THREATPORT/VULNERABILITY/CVE-2011-1071
MEDIUM SEVERITY

CVE-2011-1071

Eglibc vulnerability

CVSS
5.1
EPSS
14.3%
EPSS pct
96th
Exploited
No known
The GNU C Library (aka glibc or libc6) before 2.12.2 and Embedded GLIBC (EGLIBC) allow context-dependent attackers to execute arbitrary code or cause a denial of service (memory consumption) via a long UTF8 string that is used in an fnmatch call, aka a "stack extension attack," a related issue to CVE-2010-2898, CVE-2010-1917, and CVE-2007-4782, as originally reported for use of this library by Google Chrome.
Affected vendor
Gnu
Affected product
Eglibc
CVSS vector
AV:N/AC:H/Au:N/C:P/I:P/A:P
Weakness type (CWE)
Published
2011-04-08

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high attack complexity, requiring no authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 14.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2011-1071

  • Confirm whether Gnu Eglibc is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2011-1071.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-1071

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-1071 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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