Vulnerability Details : CVE-2012-1176
Buffer overflow in the fribidi_utf8_to_unicode function in PyFriBidi before 0.11.0 allows remote attackers to cause a denial of service (application crash) via a 4-byte utf-8 sequence.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2012-1176
Probability of exploitation activity in the next 30 days: 9.72%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 94 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2012-1176
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2012-1176
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-1176
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http://www.openwall.com/lists/oss-security/2012/03/14/9
oss-security - Re: CVE request: pyfribidi buffer overflow flaw
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http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076038.html
[SECURITY] Fedora 16 Update: pyfribidi-0.11.0-1.fc16
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http://www.openwall.com/lists/oss-security/2012/03/14/4
oss-security - CVE request: pyfribidi buffer overflow flaw
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https://exchange.xforce.ibmcloud.com/vulnerabilities/74001
FriBidi Python binding utf-8 buffer overflow CVE-2012-1176 Vulnerability Report
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https://github.com/pediapress/pyfribidi/commit/d2860c655357975e7b32d84e6b45e98f0dcecd7a
refactor pyfribidi.c module · pediapress/pyfribidi@d2860c6 · GitHub
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https://bugzilla.wikimedia.org/show_bug.cgi?id=35055
⚓ T37055 backtrace when getting a PDF
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http://lists.fedoraproject.org/pipermail/package-announce/2012-March/075293.html
[SECURITY] Fedora 17 Update: pyfribidi-0.11.0-1.fc17
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https://bugzilla.redhat.com/show_bug.cgi?id=801896
801896 – (CVE-2012-1176) CVE-2012-1176 pyfribidi: buffer overflow when handling 4-byte utf-8 sequences
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http://www.securityfocus.com/bid/52451
FriBidi Python binding (pyfribidi) Buffer Overflow Vulnerability
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https://github.com/pediapress/pyfribidi/issues/2%29:
Issues · pediapress/pyfribidi · GitHub
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http://groups.google.com/group/linux.debian.bugs.dist/browse_thread/thread/aacd036037217998/8d095f85f3665bff?lnk=raot
Bug#663189: buffer overflow in python-pyfribidi - Google Groepen
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http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663189
#663189 - buffer overflow in python-pyfribidi - Debian Bug report logs
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http://lists.fedoraproject.org/pipermail/package-announce/2012-March/076053.html
[SECURITY] Fedora 15 Update: pyfribidi-0.11.0-1.fc15
Products affected by CVE-2012-1176
- cpe:2.3:a:fribidi:pyfribidi:*:*:*:*:*:*:*:*