Vulnerability in GNU Glibc
CVE-2009-4881
Integer overflow in the __vstrfmon_l function in stdlib/strfmon_l.c in the strfmon implementation in the GNU C Library (aka glibc or libc6) before 2.10.1 allows context-dependent attackers to cause a denial of service (application crash) via a crafted format string, as demonstrated by the %99999999999999999999n string, a related issue to CVE-2008-1391.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.020 (80.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- GNU Glibc — versions 1.06, 1.00, 1.09
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.mandriva.com/security/advisories (vendor-advisory)
- security.gentoo.org/glsa/glsa-201011-01.xml (vendor-advisory)
- sources.redhat.com/bugzilla/show_bug.cgi
- exchange.xforce.ibmcloud.com/vulnerabilities/59241 (vdb-entry)
- sourceware.org/git/
- www.debian.org/security/2010/dsa-2058 (vendor-advisory)
Frequently asked questions
- What is CVE-2009-4881?
- CVE-2009-4881 is a vulnerability in GNU Glibc, classified under CWE-189. Published 2010-06-01.
- Is CVE-2009-4881 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.