CVE-2011-1145 [High] | Memory Corruption in Unixodbc

CVE-2011-1145 is rated Moderate Risk (43.9/100): CVSS High severity, with low exploitation likelihood (EPSS 0.45%). Review affected assets and schedule remediation.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.22%	0.45%	+0.23%
2	2025-03-30	0.49%	0.22%	-0.27%
3	2025-03-29	—	0.49%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.22%

0.45%

+0.23%

2025-03-30

0.49%

0.22%

-0.27%

2025-03-29

—

0.49%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.8	3.1	HIGH	`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` Click to expand Attack vector (AV:L) They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:L) A normal user session is enough; they don’t have to be admin. User interaction (UI:N) Nobody has to click “OK” or open a trap file; it can work without a victim helping. Scope (S:U) Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:H) Could take the service down hard or make it unusable for people who depend on it.	1.8	5.9	[email protected]
4.6	2.0	MEDIUM	`AV:L/AC:L/Au:N/C:P/I:P/A:P` Click to expand Access vector (AV:L) Requires local access to the target system. Access complexity (AC:L) Exploitation conditions are straightforward and predictable. Authentication (AU:N) No authentication is required. Confidentiality impact (C:P) Partial confidentiality impact. Integrity impact (I:P) Partial integrity impact. Availability impact (A:P) Partial availability impact.	3.9	6.4	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.8

3.1

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand

Attack vector (AV:L): They already need access on the box, or another person has to do something wrong; it’s not a remote drive-by.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:L): A normal user session is enough; they don’t have to be admin.
User interaction (UI:N): Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U): Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H): Could take the service down hard or make it unusable for people who depend on it.

1.8

5.9

[email protected]

4.6

2.0

MEDIUM

AV:L/AC:L/Au:N/C:P/I:P/A:P Click to expand

Access vector (AV:L): Requires local access to the target system.
Access complexity (AC:L): Exploitation conditions are straightforward and predictable.
Authentication (AU:N): No authentication is required.
Confidentiality impact (C:P): Partial confidentiality impact.
Integrity impact (I:P): Partial integrity impact.
Availability impact (A:P): Partial availability impact.

3.9

6.4

[email protected]

OS Trackers for CVE-2011-1145

vendor	priority	summary	link
`debian`	low	CVE-2011-1145 low priority: Debian including 1 source packages (unixodbc), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5.	https://security-tracker.debian.org/tracker/CVE-2011-1145
`redhat`	low	—	https://access.redhat.com/security/cve/CVE-2011-1145
`suse`	high	CVE-2011-1145 severity important: SUSE including 30 source package names (libodbc2, libodbc2-2.3.12-160000.2.2, …), 239 product×package rows across 72 product lines (SUSE CaaS Platform 4.0, SUSE CaaS Platform 4.5, … (72 product lines)): Known Not Affected 190, Fixed 49.	https://www.suse.com/security/cve/CVE-2011-1145/
`ubuntu`	low	CVE-2011-1145 low priority: Ubuntu including 1 source packages (unixodbc), 13 status rows across 13 suites (hardy, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid): not-affected 7, ignored 5, released 1.	https://ubuntu.com/security/CVE-2011-1145

Affected software / configurations for CVE-2011-1145

Vendor	Product	Version	Raw CPE
unixodbc	unixodbc	<= 2.2.14	cpe:2.3:a:unixodbc:unixodbc::::::::
debian	debian_linux	8.0	cpe:2.3:o:debian:debian_linux:8.0:::::::*
debian	debian_linux	9.0	cpe:2.3:o:debian:debian_linux:9.0:::::::*
debian	debian_linux	10.0	cpe:2.3:o:debian:debian_linux:10.0:::::::*
opensuse	opensuse	11.3	cpe:2.3:o:opensuse:opensuse:11.3:::::::*
opensuse	opensuse	11.4	cpe:2.3:o:opensuse:opensuse:11.4:::::::*
redhat	enterprise_linux	4.0	cpe:2.3:o:redhat:enterprise_linux:4.0:::::::*
redhat	enterprise_linux	5.0	cpe:2.3:o:redhat:enterprise_linux:5.0:::::::*
redhat	enterprise_linux	6.0	cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*

References for CVE-2011-1145

URL	Tags
https://access.redhat.com/security/cve/cve-2011-1145	Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-1145	Issue Tracking Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2011-1145	Issue Tracking Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2011-1145	Third Party Advisory

URL

CVE-2011-1145

Exploit prediction scoring system (EPSS) score for CVE-2011-1145

Common vulnerability scoring system (CVSS) metrics for CVE-2011-1145

Weakness enumeration for CVE-2011-1145

OS Trackers for CVE-2011-1145

Affected software / configurations for CVE-2011-1145

References for CVE-2011-1145