CVE-2010-1320: mit kerberos_5 Resource Management Errors
Vulnerability summary
CVE-2010-1320 is a medium (CVSS 4.0) Resource Management Errors vulnerability in mit kerberos_5. EPSS estimates a 11.86% chance of exploitation in the next 30 days, higher than 96% of scored vulnerabilities. 2 public exploits are recorded.
Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 22-04-2010PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
Description
Double free vulnerability in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x before 1.8.2 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a request associated with (1) renewal or (2) validation.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
11.86%
Chance of exploitation in the next 30 days
Percentile
96%
Versus all other CVEs
30-day change
0.00 pp
From 11.86% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
2 foundExploit Reference (securityfocus.com)
Maturity: unknown
MIT Kerberos 5 - 'src/kdc/do_tgs_req.c' Ticket Renewal Double-Free Memory Corruption
Maturity: weaponized
Weaknesses
CWE · root causeAffected systems
Debian1 product
- krb5< 1.8.1+dfsg-2
Mit1 product
- kerberos_51.7 | 1.7.1 | 1.8 | 1.8.1
2 vendors · 2 products
References
16 links- web.mit.edu/kerberos/advisories/MITKRB5-SA-2010-004.txtX Refsource CONFIRM
- bugs.debian.org/cgi-bin/bugreport.cgi?bug=577490X Refsource CONFIRM
- support.apple.com/kb/HT4188X Refsource CONFIRM