Vulnerability Monitor

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CVE-2011-2168

Multiple integer overflows in the glob implementation in libc in OpenBSD before 4.9 might allow context-dependent attackers to have an unspecified impact via a crafted string, related to the GLOB_APPEND and GLOB_DOOFFS flags, a different issue than CVE-2011-0418.

Security Impact Summary

CVE-2011-2168 is a security vulnerability that . Impacting 1 product from openbsd organizations running these solutions should prioritize assessment and patching.

Historical Context

Documented in 2011, this vulnerability occurred amid the cloud computing expansion era, where traditional network perimeter security models were being reevaluated. Organizations were transitioning from isolated infrastructure to interconnected systems, creating new attack surfaces that vulnerabilities like this could exploit.

Published

2011-05-24T23:55:04.510

Last Modified

2026-04-29T01:13:23.040

Status

Modified

Source

[email protected]

Severity

CVSSv2: 5.0 (MEDIUM)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-189

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	openbsd	openbsd	≤ 4.8	Yes
Operating System	openbsd	openbsd	2.0	Yes
Operating System	openbsd	openbsd	2.1	Yes
Operating System	openbsd	openbsd	2.2	Yes
Operating System	openbsd	openbsd	2.3	Yes
Operating System	openbsd	openbsd	2.4	Yes
Operating System	openbsd	openbsd	2.5	Yes
Operating System	openbsd	openbsd	2.6	Yes
Operating System	openbsd	openbsd	2.7	Yes
Operating System	openbsd	openbsd	2.8	Yes
Operating System	openbsd	openbsd	2.9	Yes
Operating System	openbsd	openbsd	3.0	Yes
Operating System	openbsd	openbsd	3.1	Yes
Operating System	openbsd	openbsd	3.2	Yes
Operating System	openbsd	openbsd	3.3	Yes
Operating System	openbsd	openbsd	3.4	Yes
Operating System	openbsd	openbsd	3.5	Yes
Operating System	openbsd	openbsd	3.6	Yes
Operating System	openbsd	openbsd	3.7	Yes
Operating System	openbsd	openbsd	3.8	Yes
Operating System	openbsd	openbsd	3.9	Yes
Operating System	openbsd	openbsd	4.0	Yes
Operating System	openbsd	openbsd	4.1	Yes
Operating System	openbsd	openbsd	4.2	Yes
Operating System	openbsd	openbsd	4.3	Yes
Operating System	openbsd	openbsd	4.4	Yes
Operating System	openbsd	openbsd	4.5	Yes
Operating System	openbsd	openbsd	4.6	Yes
Operating System	openbsd	openbsd	4.7	Yes

References

http://securityreason.com/achievement_securityalert/97 ([email protected])
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c#rev1.35 Patch ([email protected])
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c.diff?r1=1.34%3Br2=1.35%3Bf=h ([email protected])
http://www.securityfocus.com/bid/48004 ([email protected])
http://securityreason.com/achievement_securityalert/97 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c#rev1.35 Patch (af854a3a-2127-422b-91ae-364da2661108)
http://www.openbsd.org/cgi-bin/cvsweb/src/lib/libc/gen/glob.c.diff?r1=1.34%3Br2=1.35%3Bf=h (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/48004 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For openbsd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.