5.0
MEDIUM
CVE-2011-2483
"PHP/PostgreSQL crypt_blowfish 8-bit Character Information Leak"
Description

crypt_blowfish before 1.1, as used in PHP before 5.3.7 on certain platforms, PostgreSQL before 8.4.9, and other products, does not properly handle 8-bit characters, which makes it easier for context-dependent attackers to determine a cleartext password by leveraging knowledge of a password hash.

INFO

Published Date :

Aug. 25, 2011, 2:22 p.m.

Last Modified :

April 23, 2024, 7:57 p.m.

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Public PoC/Exploit Available at Github

CVE-2011-2483 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-2011-2483 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 Php php
1 Postgresql postgresql
1 Openwall crypt_blowfish
: Total Affected Vendor : 3 | Products : 3
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-2011-2483.

URL Resource
http://freshmeat.net/projects/crypt_blowfish Broken Link
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 Third Party Advisory
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html Mailing List
http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00015.html Third Party Advisory
http://php.net/security/crypt_blowfish Third Party Advisory
http://support.apple.com/kb/HT5130 Third Party Advisory
http://www.debian.org/security/2011/dsa-2340 Third Party Advisory VDB Entry
http://www.debian.org/security/2012/dsa-2399 Third Party Advisory VDB Entry
http://www.mandriva.com/security/advisories?name=MDVSA-2011:165 Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2011:178 Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2011:179 Broken Link
http://www.mandriva.com/security/advisories?name=MDVSA-2011:180 Broken Link
http://www.openwall.com/crypt/ Mailing List Patch Third Party Advisory
http://www.php.net/ChangeLog-5.php#5.3.7 Third Party Advisory
http://www.php.net/archive/2011.php#id2011-08-18-1 Patch Vendor Advisory
http://www.postgresql.org/docs/8.4/static/release-8-4-9.html Patch Vendor Advisory
http://www.redhat.com/support/errata/RHSA-2011-1377.html Broken Link
http://www.redhat.com/support/errata/RHSA-2011-1378.html Broken Link
http://www.redhat.com/support/errata/RHSA-2011-1423.html Broken Link
http://www.securityfocus.com/bid/49241 Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-1229-1 Third Party Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 Third Party Advisory VDB Entry

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).

Profile Photo
SaltwaterC/PasswordHash2

Portable password hashing framework for PHP. Uses the bcrypt and the SHA2 crypt() alternative schemes.

PHP

Updated: 2 years, 10 months ago
8 stars 1 fork 1 watcher
Born at : April 19, 2011, 8:57 a.m. This repo has been linked 1 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-2011-2483 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2011-2483 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
  • Reanalysis by [email protected]

    Apr. 23, 2024

    Action Type Old Value New Value
    Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 Third Party Advisory https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 Third Party Advisory, VDB Entry
    Changed CPE Configuration OR *cpe:2.3:a:php:php:1.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:2.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:2.0b10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.12:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.13:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.14:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.15:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.16:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.17:*:*:*:*:*:*:* *cpe:2.3:a:php:php:3.0.18:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0:beta1:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0:beta2:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0:beta3:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0:beta4:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0:beta_4_patch1:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.0.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.1.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.1.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.1.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.2.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.2.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.2.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.2.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.3.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:4.4.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:beta1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:beta2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:beta3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:beta4:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:rc1:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:rc2:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.0:rc3:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.0.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.1.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.12:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.13:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.2.14:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.3.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:*:*:*:*:*:*:*:* versions up to (including) 5.3.6 *cpe:2.3:a:solar_designer:crypt_blowfish:0.2:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.3:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.1:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.2:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.3:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.4:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.5:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:0.4.6:*:*:*:*:*:*:* *cpe:2.3:a:solar_designer:crypt_blowfish:*:*:*:*:*:*:*:* versions up to (including) 0.4.7 OR *cpe:2.3:a:php:php:*:*:*:*:*:*:*:* versions up to (excluding) 5.3.7
    Added CPE Configuration OR *cpe:2.3:a:openwall:crypt_blowfish:*:*:*:*:*:*:*:* versions up to (excluding) 1.1
  • Modified Analysis by [email protected]

