High severity7.1NVD Advisory· Published Nov 2, 2022· Updated Jun 17, 2026
CVE-2022-43995
CVE-2022-43995
Description
Sudo 1.8.0 through 1.9.12, with the crypt() password backend, contains a plugins/sudoers/auth/passwd.c array-out-of-bounds error that can result in a heap-based buffer over-read. This can be triggered by arbitrary local users with access to Sudo by entering a password of seven characters or fewer. The impact could vary depending on the system libraries, compiler, and processor architecture.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
41- Sudo/Sudodescription
- osv-coords37 versionspkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/sudo&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/sudo&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/opensuse/sudo&distro=openSUSE%20Leap%20Micro%205.2pkg:rpm/opensuse/sudo&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/sudo&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/sudo&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/opensuse/sudo&distro=openSUSE%20Leap%2015.4pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/sudo&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/sudo&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/opensuse/sudo&distro=openSUSE%20Tumbleweed
< 1.8.27-150000.4.30.1+ 36 more
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.20p2-3.33.1
- (no CPE)range: < 1.9.9-150400.4.6.1
- (no CPE)range: < 1.9.5p2-150300.3.13.1
- (no CPE)range: < 1.9.5p2-150300.3.13.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.20p2-3.33.1
- (no CPE)range: < 1.8.20p2-3.33.1
- (no CPE)range: < 1.8.27-4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.20p2-3.33.1
- (no CPE)range: < 1.8.20p2-3.33.1
- (no CPE)range: < 1.9.9-150400.4.6.1
- (no CPE)range: < 1.9.5p2-150300.3.13.1
- (no CPE)range: < 1.9.5p2-150300.3.13.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-4.30.1
- (no CPE)range: < 1.9.9-150400.4.6.1
- (no CPE)range: < 1.9.5p2-150300.3.13.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.27-150000.4.30.1
- (no CPE)range: < 1.8.10p3-10.38.1
- (no CPE)range: < 1.9.12-3.1
1.8.0 - 1.9.12+ 2 more
- (no CPE)range: 1.8.0 - 1.9.12
- cpe:2.3:a:sudo_project:sudo:*:*:*:*:*:*:*:*range: >=1.8.0,<1.9.12
- cpe:2.3:a:sudo_project:sudo:1.9.12:-:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
5- github.com/sudo-project/sudo/commit/bd209b9f16fcd1270c13db27ae3329c677d48050nvdPatchThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
- news.ycombinator.com/itemnvdThird Party Advisory
- security.gentoo.org/glsa/202211-08nvdThird Party Advisory
- www.sudo.ws/security/advisories/nvdVendor Advisory
News mentions
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