What is the severity of CVE-2015-5309?

CVE-2015-5309 has a high severity rating due to its potential for memory corruption and arbitrary code execution.

How do I fix CVE-2015-5309?

To fix CVE-2015-5309, update PuTTY to version 0.66 or later to mitigate the vulnerability.

What systems are affected by CVE-2015-5309?

CVE-2015-5309 affects PuTTY versions prior to 0.66 and specific versions of openSUSE including 13.1, 13.2, and Leap 42.1.

What type of attack does CVE-2015-5309 enable?

CVE-2015-5309 enables remote attackers to perform denial of service attacks or possibly execute arbitrary code.

Is CVE-2015-5309 a local or remote vulnerability?

CVE-2015-5309 is a remote vulnerability that can be exploited by an attacker from a different location.

Vulnerability/
CVE-2015-5309

medium

4.3

CWE

189 190

7/12/2015

6/8/2024

CVE-2015-5309: Integer Overflow

First published: Mon Dec 07 2015(Updated: )

Integer overflow in the terminal emulator in PuTTY before 0.66 allows remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via an ECH (erase characters) escape sequence with a large parameter value, which triggers a buffer underflow.

Credit: secalert@redhat.com

Affected Software	Affected Version	How to fix
openSUSE	=42.1
openSUSE	=13.1
openSUSE	=13.2
PuTTY	<=0.65

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2015-5309?
CVE-2015-5309 has a high severity rating due to its potential for memory corruption and arbitrary code execution.
How do I fix CVE-2015-5309?
To fix CVE-2015-5309, update PuTTY to version 0.66 or later to mitigate the vulnerability.
What systems are affected by CVE-2015-5309?
CVE-2015-5309 affects PuTTY versions prior to 0.66 and specific versions of openSUSE including 13.1, 13.2, and Leap 42.1.
What type of attack does CVE-2015-5309 enable?
CVE-2015-5309 enables remote attackers to perform denial of service attacks or possibly execute arbitrary code.
Is CVE-2015-5309 a local or remote vulnerability?
CVE-2015-5309 is a remote vulnerability that can be exploited by an attacker from a different location.

agent/type
agent/references
agent/author
agent/weakness
agent/severity
agent/description
agent/softwarecombine
collector/mitre-cve
source/MITRE
agent/last-modified-date
agent/first-publish-date
agent/event
agent/source
agent/tags
collector/nvd-index
agent/software-canonical-lookup-request
vendor/opensuse
canonical/opensuse
version/opensuse/42.1
version/opensuse/13.1
version/opensuse/13.2
vendor/simon tatham
canonical/putty
version/putty/0.65

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Frequently Asked Questions

What is the severity of CVE-2015-5309?
CVE-2015-5309 has a high severity rating due to its potential for memory corruption and arbitrary code execution.
How do I fix CVE-2015-5309?
To fix CVE-2015-5309, update PuTTY to version 0.66 or later to mitigate the vulnerability.
What systems are affected by CVE-2015-5309?
CVE-2015-5309 affects PuTTY versions prior to 0.66 and specific versions of openSUSE including 13.1, 13.2, and Leap 42.1.
What type of attack does CVE-2015-5309 enable?
CVE-2015-5309 enables remote attackers to perform denial of service attacks or possibly execute arbitrary code.
Is CVE-2015-5309 a local or remote vulnerability?
CVE-2015-5309 is a remote vulnerability that can be exploited by an attacker from a different location.