MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x through 1.8.3 does not properly determine the…
Priority LOW 22CWE-310Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- —
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.
Summary
MIT Kerberos 5 (aka krb5) 1.7.x and 1.8.x through 1.8.3 does not properly determine the acceptability of checksums, which might allow remote attackers to forge GSS tokens, gain privileges, or have unspecified other impact via (1) an unkeyed checksum, (2) an unkeyed PAC checksum, or (3) a KrbFastArmoredReq checksum based on an RC4 key.
Why it matters now
EPSS 0.02253 83rd percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:* | 1.7 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:* | 1.7.1 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.8:*:*:*:*:*:*:* | 1.8 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:* | 1.8.1 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:* | 1.8.2 | Vulnerable | moos-ivp |
| cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:* | 1.8.3 | Vulnerable | moos-ivp |
- cpe:2.3:a:mit:kerberos_5:1.7:*:*:*:*:*:*:* Versions 1.7 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.7.1:*:*:*:*:*:*:* Versions 1.7.1 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.8:*:*:*:*:*:*:* Versions 1.8 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.8.1:*:*:*:*:*:*:* Versions 1.8.1 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.8.2:*:*:*:*:*:*:* Versions 1.8.2 Vulnerable ·moos-ivp
- cpe:2.3:a:mit:kerberos_5:1.8.3:*:*:*:*:*:*:* Versions 1.8.3 Vulnerable ·moos-ivp
Remediation
Red Hat 1 advisory
- RHSA-2010:0925 Released 2010-11-30 · Red Hat rating Importantkrb5 security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) krb5-1.8.2-3.el6_0.3, krb5-libs-1.8.2-3.el6_0.3, krb5-pkinit-openssl-1.8.2-3.el6_0.3 +1
- Red Hat Enterprise Linux Desktop Optional (v. 6) krb5-1.8.2-3.el6_0.3, krb5-devel-1.8.2-3.el6_0.3, krb5-server-1.8.2-3.el6_0.3 +1
- Red Hat Enterprise Linux HPC Node (v. 6) krb5-1.8.2-3.el6_0.3, krb5-libs-1.8.2-3.el6_0.3
- Red Hat Enterprise Linux HPC Node Optional (v. 6) krb5-1.8.2-3.el6_0.3, krb5-devel-1.8.2-3.el6_0.3, krb5-pkinit-openssl-1.8.2-3.el6_0.3 +3
- Red Hat Enterprise Linux Server (v. 6) krb5-1.8.2-3.el6_0.3, krb5-devel-1.8.2-3.el6_0.3, krb5-devel-1.8.2-3.el6_0.3.ppc +7
- Red Hat Enterprise Linux Workstation (v. 6) krb5-1.8.2-3.el6_0.3, krb5-devel-1.8.2-3.el6_0.3, krb5-libs-1.8.2-3.el6_0.3 +4
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2010:0925 |
| Red Hat Enterprise Linux Desktop Optional (v. 6) | Fixed | RHSA-2010:0925 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2010:0925 |
| Red Hat Enterprise Linux HPC Node Optional (v. 6) | Fixed | RHSA-2010:0925 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2010:0925 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2010:0925 |
Not affected: 1 product
- Red Hat Enterprise Linux 5
Timeline
- 2026-10-02 Threatist record created from CVE-2010-1324
- 2026-10-03 Alias added: GHSA-gg3r-9x7c-vmfm
References
Advisory 10
Other 10
- ADV-2010-3094
- http://kb.vmware.com/kb/1035108
- ADV-2010-3118
- oval:org.mitre.oval:def:11936
- ADV-2011-0187
- http://www.vmware.com/security/advisories/VMSA-2011-0007.html
- 69609
- ADV-2010-3095
- [security-announce] 20110428 VMSA-2011-0007 VMware ESXi and ESX Denial of Service and third party updates for Likewise components and ESX Service Console
- http://support.apple.com/kb/HT4581
More moos-ivp Kerberos 5 vulnerabilities
- TI-2024-17421 Kerberos 5 (aka krb5) 1.21.2 contains a memory leak vulnerability in /krb5/src/lib/gssapi/krb5/k5sealv3.c. CVSS 3.1HIGH 7.5
- TI-2001-00539 Buffer overflow in BSD-based telnetd telnet daemon on various operating systems allows… CVSS 2.0HIGH 10.0
- TI-2026-29130 NULL pointer dereference in moos-ivp Kerberos 5 CVSS 3.1HIGH 7.5
- TI-2007-00929 The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to bypass… CVSS 2.0HIGH 10.0
- TI-2011-00268 The process_chpw_request function in schpw.c in the password-changing functionality in… CVSS 2.0HIGH 10.0
- TI-2001-00245 Buffer overflows in BSD-based FTP servers allows remote attackers to execute arbitrary… CVSS 2.0HIGH 10.0
Sources
- CVE-2010-1324 · CVE Program
- CVE-2010-1324 · NVD
- FIRST EPSS
- GHSA-gg3r-9x7c-vmfm · GitHub Advisory Database · CC BY 4.0
- CVE-2010-1324 · Red Hat security data · CC BY 4.0
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