Buffer overflow in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) via an invalid DSA signature that is not properly handled during computation of a modular inverse and triggers the overflow during a division by zero by the bignum functionality, a different vulnerability than CVE-2013-4206.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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DSA-2736-1 | putty security update |
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EUVD-2013-4112 | Buffer overflow in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) via an invalid DSA signature that is not properly handled during computation of a modular inverse and triggers the overflow during a division by zero by the bignum functionality, a different vulnerability than CVE-2013-4206. |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T16:38:01.696Z
Reserved: 2013-06-12T00:00:00
Link: CVE-2013-4207

No data.

Status : Deferred
Published: 2013-08-19T23:55:08.767
Modified: 2025-04-11T00:51:21.963
Link: CVE-2013-4207

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