    Oct. 25, 2023

    Action Type Old Value New Value
    Changed Reference Type http://freshmeat.net/projects/crypt_blowfish No Types Assigned http://freshmeat.net/projects/crypt_blowfish Broken Link
    Changed Reference Type http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 No Types Assigned http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 Third Party Advisory
    Changed Reference Type http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html No Types Assigned http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html Mailing List
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00015.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00015.html Third Party Advisory
    Changed Reference Type http://php.net/security/crypt_blowfish No Types Assigned http://php.net/security/crypt_blowfish Third Party Advisory
    Changed Reference Type http://support.apple.com/kb/HT5130 No Types Assigned http://support.apple.com/kb/HT5130 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2011/dsa-2340 No Types Assigned http://www.debian.org/security/2011/dsa-2340 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.debian.org/security/2012/dsa-2399 No Types Assigned http://www.debian.org/security/2012/dsa-2399 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.mandriva.com/security/advisories?name=MDVSA-2011:165 No Types Assigned http://www.mandriva.com/security/advisories?name=MDVSA-2011:165 Broken Link
    Changed Reference Type http://www.mandriva.com/security/advisories?name=MDVSA-2011:178 No Types Assigned http://www.mandriva.com/security/advisories?name=MDVSA-2011:178 Broken Link
    Changed Reference Type http://www.mandriva.com/security/advisories?name=MDVSA-2011:179 No Types Assigned http://www.mandriva.com/security/advisories?name=MDVSA-2011:179 Broken Link
    Changed Reference Type http://www.mandriva.com/security/advisories?name=MDVSA-2011:180 No Types Assigned http://www.mandriva.com/security/advisories?name=MDVSA-2011:180 Broken Link
    Changed Reference Type http://www.openwall.com/crypt/ Patch http://www.openwall.com/crypt/ Mailing List, Patch, Third Party Advisory
    Changed Reference Type http://www.php.net/archive/2011.php#id2011-08-18-1 No Types Assigned http://www.php.net/archive/2011.php#id2011-08-18-1 Patch, Vendor Advisory
    Changed Reference Type http://www.php.net/ChangeLog-5.php#5.3.7 No Types Assigned http://www.php.net/ChangeLog-5.php#5.3.7 Third Party Advisory
    Changed Reference Type http://www.postgresql.org/docs/8.4/static/release-8-4-9.html No Types Assigned http://www.postgresql.org/docs/8.4/static/release-8-4-9.html Patch, Vendor Advisory
    Changed Reference Type http://www.redhat.com/support/errata/RHSA-2011-1377.html No Types Assigned http://www.redhat.com/support/errata/RHSA-2011-1377.html Broken Link
    Changed Reference Type http://www.redhat.com/support/errata/RHSA-2011-1378.html No Types Assigned http://www.redhat.com/support/errata/RHSA-2011-1378.html Broken Link
    Changed Reference Type http://www.redhat.com/support/errata/RHSA-2011-1423.html No Types Assigned http://www.redhat.com/support/errata/RHSA-2011-1423.html Broken Link
    Changed Reference Type http://www.securityfocus.com/bid/49241 No Types Assigned http://www.securityfocus.com/bid/49241 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.ubuntu.com/usn/USN-1229-1 No Types Assigned http://www.ubuntu.com/usn/USN-1229-1 Third Party Advisory
    Changed Reference Type https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 No Types Assigned https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* versions from (including) 8.2.0 up to (excluding) 8.2.22 *cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* versions from (including) 8.3.0 up to (excluding) 8.3.16 *cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* versions from (including) 8.4.0 up to (excluding) 8.4.9 *cpe:2.3:a:postgresql:postgresql:*:*:*:*:*:*:*:* versions from (including) 9.0.0 up to (excluding) 9.0.5
  • CVE Modified by [email protected]

    Aug. 29, 2017

    Action Type Old Value New Value
    Removed Reference http://xforce.iss.net/xforce/xfdb/69319 [No Types Assigned]
    Added Reference https://exchange.xforce.ibmcloud.com/vulnerabilities/69319 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 08, 2016

    Action Type Old Value New Value
    Added Reference http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10705 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 25, 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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2011-2483 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-2011-2483 weaknesses.

Exploit Prediction

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

0.33 }} -0.11%

score

0.67541

percentile

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