CVE-2011-1071
Public exploit available. Not confirmed exploited in the wild yet. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
8 sources with a proof of concept or module.
Exploit links, PoCs and Metasploit modules after sign-in- EPSS
14% chance of exploitation activity in the next 30 days, which ranks it in the 96th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
A public exploit existed 53 days before the patch.
- OpenVAS check added
- EPSS band changelow → moderate
- Patch availablerecord updated
- Public exploit / PoCsource: other
- Publishedweakness classified
Affected products
And 1 more affected product. See all after sign-in
Technical detail
CVSS 2.0 vector
Open in the CVSS calculatorAV:N/AC:H/Au:N/C:P/I:P/A:P
Scored 5.1 by NVD.
How it is reached
- Access Vector NetworkExploitable remotely over the network
- Access Complexity HighSpecialized conditions required
- Authentication NoneNo authentication required
Impact if exploited
- Confidentiality PartialSome information is disclosed
- Integrity PartialSome data can be modified
- Availability PartialReduced performance or service disruption
Weaknesses
Sources
References in the record
And 23 more references. See all after sign-in
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