VDB
RHSA-2021%3A0224
RHSA-2021%3A0224
PUBLISHED
CVSS 7.800000190734863 HIGH
Record from OSV · Published September 13, 2024
Red Hat Security Advisory: sudo security update
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| sudo | Red Hat:rhel_tus:7.4::server | 1.8.19, 0:1.8.19p2-12.el7_4.2 |
Risk scores
CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products
| Vendor | Product | Versions |
|---|---|---|
| Red Hat:rhel_tus:7.4::server | sudo | 0, 0 |
| Red Hat:rhel_tus:7.4::server | sudo-debuginfo | 0, 0 |
| Red Hat:rhel_e4s:7.4::server | sudo | 0, 0 |
| Red Hat:rhel_tus:7.4::server | sudo-devel | 0, 0 |
| Red Hat:rhel_aus:7.4::server | sudo | 0, 0 |
| Red Hat:rhel_e4s:7.4::server | sudo-devel | 0, 0 |
| Red Hat:rhel_aus:7.4::server | sudo-devel | 0, 0 |
| Red Hat:rhel_e4s:7.4::server | sudo-debuginfo | 0, 0 |
| Red Hat:rhel_aus:7.4::server | sudo-debuginfo | 0, 0 |
Timeline
- Jan 26, 2021 CVE Published
- Feb 13, 2025 PoC Published
- Nov 21, 2025 CVE Updated
- May 1, 2026 Distribution Patch (2 in total, the first dated here)
- May 1, 2026 Security Advisory (2 in total, the first dated here)
Query this with the API
The same record, from the CLI:
vulnetix vdb vuln RHSA-2021%3A0224
vulnetix vdb fixes RHSA-2021%3A0224
Or with curl, using the org id and key from your account page:
curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
"https://api.vdb.vulnetix.com/v2/vuln/RHSA-2021%253A0224/fixes/registry"
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References
- https://bugzilla.redhat.com/show_bug.cgi?id=1917684 report
- https://www.cve.org/CVERecord?id=CVE-2021-3156 advisory
- https://nvd.nist.gov/vuln/detail/CVE-2021-3156 advisory
- https://www.qualys.com/2021/01/26/cve-2021-3156/baron-samedit-heap-based-overflow-sudo.txt article
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog article
- https://access.redhat.com/errata/RHSA-2021:0224 advisory
- https://access.redhat.com/security/updates/classification/#important article
- https://access.redhat.com/security/vulnerabilities/RHSB-2021-002 article
- https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_0224.json advisory
- https://access.redhat.com/security/cve/CVE-2021-3156 report
- https://www.sudo.ws/alerts/unescape_overflow.html article