-119 · Buffer errors
- Record status
- Modified
Affected
- Mit Kerberos 5 1.4
- Mit Kerberos 5 1.4.1
- Mit Kerberos 5 1.4.2
- Mit Kerberos 5 1.4.3
- Mit Kerberos 5 1.4.4
- Mit Kerberos 5 1.5
- Mit Kerberos 5 1.5.1
- Mit Kerberos 5 1.5.2
Attack profile CVSS 2.0 · 10.0
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- Complete
- Integrity
- Complete
- Availability
- Complete
Raw vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2007-4743.md and follow it. Check whether this project is affected by CVE-2007-4743. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://article.gmane.org/gmane.comp.encryption.kerberos.announce/86
- http://article.gmane.org/gmane.comp.encryption.kerberos.announce/86
References
- http://article.gmane.org/gmane.comp.encryption.kerberos.announce/86
- http://docs.info.apple.com/article.html?artnum=307041
- http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
- http://secunia.com/advisories/26699
- http://secunia.com/advisories/26987
- http://secunia.com/advisories/27643
- http://www.debian.org/security/2007/dsa-1387
- http://www.novell.com/linux/security/advisories/2007_19_sr.html
- http://www.redhat.com/support/errata/RHSA-2007-0892.html
- http://www.securityfocus.com/archive/1/478748/100/0/threaded
- http://www.securityfocus.com/archive/1/478794/100/0/threaded
- http://www.securityfocus.com/bid/26444
- http://www.ubuntu.com/usn/usn-511-2
- http://www.us-cert.gov/cas/techalerts/TA07-319A.html
- http://www.vupen.com/english/advisories/2007/3868
- https://issues.rpath.com/browse/RPL-1696
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10239
- http://article.gmane.org/gmane.comp.encryption.kerberos.announce/86
- http://docs.info.apple.com/article.html?artnum=307041
- http://lists.apple.com/archives/security-announce/2007/Nov/msg00002.html
- http://secunia.com/advisories/26699
- http://secunia.com/advisories/26987
- http://secunia.com/advisories/27643
- http://www.debian.org/security/2007/dsa-1387
- http://www.novell.com/linux/security/advisories/2007_19_sr.html