Bundesamt für Sicherheit in der Informationstechnik Amazon · Red Hat Enterprise Linux (ruby: net-imap): Mehrere Schwachstellen
Affects Bundesamt für Sicherheit in der Informationstechnik AmazonSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 2.3 Low · fixed in 0.6.4 : update Bundesamt für Sicherheit in der Informationstechnik Amazon when convenient.
Data as of 9 Nov 2026, 14:48 UTC
- Patch
- Available – fixed in 0.6.4, 0.5.14, 0.4.24
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 9 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 9 Nov 2026.
What to do
Upgrade net-imap to 0.6.4, 0.5.14 or 0.4.24; net-imap to 0.4.24.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| rubynet-imap | Affected
| Fixed in
|
| rubynet-imap | Affected
| Fixed in
|
| rubynet-imap | Affected
| Fixed in
|
RubyGemsnet-imappkg:gem/net-imapOther threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released an official security update for the ruby:4.0 module in Red Hat Enterprise Linux 9 that addresses these vulnerabilities. Users should apply the update as described in the Red Hat advisory RHSA-2026:33577 and the referenced article https://access.redhat.com/articles/11258 to remediate these issues.
Description
Multiple security vulnerabilities have been identified in the ruby:net-imap module used in Red Hat Enterprise Linux 9. These include a denial of service via crafted IMAP responses, IMAP command injection via symbol arguments, and information disclosure through a man-in-the-middle attack bypassing TLS. Red Hat has released an important security update for the ruby:4.0 module addressing these issues.
References
- wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-2163.json (opens in a new tab)
- wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2163 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:33577 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:34076 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-33576.html (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-33515.html (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-33514.html (opens in a new tab)
- errata.build.resf.org/RLSA-2026:33565 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:35834 (opens in a new tab)
- errata.build.resf.org/RLSA-2026:33540 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:35866 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:35867 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:35895 (opens in a new tab)
- alas.aws.amazon.com/AL2/ALAS2-2026-3794.html (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:37238 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:37397 (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:38694 (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-37397.html (opens in a new tab)
- lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/H5GSEWRBRK6T2WY5GOLRFYLYEV6CKJXW/ (opens in a new tab)
- linux.oracle.com/errata/ELSA-2026-72484.html (opens in a new tab)