Vulnerabilities

Vulnerability · CVE-2002-1347

Multiple buffer overflows in Cyrus SASL library 2.1.9 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) long…

Published Dec 18, 2002 · catalog updated Jun 16, 2026 · Apple cyrus sasl

Check if you run it

No confirmed exploitation is on record for CVE-2002-1347. EPSS is 7.08%. Act only if a listed version of Apple cyrus sasl is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Critical9.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
7.08%
Remediation
Version ranges on file
Affected products
cpe apple/mac os x · cpe apple/mac os x server · cpe cyrusimap/cyrus sasl · stated cyrus sasl

Multiple buffer overflows in Cyrus SASL library 2.1.9 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) long inputs during user name canonicalization, (2) characters that need to be escaped during LDAP authentication using saslauthd, or (3) an off-by-one error in the log writer, which does not allocate space for the null character that terminates a string.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/mac os xversion unspecified
  • cpe apple/mac os x serverversion unspecified
  • cpe cyrusimap/cyrus saslversion unspecified
  • stated cyrus sasl<= 2.1.9

How to fix CVE-2002-1347

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2002-1347. EPSS is 7.08%. Act only if a listed version of Apple cyrus sasl is installed.

Which versions are affected?

Compare what you have installed with cyrus sasl <= 2.1.9. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-131. EPSS 7.08%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 18, 2002 · Apple Security Releases

    Detected

    Multiple buffer overflows in Cyrus SASL library 2.1.9 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) long inputs during user name canonicalization, (2) characters that need to be escaped during LDAP authentication using saslauthd, or (3) an off-by-one error in the log writer, which does not allocate space for the null character that term

  2. Jun 16, 2026 · Apple Security Releases

    Updated

    Multiple buffer overflows in Cyrus SASL library 2.1.9 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) long inputs during user name canonicalization, (2) characters that need to be escaped during LDAP authentication using saslauthd, or (3) an off-by-one error in the log writer, which does not allocate space for the null character that term

Sources

  • Apple Security ReleasesVendor advisoryCVE-2002-1347

    Multiple buffer overflows in Cyrus SASL library 2.1.9 and earlier allow remote attackers to cause a denial of service and possibly execute arbitrary code via (1) long inputs during user name canonicalization, (2) characters that need to be escaped during LDAP authentication using saslauthd, or (3) an off-by-one error in the log writer, which does not allocate space for the null character that term

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-2002-1347

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2002-1347

    30-day exploitation probability 7.1%

    first.org

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.