Is CVE-2002-1347 in the CISA KEV catalog?

No. CVE-2002-1347 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2002-1347?

CVE-2002-1347 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2002-1347?

CVE-2002-1347 has an EPSS score of 7.08% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2002-1347?

Upgrade cyrus-sasl2 on debian 11 to 2.1.10-1 or later.

CVE & CISA-KEV Catalog

CVE-2002-1347

CRITICALEPSS 93th pctl

9.8

CVSS v3

NVD

Description

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.

CWE-131

How to fix

Remediation Available

cyrus-sasl2Debian

Fixed in:2.1.10-1CVE-2002-1347

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

7.08%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Patch1

marc.info

Third-Party Advisory7

Mailing List1

lists.apple.com

Other references4

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.