5.0
MEDIUM
CVE-2009-0789
OpenSSL Denial of Service ASN.1 Structure Handling Vulnerability
Description

OpenSSL before 0.9.8k on WIN64 and certain other platforms does not properly handle a malformed ASN.1 structure, which allows remote attackers to cause a denial of service (invalid memory access and application crash) by placing this structure in the public key of a certificate, as demonstrated by an RSA public key.

INFO

Published Date :

March 27, 2009, 4:30 p.m.

Last Modified :

Aug. 17, 2017, 1:30 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Public PoC/Exploit Available at Github

CVE-2009-0789 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2009-0789 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 Openssl openssl
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-2009-0789.

URL Resource
ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-008.txt.asc
http://lists.apple.com/archives/security-announce/2009/Sep/msg00004.html
http://lists.opensuse.org/opensuse-security-announce/2009-05/msg00000.html
http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00013.html
http://lists.opensuse.org/opensuse-security-announce/2011-07/msg00014.html
http://marc.info/?l=bugtraq&m=124464882609472&w=2
http://marc.info/?l=bugtraq&m=127678688104458&w=2
http://secunia.com/advisories/34411 Vendor Advisory
http://secunia.com/advisories/34460 Vendor Advisory
http://secunia.com/advisories/34666
http://secunia.com/advisories/35065
http://secunia.com/advisories/35380 Vendor Advisory
http://secunia.com/advisories/35729 Vendor Advisory
http://secunia.com/advisories/36701 Vendor Advisory
http://secunia.com/advisories/42724 Vendor Advisory
http://secunia.com/advisories/42733 Vendor Advisory
http://securitytracker.com/id?1021906
http://sourceforge.net/project/shownotes.php?release_id=671059&group_id=116847
http://support.apple.com/kb/HT3865
http://voodoo-circle.sourceforge.net/sa/sa-20090326-01.html
http://www.openssl.org/news/secadv_20090325.txt Vendor Advisory
http://www.osvdb.org/52866
http://www.php.net/archive/2009.php#id2009-04-08-1
http://www.securityfocus.com/bid/34256 Patch
http://www.vupen.com/english/advisories/2009/0850 Vendor Advisory
http://www.vupen.com/english/advisories/2009/1020 Vendor Advisory
http://www.vupen.com/english/advisories/2009/1175 Vendor Advisory
http://www.vupen.com/english/advisories/2009/1548 Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/49433
https://kb.bluecoat.com/index?page=content&id=SA50

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).

None

Updated: 2 months, 2 weeks ago
5 stars 0 fork 0 watcher
Born at : Feb. 23, 2023, 5:42 a.m. This repo has been linked 455 different CVEs too.

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

The following list is the news that have been mention CVE-2009-0789 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2009-0789 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 [email protected]

    May. 14, 2024

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

    Aug. 17, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/49433 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/49433 [No Types Assigned]
  • CVE Modified by [email protected]

    Aug. 23, 2016

    Action Type Old Value New Value
    Added Reference http://marc.info/?l=bugtraq&m=127678688104458&w=2
  • Initial Analysis by [email protected]

    Mar. 30, 2009

    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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2009-0789 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2009-0789 weaknesses.

Exploit Prediction

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

11.67 }} 0.00%

score

0.94342

percentile

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