Podatność CVE-2012-2110


Publikacja: 2012-04-19

Opis:
The asn1_d2i_read_bio function in crypto/asn1/a_d2i_fp.c in OpenSSL before 0.9.8v, 1.0.0 before 1.0.0i, and 1.0.1 before 1.0.1a does not properly interpret integer data, which allows remote attackers to conduct buffer overflow attacks, and cause a denial of service (memory corruption) or possibly have unspecified other impact, via crafted DER data, as demonstrated by an X.509 certificate or an RSA public key.

W naszej bazie, znaleźliśmy następujące noty dla tego CVE:
Tytuł
Autor
Data
High
OpenSSL 1.0.1 Memory Corruption
Tavis Ormandy
20.04.2012
Med.
OpenSSL 1.0.1 ASN1 BIO Vulnerability
Tavis Ormandy
20.04.2012
High
OpenSSL ASN1 BIO Incomplete Fix
Red Hat
25.04.2012
High
RSA BSAFE SSL-C 2.8.6 BEAST Buffer Overflow Fixes
EMC
12.09.2012

Typ:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

Ogólna skala CVSS
Znaczenie
Łatwość wykorzystania
7.5/10
6.4/10
10/10
Wymagany dostęp
Złożoność ataku
Autoryzacja
Zdalny
Niska
Nie wymagana
Wpływ na poufność
Wpływ na integralność
Wpływ na dostępność
Częściowy
Częściowy
Częściowy
Affected software
Redhat -> Openssl 
Openssl -> Openssl 

 Referencje:
http://archives.neohapsis.com/archives/fulldisclosure/2012-04/0209.html
http://cvs.openssl.org/chngview?cn=22431
http://cvs.openssl.org/chngview?cn=22434
http://cvs.openssl.org/chngview?cn=22439
http://lists.apple.com/archives/security-announce/2013/Jun/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079149.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/079299.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-May/080176.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00014.html
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00015.html
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00007.html
http://marc.info/?l=bugtraq&m=133728068926468&w=2
http://marc.info/?l=bugtraq&m=133951357207000&w=2
http://marc.info/?l=bugtraq&m=134039053214295&w=2
http://osvdb.org/81223
http://rhn.redhat.com/errata/RHSA-2012-0518.html
http://rhn.redhat.com/errata/RHSA-2012-0522.html
http://rhn.redhat.com/errata/RHSA-2012-1306.html
http://rhn.redhat.com/errata/RHSA-2012-1307.html
http://rhn.redhat.com/errata/RHSA-2012-1308.html
http://secunia.com/advisories/48847
http://support.apple.com/kb/HT5784
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004564
http://www.collax.com/produkte/AllinOne-server-for-small-businesses#id2565578
http://www.debian.org/security/2012/dsa-2454
http://www.exploit-db.com/exploits/18756
http://www.mandriva.com/security/advisories?name=MDVSA-2012:060
http://www.openssl.org/news/secadv_20120419.txt
http://www.securityfocus.com/bid/53158
http://www.securitytracker.com/id?1026957
http://www.ubuntu.com/usn/USN-1424-1
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c03839862
https://kb.juniper.net/KB27376

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