CVE-2021-3968
HIGHCVSS 8/10EPSS 2.08%
Last modified
CVE-2021-3968 is a high-severity vulnerability rated 8/10 on the CVSS scale. vim is vulnerable to Heap-based Buffer Overflow. EPSS estimates a 2.08% chance of exploitation in the next 30 days.
Description
vim is vulnerable to Heap-based Buffer Overflow
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vim | Vim | >= 8.2.3430, < 8.2.3610 |
| Fedoraproject | Fedora | 34 |
| Fedoraproject | Fedora | 35 |
References
- http://www.openwall.com/lists/oss-security/2022/01/15/1Mailing List, Third Party Advisory
- https://github.com/vim/vim/commit/a062006b9de0b2947ab5fb376c6e67ef92a8cd69Patch, Third Party Advisory
- https://huntr.dev/bounties/00d62924-a7b4-4a61-ba29-acab2eaa1528Exploit, Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-32Third Party Advisory
- http://www.openwall.com/lists/oss-security/2022/01/15/1Mailing List, Third Party Advisory
- https://github.com/vim/vim/commit/a062006b9de0b2947ab5fb376c6e67ef92a8cd69Patch, Third Party Advisory
- https://huntr.dev/bounties/00d62924-a7b4-4a61-ba29-acab2eaa1528Exploit, Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/202208-32Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-3968?
vim is vulnerable to Heap-based Buffer Overflow
How severe is CVE-2021-3968?
CVE-2021-3968 has a CVSS score of 8/10 (HIGH severity). The EPSS model estimates a 2.08% probability of exploitation in the next 30 days.
How do I fix CVE-2021-3968?
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-2021-3968?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST