Vulnerability Details : CVE-2016-6252
Integer overflow in shadow 4.2.1 allows local users to gain privileges via crafted input to newuidmap.
Vulnerability category: Overflow
Products affected by CVE-2016-6252
- cpe:2.3:a:shadow_project:shadow:4.2.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-6252
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2016-6252
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.6
|
MEDIUM | AV:L/AC:L/Au:N/C:P/I:P/A:P |
3.9
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2016-6252
-
The product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.Assigned by: nvd@nist.gov (Primary)
References for CVE-2016-6252
-
https://github.com/shadow-maint/shadow/issues/27
Incorrect integer handling CVE-2016-6252 · Issue #27 · shadow-maint/shadow · GitHubIssue Tracking;Patch;Third Party Advisory
-
http://www.openwall.com/lists/oss-security/2016/07/20/2
oss-security - Re: subuid security patches for shadow packageMailing List;Third Party Advisory
-
http://www.debian.org/security/2017/dsa-3793
Debian -- Security Information -- DSA-3793-1 shadow
-
http://www.openwall.com/lists/oss-security/2016/07/25/7
oss-security - Re: Re: [Pkg-shadow-devel] subuid security patches for shadow packageMailing List;Patch;Third Party Advisory
-
https://bugzilla.suse.com/show_bug.cgi?id=979282
Bug 979282 – AUDIT-0: shadow subuids/subgidsIssue Tracking;Patch
-
http://www.openwall.com/lists/oss-security/2016/07/19/6
oss-security - subuid security patches for shadow packageMailing List;Third Party Advisory
-
http://www.securityfocus.com/bid/92055
Shadow Multiple Local Security VulnerabilitiesThird Party Advisory;VDB Entry
-
http://www.openwall.com/lists/oss-security/2016/07/19/7
oss-security - Re: subuid security patches for shadow packageMailing List;Third Party Advisory
-
https://security.gentoo.org/glsa/201706-02
Shadow: Multiple vulnerabilities (GLSA 201706-02) — Gentoo security
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