CVE-2021-38370
MEDIUMCVSS 5.9/10EPSS 1.57%
Last modified
CVE-2021-38370 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. In Alpine before 2.25, untagged responses from an IMAP server are accepted before STARTTLS.. EPSS estimates a 1.57% chance of exploitation in the next 30 days.
Description
In Alpine before 2.25, untagged responses from an IMAP server are accepted before STARTTLS.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Alpine Project | Alpine | < 2.25 |
References
- https://alpine.x10host.comRelease Notes, Third Party Advisory
- https://bugs.gentoo.org/807613#c4Third Party Advisory
- https://nostarttls.secvuln.infoExploit, Third Party Advisory
- https://security.gentoo.org/glsa/202301-07Third Party Advisory
- https://alpine.x10host.comRelease Notes, Third Party Advisory
- https://bugs.gentoo.org/807613#c4Third Party Advisory
- https://nostarttls.secvuln.infoExploit, Third Party Advisory
- https://security.gentoo.org/glsa/202301-07Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-38370?
In Alpine before 2.25, untagged responses from an IMAP server are accepted before STARTTLS.
How severe is CVE-2021-38370?
CVE-2021-38370 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 1.57% probability of exploitation in the next 30 days.
How do I fix CVE-2021-38370?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2021-38370?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST