Medium severity · published Jun 5, 2024
CVE-2024-34055
Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command
6.5
CVSS
0.8%
EPSS
No
On KEV
Description
Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 58% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CI
Cyrus Imap · Cyrusimap
before 3.8.3; 3.10.0; 3.10.0; 3.10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-34055
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-34055
Patch
https://github.com/cyrusimap/cyrus-imapd/commit/ef9e4e8314d6a06f2269af0ccf606894cc3fe489
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CJZQAE3XC2GBCE5KSTWJ5A6QYANFWGFB/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WVZHUZDU4MGTTZJRNACTMSKXLNMMRLJ6/
Release Notes
https://www.cyrusimap.org/dev/imap/download/release-notes/3.10/x/3.10.0-rc1.html
Release Notes
https://www.cyrusimap.org/imap/download/release-notes/3.8/x/3.8.3.html
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