Vulnerability Details : CVE-2009-0126
The decrypt_public function in lib/crypt.cpp in the client in Berkeley Open Infrastructure for Network Computing (BOINC) 6.2.14 and 6.4.5 does not check the return value from the OpenSSL RSA_public_decrypt function, which allows remote attackers to bypass validation of the certificate chain via a malformed SSL/TLS signature, a similar vulnerability to CVE-2008-5077.
Vulnerability category: BypassGain privilege
Products affected by CVE-2009-0126
- cpe:2.3:a:berkeley:boinc_client:6.4.5:*:*:*:*:*:*:*
- cpe:2.3:a:berkeley:boinc_client:6.2.14:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2009-0126
0.65%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2009-0126
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2009-0126
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2009-0126
-
http://boinc.berkeley.edu/trac/changeset/16883
Trac Error – BOINC
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https://bugzilla.redhat.com/show_bug.cgi?id=479664
479664 – (CVE-2009-0126) CVE-2009-0126 boinc-client: Does not check the RSA_public_decrypt() return value.Exploit
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https://www.redhat.com/archives/fedora-package-announce/2009-February/msg00034.html
[SECURITY] Fedora 9 Update: boinc-client-6.4.5-2.20081217svn.fc9
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http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511521
#511521 - boinc: Does not check the RSA_public_decrypt() return value. - Debian Bug report logsExploit
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http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00000.html
[security-announce] SUSE Security Summary Report: SUSE-SR:2009:003 - openSUSE Security Announce - openSUSE Mailing Lists
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http://boinc.berkeley.edu/trac/ticket/823
#823 (boinc does not check the RSA_public_decrypt() return value) – BOINCVendor Advisory
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http://openwall.com/lists/oss-security/2009/01/12/4
oss-security - CVE Request -- tsqllib, slurm-llnl, libnasl, libcrypt-openssl-dsa-perl, erlang, boinc-client, m2crypto
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