CVE-2024-23771
CRITICALCVSS 9.8/10EPSS 1.05%
Last modified
CVE-2024-23771 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel.. EPSS estimates a 1.05% chance of exploitation in the next 30 days.
Description
darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Unix4lyfe | Darkhttpd | < 1.15 |
References
- http://www.openwall.com/lists/oss-security/2024/01/25/1Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2024/01/25/1Mailing List, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2024-23771?
darkhttpd before 1.15 uses strcmp (which is not constant time) to verify authentication, which makes it easier for remote attackers to bypass authentication via a timing side channel.
How severe is CVE-2024-23771?
CVE-2024-23771 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.05% probability of exploitation in the next 30 days.
How do I fix CVE-2024-23771?
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-2024-23771?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST