7.5
HIGH
CVE-2011-2900
Mongoose, yaSSL Embedded Web Server, and Simple HTTPD Stack-based Buffer Overflow Vulnerabilities
Description

Stack-based buffer overflow in the (1) put_dir function in mongoose.c in Mongoose 3.0, (2) put_dir function in yasslEWS.c in yaSSL Embedded Web Server (yasslEWS) 0.2, and (3) _shttpd_put_dir function in io_dir.c in Simple HTTPD (shttpd) 1.42 allows remote attackers to execute arbitrary code via an HTTP PUT request, as exploited in the wild in 2011.

INFO

Published Date :

Aug. 5, 2011, 9:55 p.m.

Last Modified :

April 11, 2025, 12:51 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2011-2900 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Valenok mongoose
1 Shttpd shttpd
1 Yassl yasslews
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2011-2900.

URL Resource
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065273.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065505.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065537.html
http://secunia.com/advisories/45464 Vendor Advisory
http://secunia.com/advisories/45902
http://securityreason.com/securityalert/8337
http://www.openwall.com/lists/oss-security/2011/08/03/5 Patch
http://www.openwall.com/lists/oss-security/2011/08/03/9 Patch
http://www.securityfocus.com/bid/48980
https://code.google.com/p/mongoose/source/detail?r=556f4de91eae4bac40dc5d4ddbd9ec7c424711d0 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/68991
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065273.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065505.html
http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065537.html
http://secunia.com/advisories/45464 Vendor Advisory
http://secunia.com/advisories/45902
http://securityreason.com/securityalert/8337
http://www.openwall.com/lists/oss-security/2011/08/03/5 Patch
http://www.openwall.com/lists/oss-security/2011/08/03/9 Patch
http://www.securityfocus.com/bid/48980
https://code.google.com/p/mongoose/source/detail?r=556f4de91eae4bac40dc5d4ddbd9ec7c424711d0 Patch
https://exchange.xforce.ibmcloud.com/vulnerabilities/68991

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2011-2900 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2011-2900 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065273.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065505.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065537.html
    Added Reference http://secunia.com/advisories/45464
    Added Reference http://secunia.com/advisories/45902
    Added Reference http://securityreason.com/securityalert/8337
    Added Reference http://www.openwall.com/lists/oss-security/2011/08/03/5
    Added Reference http://www.openwall.com/lists/oss-security/2011/08/03/9
    Added Reference http://www.securityfocus.com/bid/48980
    Added Reference https://code.google.com/p/mongoose/source/detail?r=556f4de91eae4bac40dc5d4ddbd9ec7c424711d0
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/68991
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Aug. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/68991 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/68991 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 08, 2011

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

43.68 }} -3.07%

score

0.97261

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability