CVE-2010-0442

Public Exploit

Description

The bitsubstr function in backend/utils/adt/varbit.c in PostgreSQL 8.0.23, 8.1.11, and 8.3.8 allows remote authenticated users to cause a denial of service (daemon crash) or have unspecified other impact via vectors involving a negative integer in the third argument, as demonstrated by a SELECT statement that contains a call to the substring function for a bit string, related to an "overflow."

Category

6.5
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 13.53% Top 10%
Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory postgresql.org Vendor Advisory postgresql.org Vendor Advisory postgresql.org Vendor Advisory postgresql.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.redhat.com/support/errata/RHSA-2010-0427.html third party advisory vendor advisory
http://securitytracker.com/id?1023510 vdb entry third party advisory
http://www.redhat.com/support/errata/RHSA-2010-0428.html third party advisory vendor advisory
http://www.debian.org/security/2010/dsa-2051 third party advisory vendor advisory
http://ubuntu.com/usn/usn-933-1 third party advisory vendor advisory
http://secunia.com/advisories/39820 third party advisory broken link
http://www.openwall.com/lists/oss-security/2010/01/27/5 third party advisory mailing list
http://www.vupen.com/english/advisories/2010/1221 vdb entry permissions required
http://www.securityfocus.com/bid/37973 exploit vdb entry third party advisory
http://git.postgresql.org/gitweb?p=postgresql.git%3Ba=commit%3Bh=75dea10196c31d98d98c0bafeeb576ae99c09b12 vendor advisory
http://intevydis.blogspot.com/2010/01/postgresql-8023-bitsubstr-overflow.html third party advisory
http://git.postgresql.org/gitweb?p=postgresql.git%3Ba=commit%3Bh=b15087cb39ca9e4bde3c8920fcee3741045d2b83 vendor advisory
http://www.vupen.com/english/advisories/2010/1207 vdb entry permissions required
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=567058 third party advisory
http://www.vupen.com/english/advisories/2010/1022 vdb entry permissions required
http://archives.postgresql.org/pgsql-hackers/2010-01/msg00634.php mailing list vendor advisory
http://secunia.com/advisories/39566 third party advisory broken link
https://bugzilla.redhat.com/show_bug.cgi?id=559259 issue tracking third party advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/55902 vdb entry third party advisory
http://archives.postgresql.org/pgsql-committers/2010-01/msg00125.php mailing list vendor advisory
http://www.redhat.com/support/errata/RHSA-2010-0429.html third party advisory vendor advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9720 vdb entry third party advisory signature
https://bugzilla.redhat.com/show_bug.cgi?id=559194 issue tracking third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2010:103 vendor advisory broken link
http://secunia.com/advisories/39939 third party advisory broken link
http://www.vupen.com/english/advisories/2010/1197 vdb entry permissions required

Frequently Asked Questions

What is the severity of CVE-2010-0442?
CVE-2010-0442 has been scored as a medium severity vulnerability.
How to fix CVE-2010-0442?
To fix CVE-2010-0442, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-0442 being actively exploited in the wild?
It is possible that CVE-2010-0442 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~14% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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