CVE-2024-34055: cyrusimap cyrus_imap
CVSS: 6.5v3.1MediumModified
AliasesRHSA-2024:9195UBUNTU-CVE-2024-34055DEBIAN-CVE-2024-34055DSA-5708-1
Published 05-06-2024Last modified 06-12-2024
Vulnerability summary
CVE-2024-34055 is a medium (CVSS 6.5) vulnerability in cyrusimap cyrus_imap. EPSS estimates a 0.84% chance of exploitation in the next 30 days, higher than 57% of scored vulnerabilities.
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)EPSS score
0.84%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 2 · Related 2Timeline
- 05-06-2024PublishedVulnerability first disclosed.
- 06-12-2024Last modifiedVulnerability information updated.
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 metrics
5 scores · 5 sources · 1 versionMedium 6.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HSourcesAll 5 agree
- OSV · Red hatEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · UbuntuEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- NVDNIST6.5MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.84%
Chance of exploitation in the next 30 days
Percentile
57%
Versus all other CVEs
30-day change
0.00 pp
From 0.84% on 20-09-2026
20-09-202620-10-2026
EPSS score0.84%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Redhat10 products
- cyrus-imapd< 0:3.4.8-1.el9
- cyrus-imapd-debuginfo< 0:3.4.8-1.el9
- cyrus-imapd-debugsource< 0:3.4.8-1.el9
- cyrus-imapd-libs< 0:3.4.8-1.el9
- cyrus-imapd-libs-debuginfo< 0:3.4.8-1.el9
Ubuntu2 products
- cyrus-imapdAll versions (No fix recorded) | < 3.4.3-3ubuntu0.1+esm1 | < 3.8.2-1ubuntu0.1~esm1
- cyrus-imapd-2.4All versions (No fix recorded)
Cyrusimap1 product
- cyrus_imap< 3.8.3 | 3.10.0:alpha0 | 3.10.0:beta1 | 3.10.0:beta2
Debian1 product
- cyrus-imapd< 3.8.3-1 | < 3.6.1-4+deb12u2
4 vendors · 14 products
References
17 links- github.com/cyrusimap/cyrus-imapd/commit/ef9e4e8314d6a06f2269af0ccf606894cc3fe489ARTICLEPatchRelease Notes
- lists.fedoraproject.org/archives/…Vendor Advisory
- lists.fedoraproject.org/archives/…Vendor Advisory
