CVE-2021-37848
HIGHCVSS 7.5/10EPSS 1.54%
Last modified
CVE-2021-37848 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.. EPSS estimates a 1.54% chance of exploitation in the next 30 days.
Description
common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Pengutronix | Barebox | <= 2021.07.0 |
References
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651ebExploit, Third Party Advisory
- https://github.com/saschahauer/barebox/commit/a3337563c705bc8e0cf32f910b3e9e3c43d962ffPatch, Third Party Advisory
- https://gist.github.com/gquere/816dfadbad98745090034100a8a651ebExploit, Third Party Advisory
- https://github.com/saschahauer/barebox/commit/a3337563c705bc8e0cf32f910b3e9e3c43d962ffPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-37848?
common/password.c in Pengutronix barebox through 2021.07.0 leaks timing information because strncmp is used during hash comparison.
How severe is CVE-2021-37848?
CVE-2021-37848 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.54% probability of exploitation in the next 30 days.
How do I fix CVE-2021-37848?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
- CVE-2021-37840aaPanel through 6.8.12 allows Cross-Site WebSocket Hijacking…8.8
- CVE-2021-37841Docker Desktop before 3.6.0 suffers from incorrect access co…7.8
- CVE-2021-37842metakv in Couchbase Server 7.0.0 uses Cleartext for Storage …7.5
- CVE-2021-37843The resolution SAML SSO apps for Atlassian products allow a …9.8
- CVE-2021-37845An issue was discovered in Citadel through webcit-932. A med…3.7
- CVE-2021-37847crypto/digest.c in Pengutronix barebox through 2021.07.0 lea…7.5
- CVE-2021-3785yourls is vulnerable to Improper Neutralization of Input Dur…5.4
- CVE-2021-37850ESET was made aware of a vulnerability in its consumer and b…5.5
- CVE-2021-37851Local privilege escalation in Windows products of ESET allow…7.8
- CVE-2021-37852ESET products for Windows allows untrusted process to impers…7.8
- CVE-2021-37853Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2021-37854Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
Are you affected by CVE-2021-37848?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST