CVE-2009-2191 : Format string vulnerability in Login Window in Apple Mac OS X 10.4.11 and 10.5 b

Format string vulnerability in Login Window in Apple Mac OS X 10.4.11 and 10.5 before 10.5.8 allows attackers to execute arbitrary code or cause a denial of service (application crash) via format string specifiers in an application name.

Published 2009-08-06 16:30:00

Updated 2025-04-09 00:30:58

Source MITRE

View at NVD, CVE.org

Vulnerability category: Execute codeDenial of service

Products affected by CVE-2009-2191

Apple » Mac Os X » Version: 10.5
cpe:2.3:o:apple:mac_os_x:10.5:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.4.11
cpe:2.3:o:apple:mac_os_x:10.4.11:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.5.7
cpe:2.3:o:apple:mac_os_x:10.5.7:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X Server » Version: 10.4.11
cpe:2.3:o:apple:mac_os_x_server:10.4.11:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X Server » Version: 10.5.6
cpe:2.3:o:apple:mac_os_x_server:10.5.6:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X Server » Version: 10.5.5
cpe:2.3:o:apple:mac_os_x_server:10.5.5:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X Server » Version: 10.5.7
cpe:2.3:o:apple:mac_os_x_server:10.5.7:*:*:*:*:*:*:*
Matching versions
Apple » Mac Os X » Version: 10.5.6
cpe:2.3:a:apple:mac_os_x:10.5.6:*:*:*:*:*:*:*
Matching versions

Threat overview for CVE-2009-2191

Top countries where our scanners detected CVE-2009-2191

Top open port discovered on systems with this issue 548

IPs affected by CVE-2009-2191 31

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2009-2191!

^*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2009-2191

EPSS FAQ

0.85%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 73 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2009-2191

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial

CWE ids for CVE-2009-2191

CWE-134 Use of Externally-Controlled Format String

The product uses a function that accepts a format string as an argument, but the format string originates from an external source.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2009-2191

http://support.apple.com/kb/HT3757

About the security content of Security Update 2009-003 / Mac OS X v10.5.8 - Apple Support
Patch;Vendor Advisory

CVEs referencing this url
http://osvdb.org/56840
http://lists.apple.com/archives/security-announce/2009/Aug/msg00001.html

Patch;Vendor Advisory

CVEs referencing this url
https://exchange.xforce.ibmcloud.com/vulnerabilities/52428
http://www.vupen.com/english/advisories/2009/2172

Webmail: access your OVH emails on ovhcloud.com | OVHcloud
Patch;Vendor Advisory

CVEs referencing this url
http://secunia.com/advisories/36096

About Secunia Research | Flexera
Vendor Advisory

CVEs referencing this url
http://www.us-cert.gov/cas/techalerts/TA09-218A.html

Apple Updates for Multiple Vulnerabilities | CISA
US Government Resource

CVEs referencing this url
http://www.securityfocus.com/bid/35954

Patch

CVEs referencing this url