CVE & CISA-KEV Catalog

CVE-2019-18928

CRITICALEPSS 82th pctl
9.8
CVSS v3
NVD

Description

Cyrus IMAP 2.5.x before 2.5.14 and 3.x before 3.0.12 allows privilege escalation because an HTTP request may be interpreted in the authentication context of an unrelated previous request that arrived over the same connection.

How to fix

Remediation Available
cyrus-imapdDebian
Fixed in:3.0.12-1CVE-2019-18928
Fixed in:3.0.12-1CVE-2019-18928
Fixed in:3.0.12-1CVE-2019-18928
Fixed in:3.0.12-1CVE-2019-18928
cyrus-adminUbuntu
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-caldavUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-clientsUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-commonUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-devUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-imapdUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-murderUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-nntpdUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-pop3dUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
cyrus-replicationUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1
libcyrus-imap-perlUbuntu
Fixed in:2.5.10-3ubuntu1.1+esm1USN-7224-1
Fixed in:3.0.13-5ubuntu0.1~esm1USN-7224-1
Fixed in:3.4.3-3ubuntu0.1+esm1USN-7224-1
Fixed in:3.8.2-1ubuntu0.1~esm1USN-7224-1

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

2.39%probability of exploitation in 30 days
82ndpercentile

Elevated risk: more likely to be exploited than 82% of all known CVEs.

References

Third-Party Advisory1
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CVE-2019-18928 severity badge

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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 2024-11-21.