CVE-2013-4208
LOW · CVSS 2.1EPSS 0.4%EU EUVD
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local users to discover private RSA and DSA keys.
Key facts
- CVSS score
- 2.1 (v2.0)
- Severity
- LOW
- CVSS vector
AV:L/AC:L/Au:N/C:P/I:N/A:N- Weakness (CWE)
- CWE-200
- EPSS score
- 0.4% (33th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-4113)
- Published
- August 19, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-4113 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- putty / putty
- simon tatham / putty
- simon tatham / putty
References
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html
- http://secunia.com/advisories/54379(Vendor Advisory)
- http://secunia.com/advisories/54533
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html
- http://www.debian.org/security/2013/dsa-2736
- http://www.openwall.com/lists/oss-security/2013/08/06/11
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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