CVE-2007-5901

krb5: use-after-free in gssapi lib

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use-after-free vulnerability in the gss_indicate_mechs function in lib/gssapi/mechglue/g_initialize.c in MIT Kerberos 5 (krb5) has unknown impact and attack vectors. NOTE: this might be the result of a typo in the source code.

Vulnerabilidad de uso después de liberación (use-after-free) en la función gss_indicate_mechs de lib/gssapi/mechglue/g_initialize.c en MIT Kerberos 5 (krb5) tiene impacto y vectores de ataque desconocidos. NOTA: esto podría ser resultado de una errata en el código fuente.

Sol Jerome discovered that the Kerberos kadmind service did not correctly free memory. An unauthenticated remote attacker could send specially crafted traffic to crash the kadmind process, leading to a denial of service. It was discovered that Kerberos did not correctly free memory in the GSSAPI library. If a remote attacker were able to manipulate an application using GSSAPI carefully, the service could crash, leading to a denial of service. It was discovered that Kerberos did not correctly free memory in the GSSAPI and kdb libraries. If a remote attacker were able to manipulate an application using these libraries carefully, the service could crash, leading to a denial of service.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2007-11-09 CVE Reserved
2007-12-06 CVE Published
2024-08-07 CVE Updated
2024-08-07 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-399: Resource Management Errors
CWE-416: Use After Free

CAPEC

References (22)

URL	Tag	Source
http://docs.info.apple.com/article.html?artnum=307562	X_refsource_confirm
http://osvdb.org/43346	Vdb Entry
http://seclists.org/fulldisclosure/2007/Dec/0176.html	Mailing List
http://seclists.org/fulldisclosure/2007/Dec/0321.html	Mailing List
http://secunia.com/advisories/29451	Third Party Advisory
http://secunia.com/advisories/29464	Third Party Advisory
http://secunia.com/advisories/29516	Third Party Advisory
http://secunia.com/advisories/39290	Third Party Advisory
http://www.vupen.com/english/advisories/2008/0924/references	Vdb Entry
https://issues.rpath.com/browse/RPL-2012	X_refsource_confirm
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11451	Signature

URL	Date	SRC
http://bugs.gentoo.org/show_bug.cgi?id=199214	2024-08-07

URL	Date	SRC
http://www.securityfocus.com/bid/26750	2017-09-29

URL	Date	SRC
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html	2017-09-29
http://security.gentoo.org/glsa/glsa-200803-31.xml	2017-09-29
http://ubuntu.com/usn/usn-924-1	2017-09-29
http://www.mandriva.com/security/advisories?name=MDVSA-2008:069	2017-09-29
http://www.redhat.com/support/errata/RHSA-2008-0164.html	2017-09-29
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00537.html	2017-09-29
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00544.html	2017-09-29
https://access.redhat.com/security/cve/CVE-2007-5901	2008-03-18
https://bugzilla.redhat.com/show_bug.cgi?id=415321	2008-03-18

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Mit Search vendor "Mit"	Kerberos 5 Search vendor "Mit" for product "Kerberos 5"	<= 1.6.3_kdc Search vendor "Mit" for product "Kerberos 5" and version " <= 1.6.3_kdc"	-	Affected	in	Apple Search vendor "Apple"	Mac Os X Search vendor "Apple" for product "Mac Os X"	10.4.11 Search vendor "Apple" for product "Mac Os X" and version "10.4.11"	-	Safe
Mit Search vendor "Mit"	Kerberos 5 Search vendor "Mit" for product "Kerberos 5"	<= 1.6.3_kdc Search vendor "Mit" for product "Kerberos 5" and version " <= 1.6.3_kdc"	-	Affected	in	Apple Search vendor "Apple"	Mac Os X Search vendor "Apple" for product "Mac Os X"	10.5.2 Search vendor "Apple" for product "Mac Os X" and version "10.5.2"	-	Safe
Mit Search vendor "Mit"	Kerberos 5 Search vendor "Mit" for product "Kerberos 5"	<= 1.6.3_kdc Search vendor "Mit" for product "Kerberos 5" and version " <= 1.6.3_kdc"	-	Affected	in	Apple Search vendor "Apple"	Mac Os X Server Search vendor "Apple" for product "Mac Os X Server"	10.4.11 Search vendor "Apple" for product "Mac Os X Server" and version "10.4.11"	-	Safe
Mit Search vendor "Mit"	Kerberos 5 Search vendor "Mit" for product "Kerberos 5"	<= 1.6.3_kdc Search vendor "Mit" for product "Kerberos 5" and version " <= 1.6.3_kdc"	-	Affected	in	Apple Search vendor "Apple"	Mac Os X Server Search vendor "Apple" for product "Mac Os X Server"	10.5.2 Search vendor "Apple" for product "Mac Os X Server" and version "10.5.2"	-	Safe