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CVE-2010-0427

17
FAUCET Score

CVE-2010-0427 describes a privilege escalation vulnerability in sudo versions 1.6.x before 1.6.9p21, specifically when the runas_default option is enabled. This flaw prevents proper group membership assignment, allowing local users to gain elevated privileges through sudo commands. With a CVSS score of 4.4 (AV:L/AC:M/Au:N/C:P/I:P/A:P), it indicates a medium complexity attack requiring local access, potentially leading to partial confidentiality, integrity, and availability impacts. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this decade-old vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
1.6CPE matchmatch criteria
cpe:2.3:a:todd_miller:sudo:1.6:*:*:*:*:*:*:*
1.6.1CPE matchmatch criteria
cpe:2.3:a:todd_miller:sudo:1.6.1:*:*:*:*:*:*:*
1.6.2CPE matchmatch criteria
cpe:2.3:a:todd_miller:sudo:1.6.2:*:*:*:*:*:*:*
1.6.3CPE matchmatch criteria
cpe:2.3:a:todd_miller:sudo:1.6.3:*:*:*:*:*:*:*
1.6.3_p1CPE matchmatch criteria
cpe:2.3:a:todd_miller:sudo:1.6.3_p1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.4MEDIUM

AV:L/AC:M/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.46%
Probability of exploitation in next 30 days
EPSS Percentile
37.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0046 is in the 72nd percentile among its peer group of 1,595 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: sudo-0:1.6.9p17-6.el5_4
View patch

Vendor Advisories (1)

redhatCVE-2010-0427Important

sudo: Fails to reset group permissions if runas_default set

Apr 27, 2009

References

ftp.sudo.ws / pub/sudo/sudo-1.6.9p21.patch.gz
Patch
lists.opensuse.org / opensuse-security-announce/2010-03/msg00004.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/38762
secunia.com / advisories/38795
secunia.com / advisories/38803
secunia.com / advisories/38915
securitytracker.com / id
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10946
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7216
sudo.ws / repos/sudo/rev/aa0b6c01c462
wiki.rpath.com / Advisories:rPSA-2010-0075
debian.org / security/2010/dsa-2006
gentoo.org / security/en/glsa/glsa-201003-01.xml
gratisoft.us / bugzilla/attachment.cgi
Exploit
gratisoft.us / bugzilla/show_bug.cgi
openwall.com / lists/oss-security/2010/02/23/4
openwall.com / lists/oss-security/2010/02/24/5
securityfocus.com / archive/1/514489/100/0/threaded
sudo.ws / cgi-bin/cvsweb/sudo/set_perms.c.diff
ubuntu.com / usn/USN-905-1