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CVE-2007-5971

18
FAUCET Score

CVE-2007-5971 describes a double free vulnerability within the gss_krb5int_make_seal_token_v3 function of MIT Kerberos 5, affecting various Apple and MIT Kerberos 5 products. This vulnerability carries a CVSS score of 6.9, indicating high severity with local access and medium attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.6.3_kdcCPE matchmatch criteria
cpe:2.3:a:mit:kerberos_5:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

6.9MEDIUM

AV:L/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.37%
Probability of exploitation in next 30 days
EPSS Percentile
29.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0037 is in the 44th percentile among its peer group of 1,595 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: krb5-0:1.3.4-54.el4_6.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: krb5-0:1.6.1-17.el5_1.1
View patch

Vendor Advisories (1)

redhatCVE-2007-5971Low

krb5: double free in gssapi lib

Nov 14, 2007

References

bugs.gentoo.org / show_bug.cgi
docs.info.apple.com / article.html
lists.apple.com / archives/security-announce/2008/Mar/msg00001.html
osvdb.org / 43345
seclists.org / fulldisclosure/2007/Dec/0176.html
seclists.org / fulldisclosure/2007/Dec/0321.html
secunia.com / advisories/28636
Vendor Advisory
secunia.com / advisories/29420
secunia.com / advisories/29450
secunia.com / advisories/29451
secunia.com / advisories/29457
secunia.com / advisories/29462
secunia.com / advisories/29464
secunia.com / advisories/29516
secunia.com / advisories/39290
secunia.com / advisories/39784
security.gentoo.org / glsa/glsa-200803-31.xml
issues.rpath.com / browse/RPL-2012
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10296
redhat.com / archives/fedora-package-announce/2008-March/msg00537.html
redhat.com / archives/fedora-package-announce/2008-March/msg00544.html
ubuntu.com / usn/usn-924-1
wiki.rpath.com / Advisories:rPSA-2008-0112
wiki.rpath.com / wiki/Advisories:rPSA-2008-0112
mandriva.com / security/advisories
mandriva.com / security/advisories
novell.com / linux/security/advisories/suse_security_summary_report.html
redhat.com / support/errata/RHSA-2008-0164.html
redhat.com / support/errata/RHSA-2008-0180.html
securityfocus.com / archive/1/489883/100/0/threaded
securityfocus.com / bid/26750
Patch
ubuntu.com / usn/USN-940-1
vupen.com / english/advisories/2008/0924/references
vupen.com / english/advisories/2010/1192