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CVE-2009-4212: mit kerberos Numeric Errors

CVSS: 10.0v2.0HighModified
AliasesRHSA-2010:0029DEBIAN-CVE-2009-4212DSA-1969-1
Published 13-01-2010Last modified 07-08-2024
Open JSON

Vulnerability summary

CVE-2009-4212 is a high (CVSS 10.0) Numeric Errors vulnerability in mit kerberos. EPSS estimates a 7.55% chance of exploitation in the next 30 days, higher than 94.4% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
10.0/10
010
High · v2.0 (NVD)
EPSS score
7.55%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 1 · Related 1
OPENSUSE-SU-2024:10004-1

Timeline

  1. 13-01-2010
    PublishedVulnerability first disclosed.
  2. 07-08-2024
    Last modifiedVulnerability information updated.

Description

Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in the crypto library in MIT Kerberos 5 (aka krb5) 1.3 through 1.6.3, and 1.7 before 1.7.1, allow remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code by providing ciphertext with a length that is too short to be valid.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

7.55%

Chance of exploitation in the next 30 days

Percentile

94%

Versus all other CVEs

30-day change

0.00 pp

From 7.55% on 20-09-2026

20-09-202620-10-2026
EPSS score
7.55%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Redhat6 products
  • krb5< 0:1.2.7-71 | < 0:1.3.4-60.el4_7.3 | < 0:1.3.4-62.el4_8.1 | < 0:1.6.1-36.el5_4.1 | < 0:1.6.1-25.el5_2.3 | < 0:1.6.1-31.el5_3.4
  • krb5-debuginfo< 0:1.2.7-71 | < 0:1.3.4-60.el4_7.3 | < 0:1.3.4-62.el4_8.1 | < 0:1.6.1-36.el5_4.1 | < 0:1.6.1-25.el5_2.3 | < 0:1.6.1-31.el5_3.4
  • krb5-devel< 0:1.2.7-71 | < 0:1.3.4-60.el4_7.3 | < 0:1.3.4-62.el4_8.1 | < 0:1.6.1-36.el5_4.1 | < 0:1.6.1-25.el5_2.3 | < 0:1.6.1-31.el5_3.4
  • krb5-libs< 0:1.2.7-71 | < 0:1.3.4-60.el4_7.3 | < 0:1.3.4-62.el4_8.1 | < 0:1.6.1-36.el5_4.1 | < 0:1.6.1-25.el5_2.3 | < 0:1.6.1-31.el5_3.4
  • krb5-server< 0:1.2.7-71 | < 0:1.3.4-60.el4_7.3 | < 0:1.3.4-62.el4_8.1 | < 0:1.6.1-36.el5_4.1 | < 0:1.6.1-25.el5_2.3 | < 0:1.6.1-31.el5_3.4
Mit2 products
  • kerberos5-1.6.3
  • kerberos_51.3 | 1.3.1 | 1.3.2 | 1.3.3 | 1.3.4 | 1.3.5 | 1.3.6 | 1.4 | 1.4.1 | 1.4.2 | 1.4.3 | 1.4.4 | 1.5 | 1.5.1 | 1.5.2 | 1.5.3 | 1.6 | 1.6.1 | 1.6.2 | 1.7
Debian1 product
  • krb5< 1.8+dfsg~alpha1-1 | < 1.4.4-7etch8 | < 1.6.dfsg.4~beta1-5lenny2

3 vendors · 9 products

References

38 links
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