CVE-2019-18928
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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 2.39% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 83.5% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2019-11-15 03:45Z6 YR AGO
- Last updated
- 2024-08-05 02:02Z2 YR AGO
- Reserved
- 2019-11-12
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-287Improper AuthenticationClass
- Data version
- 5.1
- Document digest
- e1e135094a11e9f3cbd3618c7fad79a5b86f65c2685b9feedd8b036a30e8325d
05 Affected products
06 References
- www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/3.0/x/3.0.12.html
- www.cyrusimap.orghttps://www.cyrusimap.org/imap/download/release-notes/2.5/x/2.5.14.html
- lists.fedoraproject.orgFEDORA-2019-393e1cef4dhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PHV3TUU53WCKJ3BBRK2EHAF44MSZEFK6/
- lists.fedoraproject.orgFEDORA-2019-03be160f9chttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LAGKPZDXQ6KRUGQVRAO6N4PCINP6KS5F/
- lists.debian.org[debian-lts-announce] 20220619 [SECURITY] [DLA 3052-1] cyrus-imapd security updatehttps://lists.debian.org/debian-lts-announce/2022/06/msg00013.html
07 Fixed in
Debian 12
- cyrus-imapd Fixed in 3.0.12-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- cyrus-imapd Fixed in 3.0.12-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- cyrus-imapd Fixed in 3.0.12-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- cyrus-imapd Fixed in 3.0.12-1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- cyrus-imapd Fixed in 2.5.10-3ubuntu1.1+esm1Available with Ubuntu Pro: https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.